101mm Working Length. Also is it ok to use a little expanding foam . 3 high, max 4 metre to apex roof. #6. If you look at how the soldiers line up with the brickwork at the top of the frame, it doesn't look like there is. Pick a joint line and follow that. 8m) Rather more than a rotten piece of timber strength of not much more than 0kN/m, with the. The house is 1930s brick and original windows have steel frames set into a wooden frame with a soldier course above. Easily secure a wide range of applications in place. o. As if by magic the lintel cost £90. To solve this we fitted a 'Catnic' lintel to support the outer leaf only. Use 75mm/3" screws, use a combination drill, a 6mm HSS twist drill bit to drill through the lintel, then a 6mm masonry bit or you may need a 6mm SDS bit with accompanying drill if the wall is concrete block as the normal masonry. " It just doesn't give any indication how mature the mortar should be before removing the props - that's why I posted my question. Hello everyone, I’m after a bit of advice, please. ), with virtually no risk of the bricks above moving. Ask a question. You could almost certainly neatly cut out the horizontal row of bricks immediately above your proposed door frame using your saw so's you can slip your lintel straight in (with a min 150mm overlap at each end - I think. CGN Screwfix Select. I wasn't provided with building regs or drawings and used my 25 years experience during job. Galvanised, mild steel. 60 metre garage out of 6 inch solids, the span of the door is 4. If the screw is extremely tight to wind in, it maybe to large for the pilot hole and could snap if this is the case. CGN Screwfix Select. 8m opening with a 65mm lintel is capable of 1. Render on the wall insulation and fibre glass on the roof insulation. I have a small window approximately 450 wide to go in my kitchen wall, the wall is block 100mm cavity and then brickwork !trustmark, Oct 22, 2006. Easy to use by filling hole with the mix and adding water, no manual mixing required. £177. #2. The wall itswlf is an external end of house (detached) wall, bottom floor. don't drill into the lintel. Then cutting out and removing old lintel/s, which will mean loosening course of bricks above. Log in or Sign up. Del boy 10, Jun 30, 2023. Design will show that a 65mm p/s concrete lintel is ok - cost about £10. Local merchants do a box section HD lintel with 50 kn UDL for about 40 quid. The chimney is now completely out and supported in the loft but the. There isn't a big enough clearance for the key to miss the lintel. #6. Buy online & collect in hundreds of stores in as little as 1 minute! 30 day money back guarantee. Wooden lintels work just fine - unless you render the outside of your house with Portland cement. Hi all, I'm moving a door opening 350mm to one side and need to know what lintel to use, the current door way was put in years ago to access the garage and goes through light block wall, above it is 1 and 12 light block which support 3. Timber frames were usually enough to support the brickwork with a 6x6 concrete lintel for the inner skin. arrow Screwfix Select. Bearing should be 'solid'. Whatever your steel lintel requirements are, we've got it. 1. The wall plate is supporting to roof rafters as well as roof so there is some load. A concrete lintel would suffice, the bottom course of bricks should be able to be drilled and taken out carefully then the new lintel inserted with compo to take up any gaps, you can then use a regular height firedoor. A crack in a reinforced concrete lintel isn't going to be of much concern normally, but this sounds like it could have been a very heavy/substantial impact in a direction the lintel isn't designed to be strong - something of an unknown quantity - I'd want it replaced. 2,The bricks should be on a bed not right on lintel (but only at the front of the lintel) 3,Depends on the condition of the lintel if it seems ok leave it in fit new window rake out and re point. Upstirs windows were fine as the lintel in the. The lintel more than likely would have been a separate timber lintel, you can still see the bearings where it sat or it could have been part of the frame with 4x2 horns extending into the brickwork. Home Forums > Screwfix Community Forum > Builders' Talk > lintel above window. 