Quality SDS drill is what you can do with for drilling concrete lintels , you dont have to buy one you can hire one to save you some expense, cos you get what you pay for you might as well hire a quality one than buy. The window company said they can put a lintel in but just want to check as I dont want a concrete intel. e. com. Area of load = 41m2. Mix up like a regular powdered filler. Buy online & collect in hundreds of stores in as little as 1 minute! 30 day money back guarantee. I figure the lintel does not offer bearing to the bricks above. Doesn't look like a lintel is in place on the external skin brickwork. Current lintel fitted i think is 300mm x 90 mm concrete spanning both courses of brickwork. There are different materials used for lintel beams depending on the design and. 1m will give a UDL of 19. Jord86 Screwfix Select Some pictures of the whole wall would be helpful. 6m and 1x for some french doors opposite wall to the garage door at 2. Sabrefix Gallows Brackets Galvanised Hot Dipped 490mm x 50mm 2 Pack. The house is in a close of about 30 houses and they've all got double glazing with a upvc sill and external concrete lintel with no posts so I don't know what to think. I would put a slightly longer lintel in that is toothed into the sides of the original builders opening. Depth 130mm. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. 60 metre garage out of 6 inch solids, the span of the door is 4. The chimney is now completely out and supported in the loft but the. The both garages of both houses are in the mid part. Morning, I need to buy a 3. 2m. I think we need a lintel for supporting upper floor structure (mid terrace house small house). 4 structural engineers didn't see a need to calculate for the lintel saying a commercially available lintel will suffice. S Builders New Member. sagging. 01m to allow a UPVC exterior door to be installed in the entrance. The bricks will be supported on a plate welded to the underside. #2. Catnic do a variety of heavy duty lintels, but at the top end of extreme duty are around £500-£600 for that span. The. From my experience BC have asked for accompanying calculations for every steel or lintel I have ever fit. 8m) Rather more than a rotten piece of timber strength of not much more than 0kN/m,. I am guessing (emphasis on guessing) that the SDS is quickly going through plaster and maybe. The cavity tray (as per lintel install guidelines) runs down the lintel and bedded under the first course of bricks / blocks that sit on the outer leaf of the cavity lintel, which lead. The lintel is bowing slightly in the middle (measured to be 12mm lower in the middle than at the edges). 65 could work dependant on the situation so it might be worth a number crunch instead of reaching for the breaker. I am building a concrete workshop which will have a doorway 1. rogerk101 Screwfix Select. com. The outer leaf dropped and the frame distorted. 5 metre joist ends for a bedroom, whoever put the doorway in just cut the. so a 140x100 is 140 high as concrete lintels only span a single leaf of bricks. Prob best to take old beads off. Went to the merchants for a lintel yesterday, the bloke behind the counter said " how long do you want it ?" well . I would Get it surveyed. Hi, I've been having some trouble drilling into a lintel above a couple of windows, I'm fitting new blinds. 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. Is a stressed concrete lintel suitable for this job (like a wide doorway)? Or should I put a steel section in there? Thanks. The lintel will need replacement as it carries the roof weight almost directly with not many courses of brick above for buffering and spreading the weight. Trying to put a plug in for a new fixing and getting refusal at 20mm. Use the smallest bit to drill a pilot hole and work your way up to your required size. JED, Dec 10, 2004. All the pressure needs to be down not forwards or back. Simon74, Sep 13, 2016. The rawlplug goes about 60 mm into the lintel. If your lintel is just on the outer leaf of the wall this should not happen. 4kg/m. The lintel is on a double story, solid double skin extension with a single slope roof on the back of a Victorian terrace and the clear span is 1300mm. Joe the Plumber, Feb 17, 2019. Discussion in 'Builders' Talk' started by adamgee, May 29,. I was thinking about putting a bit of timber although that would need brackets (i was thinking of a wooden block) on the end verticals to support it and worried it might all be a bit ugly/bulky. . I use a 4mm cobalt bit from the competition (you get a pack of two for a few pence). The lintels do not extend far enough to the side of the doorways. the idea of bridging pipes is so when the building settles the pipes aren't affected. May be tricker if you have a 'soldier' brick. While I think this is the easiest option it might look the worst. Mr GrimNasty Active Member. ) stacked on top of each other he. Originally it was an open fire when the house was built (around 1850) and then circa 1990s it was changed to a wood burner. Build up the right hand wall to support the lintel then cut away the excess on the left. Discussion in ' Builders' Talk ' started by AndyBowen, Mar 31, 2023 . They were happy With my work until they received final bill. £177. 