#3. We moved to our first home about 6 months ago, there is an extension with two patio doors which was installed circa 20 years ago. ) stacked on top of each other he. #2. stevie22 Screwfix Select. Supplied in a weatherproof bag. Notnowvicar Screwfix Select. The wall plate is supporting to roof rafters as well as roof so there is some load. #2. You need an S/E to calculate the new lintel ( structural works ) which will carry the loads. We would like to show you a description here but the site won’t allow us. 4kg/m = 364kg. The overhang is approx 130mm each end - googled it and. Abrickie, Jun 25, 2021. stevie22 Screwfix Select. 2kN/sqm, So half of a 3. Also is it ok to use a little expanding foam . 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. Nowadays they are often pre-stressed in the neutral plane. But if the underside of your foundations are 1. Stephen White New Member. Hi, I'm looking to put in a garage door in an existing double brick wall with a 2600mm opening. These are important so they are big enough to spread the load through the rubble filled wall and down to the foundations. 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. The bricks are probably over-hanging the lintel edges so you can't see anything. Everything else has gone fine so far and I don't want to walk away from a home. Delivery 7 days a week. 65x1. It’s flat and not L-shaped. The new opening will give an unsupported width of 1m. This could be a very easy DIY job if that wall above the opening ain't holding the ceiling/floor joists up. the biggest rsj may support the weight above, but the rsj might wheigh 25tonnes in which case the footings will start to sink. rogerk101, Jul 1, 2020. The cracks only span as wide as the window itself, around 3m, and are only maximum 1mm in width. You can then remove the infill below back to the opening and rebuild properly. 65mm. 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. If you’ve got a brand new drill bit, you’ll find it quick and easy. Sean_ork, Sep 20, 2013. . Galintel 85mm x 7mm x 1400mm Galvanised Flat Lintel Flat Bar (0) $47. With concrete up top, a prestressed concrete lintel would not look out of place. Therefore this padstone doubles the area of the steel's footprint. Or if you have some money rent one from a local rental place (cheaper than the chains). . 2m) would mean that there would be some minimal loading on the pipe. stuart44 Screwfix Select. 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. 42 per M. Even composite ones with a single bar in the centre or neutral plane can have a rough top as a key for the brickwork. Anyway, because of the positioning of the lintel, I needed to trim down the bricks to fit. Smart™ Galvanised Steel Angle | 150mm x 100mm x 12mm. The doorways have four runs of blockwork (not the aerated sort) above them in a bungalow. The lintel looks to have wood going through it (as per images) and I cant find anything online as to why this might be?Jord86 said: ↑. As above r2eally , when installing insulated cavity lintels do i need to cover with dpm and have weep holes, seems a bit hit and miss from info ive found so im not sure if you need todo this or not. 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. He says the padstone is 8" x 4" whereas the steel's footprint is 4" x 4". Timber frames were usually enough to support the brickwork with a 6x6 concrete lintel for the inner skin. Walls approx 2. The lintel has failed at the end, you can see outside where the end has been patched up. 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. Aaron Mcculla New Member. #3. Just use a 6mm drill bit straight through the steel. #1. A concrete lintel is by far the best way to go. 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. £75. 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. Finally with 100 bricks and a 215 wide wall you only have 100 left for the lintel beam. Vin, Jan 11, 2015 #2. One opening will need to support three floor joists at midspan. Erbauer Straight Shank Ground HSS Drill Bits 12mm x 151mm 5 Pack (24565) (403) compare. Yes it all may collapse down when you take out the old lintel especially if the load above has been big enough to cause the original damage, Try googling replacing lintel for more guidance, ( Unless you intend to takeout a triangular area of brickwork above the existing lintel so that there is no load actually acting on the lintel) Last edited. Any advice greatly appreciated. I suppose option 2 makes it easier to get the lintel. Lee Swain New Member. 4 - put two 100mm lintels from partition. A window company I've used before gave me a reasonable quote for the doors, but they've given me an estimate of £1,500 - £2k to put a lintel in. A stone head will be sit above and in front of the sash window. 