64m2. Walls approx 2. Trowel it smooth on the exposed top face. tomplum Active Member. I was thinking of putting 2 concrete lintels in, one for each skin of the wall to make life easier, theres 5 courses of brickwork above my proposed lintels with a tiled roof. A concrete lintel is by far the best way to go. Hi, I'm a building a garden room out of 3 x2 cls c24. Height and width will be 200 X 100mm. Current construction brick outside, breeze block inside with cavity. We supply trade quality DIY and home improvement products at great low pricesGot a quote for some french doors to replace a window a few months ago. So such a short lintel does not normally carry the weight of the masonry etc. You could always look at putting in a solid piece of oak as your lintel but you would need to check the stoves specifications for distance from combustables. If i use a catnic lintel then you will be able to see the underside of the lintel rather than the stone head. I've some concerns about whether or not the job has been done properly. Density of thermalite block say 730kg /m3 (depends on specific block used), hence 110kg /m2 for 150mm thick block. Support bracket for removal of internal chimney breast. If they have been there for 15 years then I don't really see the problem. Morning, I need to buy a 3. I am guessing (emphasis on guessing) that the SDS is quickly going through plaster and maybe. 30 mins later van and Oxyacetylene cylinders set up. com. Don't know if the window is set back 4in, easier to take out, or sitting under the arch. Live in a 1980s semi-detached house and during winter months we get excessive condensation on the recess wall above the bedroom window. Screwfix Community Forum. If you can't move it, then I wouldn't get too worked up about the bearing, provided the brickwork above the lintel is properly keyed into the adjacent wall. There is actually an existing opening into another room which sits right. This could be a very easy DIY job if that wall above the opening ain't holding the ceiling/floor joists up. Then fit lintel and angle grind out the opening, from both sides of the wall if its only a 4" grinder. CGN, Oct 8, 2015. 8m. If you're really paranoid, just double them up. neilbick New Member. 22 each (Inc. = 184. e. Fixing could either be bolted through the beam or strapping however it depends on load. Step 1 - Stripping wallpaper to see plaster board identify existing lintel and remove render. 7 metre clear span (max) is capable of 1kn loads an average floor load is 1. 75 x 6. Steve, just so you know the theory of the concrete lintel. I can’t find one anywhere though!. So ref your other post about the steel, it has to carry. There is a lintel above the window supporting one course of blocks. The wall is internal, concrete block partly supporting a loft floor above. So the ops 1. exbg Screwfix Select. Hi gregz0012, yes you should be ok to remove the recent brickwork, years ago they built what they called a "builders opening" for fireplaces, and whatever form of fire was put in afterwards, they also used to put timber lintols in, so that arch was put there to relieve the weight of the chimney breast off the timber lintol, in fact i think they were/are called. See my rubbish diagram. You will need a lintel and if this is the advice he gave you I would arrange and in independent person to check his work. Has excellent adhesion and resists slumping but build up in several layers, allowing each to dry before adding more. . This would then tie the 2 together. The mortar isn't holding the brickwork and lintel in place and cracks/parting of the two are gradually getting worse. This supports 2 seperate steel lintels. Graham Swire New Member. . So ref your other post about the steel, it has to carry. On others there was a metal lintel such as a Dorman Long which sat partially over the inside concrete lintel and down over the frame carrying the brickwork and also forming a tray. It is unacceptable to screw two thin lengths of wood together to make a thicker piece and call it a lintel- 'it is not appropriate to the stresses involved'. Fixings not included. they have had pvc windows put in 3 months ago and whoever did it put a lintel up because the made the window smaller but the lintel is only 3/4 the lenght of the window and above has been bricked up with paving. Is an off the shelf ANG catnic lintel that can support uniform distribution of up to 7kN of weight enough to support a stone head going in above. Unless it's an unusually wide doorframe, don't bother with mechanical fixings in the head, once frame is fixed in position through the jambs, squirt expanding foam all around the back and head to close any gaps, insulate and further secure in position, it'll. when i removed the old timber frame patio doors i noticed that there didn't appear to be a lintel on the outer brick wall, only a concrete one on the inner block wall. There are timber lintels throughout. . sospan, Oct 28, 2015. The deviation is approx. Therefor the lintel needs to be able to support that, plus hold the door frame. If you hit the rebar in the lintel when drilling in to the concrete lintel, its integrity will be compromised. The inner wall section has already a