20mm at its most extreme and it’s pulled brickwork to the right the window, causing quite a lot of cracking. ChrisLong Member. There will be guidelines on Birtley's website: what else do you want ? stevie22, Mar 30, 2023. 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. 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. 2. Attached Files: 2BC8545F-100F-48A7-9071-1FF1D5B8DBCC. Aaron Mcculla New Member. 28 x 284. stuart44 Screwfix Select. Step 2 - install lintel and place props and strongboys wait 5 days for mortar to set. This goes in about 20 mm and then hits something and the drill can not make further progress. I am looking to put a concrete lintel above this which will support a single coarse of blocks and the flat roof. Suits Screw Diameter. The lintel only needs to support 4 courses of bricks above the door. gangman New Member. The builder gave a fixed price quote. 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'. (79 products) Builders metalwork consists of a number of metal products essential to a wide range of construction projects. The part picture is the widest. Thanks in advance Vin , Jan. CGN, Jan 16, 2022. S Builders New Member. I have been told that I need 2 7x4 steel lintels bolted together to span 2. I use a 4mm cobalt bit from the competition (you get a pack of two for a few pence). white rabbit Member. So maybe the rule isn't quite "150mm" length of the bearing but the actual area, maybe 15,000 mm2 (150mm * 100mm)?The rotten lintel has caused the wall above it to drop on one side. Inset lintels and bed in place with mortar. Buy Structural Fixings at Screwfix. (Each end of course!!) bigjules, Feb 19, 2008. Hi All, I was hoping someone may be able to shed some light on this one for me. As you say the lintel is only holding 1 row of bricks so not supporting a very heavy load. 7m above the sewer then assuming the lines of influence spreadout at 45 degrees then a 3. Log in or Sign up. 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. 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. I have used 10 mm x 100 mm frame screws made by rawlplug. Hausfix, Jun 13, 2022. Abrickie Screwfix Select From those photos, it looks like the it’s a very slight arch, which makes sense as there is no sign the original window sat forward in the outer skin of brickwork, if this is the case the arch needs rebuilding not a lintel inserting. Use strong mortar (3:1) for bedding. #1. The actual overhang area of the lintel rests in has a greater height (a bricks worth of height). Bob Rathbone Screwfix Select. Typically made from galvanized steel and designed to be installed quickly and safely. Discussion in 'Builders' Talk' started by goldeneye78, Jul 26, 2018. The back of the lintol set back so the front of the infill bricks are too the line. The overhang is approx 130mm each end - googled it and. 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. There is no query about the sewer pipe or the foundation. PJ Wales Member. OP you're overthinking. Correct way to do this would be to use accrow props with stronboys. As the top of the window will only. Trowel it smooth on the exposed top face. catnick,. 75 x 6. stevie22 Screwfix Select. I can't use battens side or face fix. Joe1985 Guest. Notnowvicar Screwfix Select. From flat steel lintels to catnic steel lintels. Anyway it cost me £180 to have one installed and they used props to hold up brickwork. Support 1 course above where catnic is going using props and strong boys, remove area where lintel is going, bed lintel in on mortar (level both ways obv) with at least 150mm overhang each side, prop lintel off brick below, build brick off lintel to meet upper course. Home Forums > Screwfix. . Acrow into place. 1 windows lintel looks a little rotten so I am thinking it will need replacing. It looks OK, no rot. Drilling into a lintel seems like a bad idea, what with it holding up the wall and everything. But really best to check with BCO who’s going to sign. Screwfix Community Forum. It may have been cast in place and bars have gone rusty plus water got in it so it's cracked. The proper way is to remove chust the 'lintel' bricks first, clean up the slot, dampen, apply a bed of mortar where it'll be 'bearing', and slip in the concrete lintel. Is this possible?On this same wall there is also a bowing lintel above the window in the bottom right of the image which would need to be dealt with at the same time. S Builders, Oct 12, 2008. Discussion in 'Builders' Talk' started by Aron82, Nov. This supports 2 seperate steel