8 m wide. Also some types of lintels should be propped until the brickwork has gone off to stopping twisting and bending. #2. They were L-shaped (so I'm guessing there's another lintel for the block part of the cavity wall). You'll find building control will say it doesn't comply with modern standards. Jimbo Screwfix Select. Current lintel fitted i think is 300mm x 90 mm concrete spanning both courses of brickwork. From my experience BC have asked for accompanying calculations for every steel or lintel I have ever fit. Drilling into a lintel seems like a bad idea, what with it holding up the wall and everything. The screws are spaced out by about 600 mm. I've taken down the old mouldy plasterboard around this door to replace with a new energy efficient door and PIR then new plasterboard. Hausfix, Jun 13, 2022. CGN, Jan 16, 2022. Spot on. 09 Inc Vat. camey1000 New Member. stuart44 Screwfix Select. 150 is the norm as you say with 100 ok at low span. sospan Screwfix Select. Andrew Gill Member. Hi, I'm in a predicament with what lintel to put above a garage door, im currently building a 5. 75 x 6. Home Forums > Screwfix Community Forum > Landscaping and Outdoors > Concrete lintels concreted into the ground to support shed, advice. 4. SE round here charge around £300-400 for these calculations. And besides as said, they are liable to restore. = 509. When doing decorating your can see the solider bricks directly above the window frame hence why I'm assuming there is no external. VAT) prestressed concrete lintel. And some on the lower floor if solid, would be a good idea with board spanning the floor joists at right angles. " It just doesn't give any indication how mature the mortar should be before removing the props - that's why I posted my question. Above the lintel is stone to the apex. . " It just doesn't give any indication how mature the mortar should be before removing the props - that's why I posted my question. Test one out before drilling all the holes. The installers need to sort it properly. com. Masonry load above (standard Catnic lintel) 2700mm span. 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. 28 x 284. For one row of breeze blocks and not loadbearing the header would need to be at least 4" high (and that means it would be about 4" high and about 5" wide). = 184. Discussion in 'Builders' Talk. The lintel appears to support the gable wall. 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. Even allowing for the dodgy brickwork/bits of. Phil the Paver Screwfix Select. Houses are 150+ years old and the lintels are very wet/rotten and have started to fall out. 8m to 2. This coupled with the fact that the bedroom directly above has a very spongey and dipping floor (dips roughly in line with the window below) make me. 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. I am putting some blinds up and need to drill into a solid steel lintel. Hi Jitender. 4m. Step 1: is the lintel man enough to carry the loads? Step 2: install following manufacturers instructions to prop during brickwork as span > 1500. The inner wall section has already a concrete lintel. Screwfix: Thousands of products at trade prices | FREE delivery available 7 days a week | FREE click & collect in as little as a minute | Hundreds of storesLintel. 31 each (Inc. CGN Screwfix Select. rogerk101 Screwfix Select. exbg, Feb 14, 2023. Parts of cracked block have moved inwards into the room: the small piece I’ve labelled A has moved into the room by about 2mm, and the larger piece B has moved into the room by about. I knocking through a single leaf door way from a living room into a newly converted garage (doorway opening will be 90cm) . Attached Files: 2BC8545F-100F-48A7-9071-1FF1D5B8DBCC. 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. Would a 100 x 65 lintel be sufficient given that there is very little weight above or should I go bigger. So do they normally a one continuous lintel or both houses have separate lintels. Discussion in ' Builders' Talk ' started by tore81, Jun 26, 2022 . Lintel. CLEARANCE. Hi, Confused myself on regs (we are in Wales) for lintel overhang (bit that rests on block work), always thought was 150mm each end on new block work, builder put some lintels in today over a 900 wide window opening, the window is on first floor with a second floor to go above. The lintel only needs to support 4 courses of bricks above the door. #9. When I insert the lintel is it best to:-. Discussion in 'Builders' Talk' started by neilbick, Mar 22, 2022. i went to the bus station and booked. 5kn. Good morning. if using a lintel to support removal of a supporting wall, does it matter which way you place the lintel? I’m just thinking aesthetically and obviously will consult a builder before doing anything. above. Morning, I need to buy a. If it is a lintel with two bars, depending on which way up the lintel it is laid the bars can be quite close to the surface. There is a wooden lintel above the door which is bent and starting to rot due to leaking gutter which washed rain water down the side of the building, this has been sorted. The plate is rotten as well, along with some of the joists which are also being replaced. 