concrete lintel. Severntrent Screwfix Select. There has obviously been a timber lintel there before the pvc cowboys came along and fitted the existing door. FREE next day delivery available, free collection in 1. Do not attempt to join lintels. Home Forums > Screwfix. Any ideas please? fred812, Jun 18, 2021. The old screws are 40mm so can't quite figure out how they went in and the way forward. And besides as said, they are liable to restore. #3. Looks like a small section has blown about 100 mm long by 10mm deep. midland_phil New Member. Sean_ork, Sep 20, 2013. Begin by drilling a shallow hole on low power before increasing the speed and engaging the hammer feature. The brickwork is sound apart from the section between the door and window. Aaron Mcculla New Member. The window company said they can put a lintel in but just want to check as I dont want a concrete intel. Yes, you need a lintel even though it’s only for 6 bricks and you also really needed it signed off by building control either via the fensa scheme or a BCO. However this only appears to work for some drill holes and not for others. . #3. Remove the windows and put a Catnic steel lintel in place making sure that there will be enough support on the left and right. Jord86 Screwfix Select. If it was my own place I wouldn't mind as I would remember to take the key out before opening. Measuring the gap is totally pointless yet simple to estimate, the 20mm side has a 7mm gap whereas the 24mm side has an 11mm gap, based on it being 12. hallbeck New Member. 7m above the sewer then assuming the lines of influence spreadout at 45 degrees then a 3. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. You could use a self tapper if you're feeling especially technical but there really is no need, imo. You've done structural work so BC should have an involvement. " It just doesn't give any indication how mature the mortar should be before removing the props - that's why I posted my question. Masonry load above (standard Catnic lintel) 2700mm span. Option 1 - I take a loss on the window I bought, buy a smaller window that fits under the RSJ and somehow cover the RSJ with trim. You have to accommodate shear rings and you must assure that the cover of concrete is a minimum of 25mm and the shear rings are 10mm so part the steel 25mm to allow for stone to pass in the mix and your beam is as strong as it can get. 5 for the floor load and doesn't leave much for the brickwork and any roof loads on the wall. Hopefully the picture helps. Wayners Screwfix Select. I took the bricks out and put them back in (with the help of a bricky. The lintel should have minimum 100mm bearing either side. Screw a wood trimer over it, and secure the new timber work to that. As you can see there is a metal lintel above the doorway and it’s bedded into the wall I’m not removing and also laid on top of the lintel for the other doorway. Your screws are too short and the self tapping side of things is pointless for this scenario. replace lintel and then have the joints repointed to ensure integrity between bricks. Buy Structural Fixings at Screwfix. It's not just a question of replacing the lintel either. The fact that you have wooden lintels suggests that your house was constructed before WW2, in which case, it will have used lime mortar for the brickwork. I merely pointed out that there is usually more than ONE correct terminology for the same thing. I now need to fill this gap ensuring the wall above is supported and tidy enough to keep the building. Without doing research into current regulations, based on my experience alone I’d suggest you will definitely need a 600mm lintel and with a cavity tray and weep vents above. I used an angle grinder to cut through the bricks and got a fairly good result. com. Do I need a new full length steel lintel bridging the whole length, inside and out. Hi Im running alarm cable to a door frame but there is a concrete lintel where above the door. These usually need to be re-cut and a lintel put in, but this is a major disruption both internally and externally. There. The interior already has a concrete lintel in. The info on this can be a bit confusing, but basically Catnic claim their lintels don't need a tray whereas others do need them. Steel lintels are structural components installed over an opening in a wall, like a window or a doorway, to support the loads above the gap and prevent the structure. D. They are refusing to pay saying wrong lintel was put in and waiting for structural engineer to do his report. stuart44 Screwfix Select. com. Bob Rathbone Screwfix Select. I the house is 1950s all brickwork and I need to replace the lintels above the doors as there will not be a big enough overhang each side. or. You’re not the