lintels. Nearly every switch drop that is within 6" of the doorway will have been notched into the lintel unless the plaster was thick enough to conceal the trunking/conduit. There has obviously been a timber lintel there before the pvc cowboys came along and fitted the existing door. I plan to put L10 IG Steel Lintels in, with a span of 1500mm and 2400mm (includes 150mm overhang at each end) which will carry approx 2-3 courses of brick. I now need to fill this gap ensuring the wall above is supported and tidy enough to keep the building. I found this on my son's house, the old wooden windows had been replaced with PVC, their was a lintel on the inner leaf but none on the outer leaf. Take your time and keep checking the. Discussion in 'Builders' Talk' started by shaun1235456, Apr 13, 2017. stevie22 Screwfix Select. The roof is a tiled type goong front to rear and pitched in construction. 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. CLEARANCE. Im after an opinion on the attached photo. I figure the lintel does not offer bearing to the bricks above. I have BC coming round end of next as we are starting a 2nd story extension. Catnic do a variety of heavy duty lintels, but at the top end of extreme duty are around £500-£600 for that span. bigjules New Member. Hi, I'm in a predicament with what lintel to put above a garage door, im currently building a 5. I was worried if i needed anymore width. In order to put in a fue thru a wall I need to cut out a 12 inch hole thru a 11 inch pre cast concrete wall, the type which looks like your rice cracker with air between the gravel, so no. 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. sospan Screwfix Select. Support bracket for removal of internal chimney breast. 2kN/sqm, So half of a 3. Hausfix Screwfix Select. 1m will give a UDL of 19. The plate is rotten as well, along with some of the joists which are also being replaced. All the windows have a concrete lintel as shown on the attached photos. Support bracket for removal of internal chimney breast. Phil the Paver , Jan 14, 2017The new lintel edges would sit on roughly half a brick, see images below for a better idea on layout. New-to-DIY New Member. #2. 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’m planning on using a strong boy prop to hold the downstairs load bearing wall in the centre while I fit a 1200mm concrete lintel. Would i need a small lintel above the hole supporting the blockwork? Its a single story extension with a pitched slate roof, so the inner leaf is supporting the roof. Andrew Gill Member. I’m widening the door frames in my house to 76cm ones. This lintel will be re used for one window. To make matters worse, right below the lintels is the main water supply pipe (28mm) which makes it difficult to get them out and even more difficult to. com. there are 4 catnic lintels that will do a solic 9 inch wall, all with various strengths I have now found out. I looked at the wall,at the end of the lintel and discovers it to be soft so upon pushing the plaster off,behind it was newspaper Which I pulled out and it left a. 2m) would mean that there would be some minimal loading on the pipe. So such a short lintel does not normally carry the weight of the masonry etc. Can then sand down and shape like a regular filler, ready to paint. rogerk101, Jul 1, 2020. The new opening will give an unsupported width of 1m. There used to be lintels made by Dorman Long which went over the top of the concrete lintel to take the outer. Mix up like a regular powdered filler. But guess main question is does it matter, is there a gap above where the frame of the doors will go, with a metal lintel like that was expecting it to be dead flat especially as second storey still to go: Easier to see in this picture, if I put a long level over at front then rocks on the bend although quite hard to see in picture:Order online at Screwfix. The RSJ size is 5155mm supported on the side wall 250mm pillars. Metal Wall Plugs. So the ops 1. Screwfix Community Forum. 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. As far as I can tell the lintel is just a relatively thin metal sheet. If it’s the latter, the doors would normally require a plate to be fixed through to of which it’s common for a steel beam and bottom plate to be designed and allowed for. Hausfix Screwfix Select. Once this is achieved, you can happily remove the brickwork below the new lintel. Prestressed concrete lintels are an excellent solution in providing economical and robust masonry support over door. Imagine the lintel has sagged say 20mm in the middle and you want a level surface to attach your door frame fixings, level surface can be obtained by running a 25mm thick piece of wood fixed at the centre of the sag and and fixed at the outer edges with 20mm spacer pieces to fill in the gap between the lintel and. The total wall. Hi Jitender. Yes you can fit a door there, yes you will need a lintel and yes you can reposition the strap or cut the majority off and fix the remaining to the four courses of bricks. Use either lintel or angle iron between brackets. The job was due to be done within a month but various delays meant that didn’t happen. When doing decorating your can see the solider bricks directly above the window frame hence why I'm assuming there is no external. 