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. I would like to replace the lintels as it got a crack. I usually use 20mm stones , sand and cement (2, 2, 1) If you make strong formwork with say 18mm plywood with support behind the stones will just disappear into the mix. IMG_1762 (Large). If i use a catnic lintel then you will be able to see the underside of the lintel rather than the stone head. There. 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. The opening's been narrowed and shortened at some point in the past (I get the feeling this was done by a previous owner rather than a professional). CLEARANCE. Buy Fixings & Fastenings at Screwfix. ProDave New Member. The walls are solid brick with the outside lintel made of stone (no cracks or issues that I can see) and on the inside there is a wooden lintel. If i were you i would ring your local council and ask to speak to a bco before the 'builder' goes any. Don't use a disc cutter: you will fill the house with dust in nothing flat and SWMBO will get seriously stressed. Buy a few and return them if it turns out that they weren't needed. Either a solid wall lintel or concrete internally and L shaped steel externally, all @1500 in length. I am using an SDS drill with 5mm drill bit. A standard brick is 102mm wide. #2. Cotswold Builders, Mar 6, 2015. This lintel will be re used for one window. Perhaps a better question would be are most/all window lintels no higher than a course of bricks - i. So it is one of their lightweight ranges. The standard design figure for a flat roof is 1. 1,The lintel on the brickwork should realy have a bed under it but not essential. Morning all after a bit of advice on lintel currently installed. 1m will give a UDL of 19. The UK’s leading retailer of trade tools and hardware. 6m lintel (assuming clear span of 3. Inset lintels and bed in place with mortar. I wasn't provided with building regs or drawings and used my 25 years experience during job. Ian Dingwall New Member. two foot wide is mentioned - so 2 props either side of the opening, needles through, with 2 more on the other side of the wall taking the other end of the support member/needle - somewhat simillar to the below. ), with virtually no risk of the bricks above moving. Screwfix Community Forum. 5cm long, I already had a 120cm long lintel that came with the house but would rather buy the best I can and get as much lintel on the bricks as possible. 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. stuart44 Screwfix Select. I’m widening the door frames in my house to 76cm ones. 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. Design will show that a 65mm p/s concrete lintel is ok - cost about £10. It might be possible to put the doors in with no lintel IF the door header was thick enough. There will be guidelines on Birtley's website: what else do. Remove loose paint and wire brush lintel, then dust down. arrow Screwfix Select. Hammerman99, Mar 4, 2012. So you need to find a steel stockholders / fabricators (London's not my area - sorry) and ask them for 2 n. 8m opening with a 65mm lintel is capable of 1. In theory yes you should fit a lintel. If the wall seems intact then you do. so a 140x100 is 140 high as concrete lintels only span a single leaf of bricks. qwas123 Screwfix Select. . The builder has put a concrete brick in the coving of the RSJ but it is only under lapping the lintel by about an inch. The rules as I understand them is a lintel up to 1200mm can have a 100mm bearing, longer than that and it's 150mm min. As you can see the pad stone bearing (in yellow box) for lintel is 115mm instead of the minimal 150mm required. I did my best, used standard lintel which I would normally use in similar situation. Phil the Paver Screwfix Select. My question is what is better a concrete lintel ( Supreme Concrete Prestressed Textured Concrete Lintel 65mm x 100mm) from travis perkins or a wooden lintel also from travis perkins ( Sawn Treated Timber Regularised C16/C24 75mm x 100mm x 3. I took the bricks out and put them back in (with the help of a bricky. I prefer Catnic as well, although I liked the old Catnic ones better. e. Bob Rathbone Screwfix Select. Lintel with slope within the cavity 2. So ref your other post about the steel, it has to carry. Discussion in 'Builders' Talk' started by Aron82, Nov. 4 kN/m (26kN/m if the span is 1. The material from which the windows are made has no influence on the strength of a lintel. 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. Screwfix Community Forum. I understand the loading to be 1. #2. Pick a joint line and follow that. Mr GrimNasty Active Member. The wall is internal, concrete block partly supporting a loft floor above. Break out the lintel with a kango in pieces. stevie22 Screwfix Select. e. #15. #2. 