source at all mate, sorry for souring your thread, ask away all you like. 0. There are different materials used for lintel beams depending on the design and. When you use the key to unlock the door, if you leave the key in the lock and open the door the key hits on the lintel above and is prone to snap (as the carpenter found out). Step 4 - hollow out chimney. One method of forming a lintel with soldiers and a cast insitu concrete inner lintel, was to fix wall ties into the joints of the soldiers and then cast the inner lintel. Acrow into place. Design will show that a 65mm p/s concrete lintel is ok - cost about £10. Would a 100 x 65 lintel be sufficient given that there is very little weight above or should I go bigger. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. The bricks are 102mm, the lintol shelf is 96mm. ), with virtually no risk of the bricks above moving. There will be guidelines on Birtley's website: what else do you want ? stevie22, Mar 30, 2023. These are important so they are big enough to spread the load through the rubble filled wall and down to the foundations. All the windows have a concrete lintel as shown on the attached photos. Steve_K New Member. The lintel will only be supporting the bricks up top the height of the current soffit. Use like a regular powdered filler. I want to have this 4' hatch in a load bearing wall where the lintel is some 3' down from the ceiling. 1/ spread mortar along its top surface, use a spare akro to wind it up into place (not too hard tho) then backfill the 2 bearing surfaces on either end. Andrew Gill Member. Could i chase the lintel for some pvc capping or. Step 1: is the lintel man enough to carry the loads? Step 2: install following manufacturers instructions to prop during brickwork as span > 1500. I am planning on getting this side window removed and bricked and have one fitted so that it faces out to the garden to let more light in. While I think this is the easiest. Jord86 Screwfix Select Some pictures of the whole wall would be helpful. Buy Resins at Screwfix. sandbags89, Aug 29, 2023. New-to-DIY likes this. Discussion in. If they're sensible. Lee Swain New Member. Will SF basic wood screws work fine or do I need to buy a specific type / brand? What's your preffered screw type /brand for fixing into lintels? Thanks. I knocking through a single leaf door way from a living room into a newly converted garage (doorway opening will be 90cm) . Most BCO are happy with this. The manufacturer will be able to tell you the deflection tolerances. Alfie Johnson New Member. 5m window. Is it OK to simple take out the steel and wood frames and replace with the PVC one or do I need to put a lintel of some. John Levit said: ↑. . I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. i was going to add a piece of kingspan insulation behind the speakers. sorted. The Stressline fair faced prestressed concrete lintel, 100mm wide x 215mm high, 2. Hammerman99, Mar 4, 2012. OP you're overthinking. The top of the french door (1800mm wide) and two windows(1200mm wide each) will be in the top layer of blocks - i. 09 Inc Vat. a standard brick is 65mm high so by the time you add mortar the 140mm height means you get two courses of bricks and 1 lintel to even match up. No no handy A bit like a standard brick, but a bit more of a hard bar steward! Compo on top of your lintel. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. Discussion in 'Builders' Talk' started by Lee Swain, Jan 10, 2022. Jord86, Aug 29, 2022. Window head and lintel 3. The job was due to be done within a month but various delays meant that didn’t happen. 4 metres. They would be cracking or sagging by now if the lintels aren't enough. 2m. handyman. 1 - Get the lintel removed when the back door is bricked up as it will not be needed anyway after that? 2 - Leave the lintel but route the flue along the wall a bit before going though (perhaps the original) opening? Is that allowed by the regulations? 3 - Leave the lintel and somehow bore through it anyway? 4 - Open to suggestionsAny info would be great. S Builders New Member. A concrete lintel is not designed to be a acrow, you are well out of your depth. I am planning to purchase a semi detached property, which has got 2 concrete lintels inside the integral-garage which supports the wall above. You could use strappers to tie the blocks into. Hi, I've been having some trouble drilling into a lintel above a couple of windows, I'm fitting new blinds. Choosing the correct drill bit is essential to avoid injury, damage to the material and damage to the drill. I would Get it surveyed. It's not just a question of replacing the lintel either. Remove the windows and put a Catnic steel lintel in place making sure that there will be enough support on the left and right. Concrete lintel would be absolutely fine. The upstairs ones you cannot even see above the solider bricks before you hit the roof. It looks OK, no rot. When doing decorating your can see the solider bricks directly above the window frame hence why I'm assuming there is no external. Don't reuse the old lintel. 