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. This is why is quite important to drill a pilot hole 1mm less than the screw to get a good fixing. I suppose option 2 makes it easier to get the lintel. Notnowvicar, Feb 23, 2023. If you're really paranoid, just double them up. 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. Lintel and Cavity Tray The lintels are obviously different types. It's not just a question of replacing the lintel either. The lintel sounds hollow when tapped and doesn't seem to be any bricks above it - went into loft - no insulation above and just seems to be boards. The screws are spaced out by about 600 mm. Also it'll look odd having a lintel designed for a 2. Retract the bit every 10 seconds to remove debris from the hole. CGN, Oct 8, 2015. Although bearing in minds the contract and expansion isn't that much. We would like to show you a description here but the site won’t allow us. The Stressline fair faced prestressed concrete lintel, 100mm wide x 215mm high, 2. Screwfix Community Forum. The span is 2300mm and there was a prestressed concrete lintel with a span of 2700mm. Perhaps a better question would be are most/all window lintels no higher than a course of bricks - i. 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. £177. 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. One wall I am removing between the kitchen and living room. Before i proceed - and make a bigger hole (50mm) - can anyone help me understand what might have been preventing the first pilot hole (i'm assuming some hidden lintel) just to help me picture what's embedded in the cavity and how best to position my larger hole to avoid it. And, the bricks above that lintel are going to likely fall oot too so will need rebuilding after the new lintel has been put in. I am building that wall up by one block so I could just lay the lintel on that but that would be 100mm not 150mm at each end. For this type of work a SE will normally have specified the fixing method for the wallplate. I have exposed the internal side of the concrete lintel above my lounge window as I was adding insulation behind the plasterboard. Lintel with slope within the cavity 2. i went to the bus station and booked. ElecCEng Screwfix Select. Clearly there was some major lack of coordination between the brick layers and the appropriate position of the window frames. You should be able to get an unequal 1/2" thick angle iron, perhaps 125mm high (it's an old house, so 5") and 50mm - 75mm deep (2 - 3"). Most probably yes. Bearing should be 'solid'. £15. Then finish with mortar and leave the Acro's in overnight. There is an existing door on the wall and the new opening would be about 2. 1. Post-fixing concrete suitable for all types of domestic fencing. 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. Supreme L02 Steel Reinforced Concrete Lintel - 100 x 65 x. 8m opening with a 65mm lintel is capable of 1. The wall is internal, concrete block partly supporting a loft floor above. Jord86, Aug 29, 2022. Lots of head scratching from fitters. I'm embarking on building an extension on to the back of my house. 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 have a couple rotten joists by the front door (hall) and a rotten lintel above the door on the lower ground floor. 99 Inc Vat Click & Collect Delivery OX Trade XL-10 Masonry Segmented Diamond Blade 115mm x 22. I don't suppose you sometimes feel like you Iive under an. Even composite ones with a single bar in the centre or neutral plane can have a rough top as a key for the brickwork. All you see is the steel lip and then the bricks. With concrete up top, a prestressed concrete lintel would not look out of place. Such as flat steel (on the outside wall) inserted all the way underneath the present lintels, thereby bridging the centre part - with the new window underneath to add additional support. 6 meter bifold doors in the front of the extension. I did my best, used standard lintel which I would normally use in similar situation. Galvanised, mild steel. So do they normally a one continuous lintel or both houses have separate lintels. IMG_1762 (Large). ElecCEng, Aug 27, 2020. sagging. I am currently rendering my 1930 semi detatched home. 2/ mortar up the 2 end bearings drop the lintel onto these then backfill the upper surface. This will be like trying to support a loadbearing wall on a folding steel rule. stuart44 Screwfix Select. I’ve taken away the wood surround to expose the brick work behind and I can’t see a lintel. etc. I am looking to put a concrete lintel above this which will support a single coarse of blocks and the flat roof. There is a very small area of the wooden lintel that seems damp and soft (see the left of. If you really want to be safe then when you come to replace the windows you get a structural engineer in first. Phil the Paver Screwfix Select If you are removing the door to leave an opening, then i would fit a concrete lintel in above the door frame before you remove it, and then plaster over it after. 