1/5. Supreme L04 Steel Reinforced Concrete Lintel - 100 x 65 x 1500mm. 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. 7 metre clear span (max) is capable of 1kn loads an average floor load is 1. After seeing the disasters down my road, when I replaced my wooden windows (that had brick on edge soldiers above), I used IG L9 & L10 steel lintels. The smaller the drill bit. Rebuild brickwork above lintel and allow to set. Above the exisiting window is a large wooden lintel that is in good. Ask a question. 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. I'm starting to notice some smalls cracks above a few lintels. 65x1. The first thing I noticed is maybe minor. Hi All, I was hoping someone may be able to shed some light on this one for me. Doesn't look like a lintel is in place on the external skin brickwork. When it is cold it is contracted leaving small gaps between the brick and the pointing for which rainwater can get into, when it is warm it is flushed with the bricks. However if the lines of influence spread out at 30 degrees there would be no loading on the pipe. I managed to buy 2700mm long, 100mm by 150mm concrete lintels from my local builders merchant for my garage doors. 1m will give a UDL of 19. PAGE 1 OF 2. My issue is that I cannot seem very to find the same width and height lintel at 1. I think we need a lintel for supporting upper floor structure (mid terrace house small house). 30 mins later van and Oxyacetylene cylinders set up. These products are suitable for use on a variety of. Bob Rathbone Screwfix Select. Discussion in 'Builders' Talk' started by Joe1985, Aug 9, 2021. The lintel should have minimum 100mm bearing either side. For guidance catnic do give all lintel sizes and spans for different beams on their website. Galvanised, mild steel. Hi I want to increase the width of a doorway. 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. jpeg File size: 601. What lintel is on the outer skin? Or is it an arch. 9 KB Views: 48. Therefor the lintel needs to be able to support that, plus hold the door frame. It’s a cavity wall construction with block internal walls and brick external with timber rafters spanning the width of the building topped with concrete roof tiles. Cut a few holes in the wall and slide in some needles and jack the needles across the upper edge of the opening - Next cut a timber the width and depth of the opening and jack it in place below the opening and whack out the rotten timber. I'm embarking on building an extension on to the back of my house. #11. . 5 wood screw- job done. I saw three of the four lintels that the builder took out. 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. We will move the lintol back a bit. A new HSS bit should easily carve through a lintel without problem. If there is a gap you can get a frame add-on/extension to fill the gap if you're keeping the existing frame. Discussion in 'Builders' Talk' started by talk, Oct 19, 2008. Now have upvc windows. There is a beam resting above the window in the garage and this has caused the metal lintel to bow causing cracking around the mortar of the breeze blocks on the inside wall. The. Then fit lintel and angle grind out the opening, from both sides of the wall if its only a 4" grinder. I saw three of the four lintels that the builder took out. It's often cheaper to use steels with a plate welded on for the face work. #2. I going to go with CN71A (catnic), as it removes the need for two courses of bricks and is strong. 23mm (517HR) (1) compare For Angle Grinders Sabrefix Gallows Brackets Galvanised Hot Dipped 490mm x 50mm 2 Pack. You've done structural work so BC should have an involvement. Morning, I need to buy a 3. ChrisLong Member. Add to Cart. The Stressline fair faced prestressed concrete lintel, 100mm wide x 215mm high, 2. I queried this and the builder says it is safe, but I am not sure. I used an angle grinder to cut through the bricks and got a fairly good result. No no handy A bit like a standard brick, but a bit more of a hard bar steward! Compo on top of your lintel. Is a stressed concrete lintel suitable for this job (like a wide doorway)? Or should I put a steel section in there? Thanks. Screwfix Community Forum. Afternoon all I’m about to put a single skin lintel in above a window before putting patio doors in. Suits Screw Diameter. 1) Extend the chimney breast out a little from the left to allow the lintel and the fireplace to sit centrally (image 1) 2) Install a steel frame and anchor it to the back wall to support the overhung end of the lintel (image 2) and I don't want to build a frame out from the chimney breast and recess the fireplace into either as it would. com. In the dining room we currently have a upvc window that is just over 1500 wide and we want to remove it to fit in some patio doors also 1500 wide. Jord86 Screwfix Select Some pictures of the whole wall would be helpful. Notnowvicar Screwfix Select. 