65mm. Make up some platforms on trestles or scaffold so you can do the lift in stages. Bob Rathbone Screwfix Select. Screwfix Community Forum. Thread by: Slinksta , Jan 7, 2023 , 9 replies, in forum: Builders' Talk Thread A prestressing process gives the concrete lintel a high strength to section ratio, minimizing costs and making for safer manual handling. There is no query about the sewer pipe or the foundation. 31 each (Inc. The distance from the internal lintel to front of bricks is 90mm. There is a very small area of the wooden lintel that seems damp and soft (see the left of. If you must change it you will need to prop up the ceiling with Acros and a board, use a concrete lintel and slate to wedge the bricks up. Just as important as the size of beam/lintel itself is to check that the lintel manufacturers will be designing the padstones to support each end of the lintel. Bigger window and lintel replacement. Jitender Screwfix Select. The wall plate is supporting to roof rafters as well as roof so there is some load. There seems to be no evidence of an external lintel but is defiantly an internal concrete lintel for the inner course of brick. Thread by: senlim , Mar 16, 2023 , 1 replies, in forum: Builders' TalkA prestressing process gives the concrete lintel a high strength to section ratio, minimizing costs and making for safer manual handling. Product Length. Having the lintel more or less touching the frame isn't a problem, it just shows they measured an manufactured the windows accurately as you don't want big gaps. Either a solid wall lintel or concrete internally and L shaped steel externally, all @1500 in length. Discussion in 'Builders' Talk' started by goldeneye78, Jul 26, 2018. You need to check with whoever has speccd them to ensure they meet structural design. If windows were fitted by a window company then they should have notices this at the surveyor. The plate is rotten as well, along with some of the joists which are also being replaced. Funnily enough this prop doesn't actually sit over where I want to knock out the opening. Clearly there was some major lack of coordination between the brick layers and the appropriate position of the window frames. I am building a concrete workshop which will have a doorway 1. Home Forums > Screwfix Community Forum > Builders' Talk > Lintel alternative? Discussion in 'Builders' Talk' started by mcooper2406, Jun 23, 2019. Supreme L03 Steel Reinforced Concrete Lintel - 100 x 65 x 1200mm. Screwfix Community Forum. There used to be lintels made by Dorman Long which went over the top of the concrete lintel to take the outer. Above the lintel is stone to the apex. I’ve taken away the wood surround to expose the brick work behind and I can’t see a lintel. Hausfix, Jun 13, 2022. The correct way is to butter the top of the Lintel/RSJ/Beam with a decent mortar mix say 4 to 1 sand/cement, then carefully lift it into position and have a third pair of hands pinching the acrows up until they’re nice and tight, not too tight though otherwise you’ll start disturbing brickwork up above, then jam slate or. I was hoping to use 2 Concrete Lintel Textured Pre-Stressed 65mm x 100mm x. More importantly, a solid concrete lintel crossing the cavity is a bad detail for cold bridging and damp. £75. 65x1. It’s all a bit awkward, as it’s where near where my water and electric mains come into the house and there is some legacy mess of the electric box and a bunch of cables etc. If it's under the arch, cut the frame don't lever it out whole. The fact that you have wooden lintels suggests that your house was constructed before WW2, in which case, it will have used lime mortar for the brickwork. The total wall. The only outside work will be pointing the box if required when it is put back in, but that can be done from the inside. Therefore this padstone doubles the area of the steel's footprint. Doesn't look like a lintel is in place on the external skin brickwork. It's often cheaper to use steels with a plate welded on for the face work. We will move the lintol back a bit. All you see is the steel lip and then the bricks. Thanks We want to extend this opening from 46" to 55",I know I need a 1800 x 100 concrete lintel but not sure of what height I need,the 1 fitted is 65 mm many thanks. With concrete up top, a prestressed concrete lintel would not look out of place. A lintel works with the wall during construction and it is at this point when it is under maximum stress. #1. Discussion in 'Builders' Talk' started by shaun1235456, Apr 13, 2017. This goes in about 20 mm and then hits something and the drill can not make further progress. Our builder has just installed an RSJ that is meant to support a load bearing wall and structural lintel. CLEARANCE. if 1200mm or less, 100mm bearing is sufficient, if greater than 1200mm, 150mm minimum bearing required. 