30 day money back guarantee. I have a Catnic single leaf angle lintel and the lip is 91mm. £75. BuilderMCR, Feb 12, 2014. Severntrent Screwfix Select. The lintel is bowing slightly in the. 4. No need for structural engineers, no need for expensive steel beams, no need for fuss. 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. Hello Everyone, We are currently renovating an old victorian property and we are wanting to make an alteration downstairs. That is some screws seem to make a sturdy fixing and others fall out, not griping into the lintel at all. Thermal block has cracked diagonally starting from the end of the lintel, both towards the window opening and away from it, and has crumbled away in places. S Builders New Member. However, there is no bowing of the lintel above the window or any issues with the external masonry. If the wall seems intact then you do. wardoss, Nov 29, 2006. 8 x 0. If they're sensible. Product Type. Want some proper acrows supporting that lot, also lintel need a minimum bearing of 150mm each end. The material from which the windows are made has no influence on the strength of a lintel. I can see that the brick work above the doors sags a bit in the middle, it was like this before but is something that i. I suppose option 2 makes it easier to get the lintel. To ensure the soldier course bricks are flush with rest of the house the bricks have been cut down. Hence RHS will have the required stiffness. Step 1 - Stripping wallpaper to see plaster board identify existing lintel and remove render. I was going to ensure each end of whatever lintel that I get is embedded in the wall by at least 150mm each side. I knocking through a single leaf door way from a living room into a newly converted garage (doorway opening will be 90cm) . Lintel. Break out the lintel with a kango in pieces. Supplied in a weatherproof bag. 8m opening with a 65mm lintel is capable of 1. #6. Graham Swire New Member. Remove loose paint and wire brush lintel, then dust down. I've uncovered the metal lintel (installed in 1990) and it looks pretty rusty. Drill hole- fix bracket with a twin thread 4. Drill hole- fix bracket with a twin thread 4. Don't use one of those saws. Screwfix Community Forum. #1. Ask a question. Click & Collect. stevie22 Screwfix Select. What would be the name of the lintel i. If they have been there for 15 years then I don't really see the problem. 8m (wall is 3m) and need to support the roof (7×2 joists 18mm osb) but dont have the room for a rsj because of the 2. Steve, just so you know the theory of the concrete lintel. Screwfix Community Forum. stuart44 Screwfix Select. 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. There was a curtain rail already nailed in (by the original builder ~40 years ago most likely), about 3 inches above the top of the window, so would anywhere above that point be ok? I read that most curtains are added about 6 inches above the window so would that be a safer bet? This is my first time doing any household DIY so many thanks!Hi, I need a lintel for over a ground floor door opening, I'm moving the opening about 350mm to the side, above is 1 and 12 light block and the floor joists for a bedroom, every room upstairs is stud wall so nothing other than the joists and blocks need support, the doorway is into the garage and was put in long after the house was built, and. The material from which the windows are made has no influence on the strength of a lintel. However, this is structural engineer's calculation, building inspector is happy with it. Phones getting used. Is it ok to drill into a concrete lintel or should I stick a wooden plinth on top and use that to hang the blind? 2. Home Forums > Screwfix Community Forum > Builders' Talk > Lintels. Supreme L03 Steel Reinforced Concrete Lintel - 100 x 65 x 1200mm. This will prevent the stones from falling away when they're disturbed. If you hit the rebar in the lintel when drilling in to the concrete lintel, its integrity will be compromised. I am guessing (emphasis on guessing) that the SDS is quickly going through plaster and maybe. 4m long with a clear span of 2. My solution would be to fit a Catnic lintel above the stone lintel that is a good 150mm wider each side, this would relive the weight off the broken stone lintel. so a 140x100 is 140 high as concrete lintels only span a single leaf of bricks.