8kn. They were happy With my work until they received final bill. 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. if the 47kN lintel is up to its capacity and spanned say 3m. Discussion in 'Builders' Talk' started by adamgee, May 29,. Screwfix Community Forum. 2 = 4. #9. (Each end of course!!) bigjules, Feb 19, 2008. 4kg/m. What lintel is on the outer skin? Or is it an arch. CLEARANCE. No need for structural engineers, no need for expensive steel beams, no need for fuss. #3. 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. Has anyone heard of lintels sagging because of a. The lintel has the same width as the PVCu sliding door. 5 masonry bit to punch through as this saves your nice sharp HSS bit from being blunted as you ram it throught the lintel into brickwork. Notnowvicar, Feb 23, 2023. It looks OK, no rot. All the same to me '. So such a short lintel does not normally carry the weight of the masonry etc. From flat steel lintels to catnic steel lintels. Above one of my windows is a crack going along what i presume is a concrete lintel, is this dangerous and. Break out the lintel with a kango in pieces. 5 for the floor load and doesn't leave much for the brickwork and any roof loads on the wall. The ingoing edge nearing the ceiling hit a metal lintel some 3 foot or so into the garage. Jitender Screwfix Select. The hip roof trusses are 1. Do I need a new full length steel lintel bridging the whole length, inside and out. The material from which the windows are made has no influence on the strength of a lintel. An surveyor will probably cost £100 for the call out, inspection and short report and advice on how to fix it. 8kn. Discussion in. This will be like trying to support a loadbearing wall on a folding steel rule. talk New Member. There are timber lintels throughout. The lintel has the same width as the PVCu sliding door. Whatever your steel lintel requirements are, we've got it. stuart44 Screwfix Select. Click to expand. So do they normally a one continuous lintel or both houses have separate lintels. When knocking through the builders put a concrete lintel on the brick wall side but on the other wall (breezeblock I think!) the wall is supported by wood. Free returns. Home Forums > Screwfix Community Forum > Builders' Talk > Lintels. Severntrent Screwfix Select Load acting on lintel is basically the weight of a 45 degree triangular wedge of brickwork acting from above the opening, Assuming a 800mm opening and weight of 100mm thick brickwork being 200kg/m2 the load on lintel= 0. One more for you guys. Acrow into place. you are asking a question that can not be answered over the net, a little stupid me thinks. Use the smallest bit to drill a pilot hole and work your way up to your required size. Discussion in ' Builders' Talk ' started by Alhashed, 4 minutes ago . Its a 1930's house - not sure when cavities came in. Concrete lintel would be absolutely fine. If they're sensible. bigjules New Member. J. 1 windows lintel looks a little rotten so I am thinking it will need replacing. Catnic do a variety of heavy duty lintels, but at the top end of extreme duty are around £500-£600 for that span. 1 - 210x100x1800 lintel how I originally wanted flat side down (need to be absolutely sure it will be the right way to take stress of weight above) 2 - make opening in front face of bricks above lintel and locate stack. Home Forums > Screwfix Community Forum > Builders' Talk > Upvc fascia board/lintel. We always allow more than this, especially if using very lightweight blocks below, as it spreads the weight a bit more. Hi, I've been having some trouble drilling into a lintel above a couple of windows, I'm fitting new blinds. Window head and lintel 3. 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. arrow Screwfix Select. Went to the merchants for a lintel yesterday, the bloke behind the counter said " how long do you want it ?" well . It is quite normal to have the slight overhang, wider than 6mm if that's the way it works out. Use strong mortar (3:1) for bedding. replace lintel and then have the joints repointed to ensure integrity between bricks. Jord86, Aug 29, 2022. 7m above the sewer then assuming the lines of influence spreadout at 45 degrees then a 3. The other (identical) opening has to support an existing 250x250 steel beam (at 90 degrees) that is currently supporting an upstairs wall which in turn supports the wall plate which has the roof on it and. The lintel will need to be approx 124. Buy online & collect in hundreds of stores in as little as 1 minute! Free returns. Buy great products from our Steel Lintels Category online at Wickes.