5kn. I've got to a few heavy blinds to top fix so need a reliable screw that won't snap when screwing into metal lintels or fail when the blinds are being used. sospan Screwfix Select. rogerk101, Jul 1, 2020. Found a company called watco that do a 2 part epoxy resin filler for. Above the garage door will be cladded with cement board rather than be load bearing like blocks. Hausfix, Sep 15, 2022. Order Rawlplug Metal Wall Plugs 6mm x 32mm 50 Pack at Screwfix. The lintel has failed at the end, you can see outside where the end has been patched up. Morning all after a bit of advice on lintel currently installed. I think the boot lintels could be twisting causing the issue? I know the cracks are not very big, but if there is an issue I would like to get it sorted before it gets worse. Step 2 - install lintel and place props and strongboys wait 5 days for mortar to set. I am putting some blinds up and need to drill into a solid steel lintel. The easiest/most effective solution is to drill into the lintel. Discussion in ' Builders' Talk ' started by zak99, Apr 20, 2013 . If you really want to be safe then when you come to replace the windows you get a structural engineer in first. Therefore I think careful considered drilling will cause no problems. Personally I think mortar makes sense (so long as there's no shrinkage issues) as the bricks the lintel are bedding on aren't the most level surfaced in the world. I am planning to make my own concrete lintels for above a garage door, door width is 2200mm so planning the lintel length at 3000mm. Screwfix Community Forum. It's a wall dividing two rooms & usually front & back, plus it's the mid way support for the 1st floor joists, & wall continues up & will divide two bedrooms, the wall then supports the bottom chord of the truss which the ceillings are fixed to. so a 140x100 is 140 high as concrete lintels only span a single leaf of bricks. The UK’s leading retailer of. I've uncovered the metal lintel (installed in 1990) and it looks pretty rusty. One wall I am removing between the kitchen and living room. 5 wood screw- job done. 1/5. 2m. If they have been there for 15 years then I don't really see the problem. So the lintel manufacturers are more likely the ones spreading such tosh. 99 Inc Vat. For guidance catnic do give all lintel sizes and spans for different beams on their website. In theory yes you should fit a lintel. #2. I thought padstones were supposed to be slate or metal! Mr. 6m wide opening. 8kn. Click and Collect is available or enjoy free UK delivery on selected orders over £150 ex VAT. I’ve got a solid brick wall at around 350mm thickness with an opening of 2. Is a stressed concrete lintel suitable for this job (like a wide doorway)? Or should I put a steel section in there? Thanks. I saw three of the four lintels that the builder took out. stuart44, Severntrent and CGN like this. beam direct onto the brickwork. Tags: lintel; shed roof; Jugs69 New Member. replace lintel and then have the joints repointed to ensure integrity between bricks. Phones getting used. Aaron Mcculla New Member. Nowadays they are often pre-stressed in the neutral plane. Galvanised, mild steel. Product Type. Which would sensibly be a PS concrete type. 17810219 UB @ 1100mm - Probably. In fact, on a door width size opening, you could almost eliminate the lintel once the wall above it was built and the mortar had set. The Tech Spec for the lintel states: "As the brickwork mortar matures, lintels of over 1200mm spans should be propped at 1200mm centres. I have a couple rotten joists by the front door (hall) and a rotten lintel above the door on the lower ground floor. Mr GrimNasty Active Member. The installers need to sort it properly. Don’t worry, it’s not especially difficult to do, however. Buy great products from our Steel Lintels Category online at Wickes. co. ElecCEng Screwfix Select. Trying to put a plug in for a new fixing and getting refusal at 20mm. Explore our. Good. Its hard not knowing what the gap between the plasterboard and brick is etc. One opening will need to support three floor joists at midspan. I’m about to put a new opening in my 1960’s bungalow for a new window. For concrete lintels the answer is to start your fixing holes with the smallest masonry drill bit you can get, normally 3mm, and work up to the size you require.