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. Ideal for installation of wood, metal and concrete posts. 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. $172 11. We always allow more than this, especially if using very lightweight blocks below, as it spreads the weight a bit more. Any ideas please? fred812, Jun 18, 2021. Just use a 6mm drill bit straight through the steel. com. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. Discussion in ' Builders' Talk ' started by zak99, Apr 20, 2013 . 2m) would mean that there would be some minimal loading on the pipe. Remove the windows and put a Catnic steel lintel in place making sure that there will be enough support on the left and right. Bearings at each end must be at least 150mm. Acrow into place. I've taken the chimney out in my house and whilst I was removing it found it was partly being supported by what I can only describe as a concrete lintel that is inserted into the party wall, presumably for counter leverage. ), with virtually no risk of the bricks above moving. Design will show that a 65mm p/s concrete lintel is ok - cost about £10. 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. Its plasterboard initially but then a lintel presumably. S Builders New Member. 2kN/sqm, So half of a 3. Log in or Sign up. Houses in the 60's and 70's were often built without a lintel on the outer skin. If i were you i would ring your local council and ask to speak to a bco before the 'builder' goes any. Many thanks - JED. I knocking through a single leaf door way from a living room into a newly converted garage (doorway opening will be 90cm) . 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. Its hard not knowing what the gap between the plasterboard and brick is etc. I reckon the start of my opening will be 450mm away. All the same to me '. It'll need to be galvanised so the exposed soffit doesn't rust. Hi Im running alarm cable to a door frame but there is a concrete lintel where above the door. Above my lintels in my new extension, would you advise fitting Weep Ventilators along the lintel (or "Peep" Weeps Ventilators)? If so, what should the spacing between them be - I have a 1200 opening and a 1800 opening (lintels are 1500 and 2100 respectively). Lintels 44 products Compare Sort Sort Expamet Concrete Lintel, (W)100mm 7 options (3) £ 13. Ask a question. CLEARANCE. Attached Files: 2BC8545F-100F-48A7-9071-1FF1D5B8DBCC. Fischer FIS V Zero 300T Injection Mortar 300ml (498HL) compare. Hello Everyone, We are currently renovating an old victorian property and we are wanting to make an alteration downstairs. The lintel is only supporting the inner skin of block work. Aluminium sliding doors being fitted this week. Step 4 - hollow out chimney. Galintel 75mm x 10mm x 1600mm Galvanised Flat Lintel Flat. Don’t worry, it’s not especially difficult to do, however. A lintel, whether concrete,metal should have a minimum bearing of 150mm bearing each end,now't wrong with a lintel having a bit more support each end. 99 Inc Vat Click & Collect Delivery OX Trade XL-10 Masonry Segmented Diamond Blade 300mm x 20mm (216HP) compare For Disc Cutters For General Masonry, Paving Bricks, Hard Stones, Kerbs & Lintels Sintered £27. Handyandy Screwfix Select. Discussion in ' Builders' Talk ' started by Andrew De'ath, May 26, 2020 . Height 55mm. . Wooden lintels work just fine - unless you render the outside of your house with Portland cement. It is possible to span 3 metres easily with the correct lintel. Or hire a builder for a day. Here are the pictures. Clearly there was some major lack of coordination between the brick layers and the appropriate position of the window frames. 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. 5 inches). Fitted some windows last year and BC wanted lintels even though the top windows were only supporting a header course of brickwork. They would be cracking or sagging by now if the lintels aren't enough. The wall plate is supporting to roof rafters as well as roof so there is some load. I'm debating if i need to put in a lintel or in this case a piece if angle iron before I'm going to cut a small hole in a 1960's precast concrete wall. Home Forums > Screwfix Community Forum > Builders' Talk > Core Drill Above Lintel. The both garages of both houses are in the mid part. The lintel is above a first floor glazing opening which is floor to ceiling height and spans 3. The attached photos will explain it better than I can. FREE next day delivery available, free collection in 1. The bricks are probably over-hanging the lintel edges so you can't see anything. As suggested could end up in the big house for doing that . Cut a slot with an angle grinder with diamond blade. I prefer Catnic as well, although I liked the old Catnic ones better. (Each end of course!!) bigjules, Feb 19, 2008. Hi, I'm looking to put in a garage door in an existing double brick wall with a 2600mm opening. 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. 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. Use the smallest bit to drill a pilot hole and work your way up to your required size. #5. Severntrent Screwfix Select Assuming its a 3" x 4" lintel to C16 grade then calculation shows that strength and deflection wise its in required capacity, calculation was done using a loading nearly 1. 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. 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. Yep and I feel it's happening to my house. What would be the name of the lintel i. Home Forums > Screwfix Community Forum > Builders' Talk > lintel. As far as I can tell the lintel is just a relatively thin metal sheet. Perhaps a better question would be are most/all window lintels no higher than a course of bricks - i. The timber lintel above the rear bedroom window is particularly undersized, and has bowed. 1/5. Sean_ork, Sep 20, 2013. 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. Anyway it cost me £180 to have one installed and they used props to hold up brickwork. The manufacturer will be able to tell you the deflection tolerances. 2/ mortar up the 2 end bearings drop the lintel onto these then backfill the upper surface. Area of load = 41m2. #2. I’m about to put a new opening in my 1960’s bungalow for a new window. Home Forums > Screwfix Community Forum > Builders' Talk > Replacing lintel. Builders Metalwork. To prevent corbonation it must be vibrated and the mix. The garages doors are 3 foot out front of the main house wall. I was going to ensure each end of whatever lintel that I get is embedded in the wall by at least 150mm each side. Wooden windows were replaced with uPVC around 8 years ago and from what I read that may have contributed to the problem. Use strong mortar (3:1) for bedding. This supports 2 seperate steel lintels. stuart44, Severntrent and CGN like this. If you were to remove the plaster vertically, you will come across the actual lintel, which will be wider. 20 DeWalt Straight Shank Combination Drill Bit Set 23 Pieces (4635K)The lintel is above a first floor glazing opening which is floor to ceiling height and spans 3. Home Forums > Screwfix Community Forum > Builders' Talk > Securing BiFold head into Keystone Lintel. 0m) cut to size obviously. Obviously a decent HSS bit is essential 5 or 6mm (any recommedcations, I normally use dewalt) nice and slow as I. Problems started when the timber were replaced with plastic ones. It's a source of noise and draught but not sure how and if it should be covered. 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). stuart44 Screwfix Select. 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. So the lintel really just prevents that first brick dropping out, which could rapidly lead to others following and the 'breaking' of the 'arch' and total collapse. I intend to replace the conservatory, but just find that the mortar above the lintel has cracks causing like 3-5mm horizontal gap. #2. 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). The dimensions of the existing wooden lintel is: Width 1100mm. Anyway, because of the positioning of the lintel, I needed to trim down the bricks to fit. 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. You need to get yourself at least two, maybe three acrows with strongboy head attachments and slot the strongboys under the dodgy blocks then fit the acrow props on top of a plank of wood to spread the load distribution, then jam the acrows under the strongboys and. Thanks for the advice Phil. Has excellent adhesion and resists slumping but build up in several layers, allowing each to dry before adding more. 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. Discussion in ' Builders' Talk ' started by Alhashed, 4 minutes ago . o. Good morning. thanks for the advice about not needing a. Break out the lintel with a kango in pieces. 09 Inc Vat. CLEARANCE. Option 2 - I replace the cracked concrete lintel with a new concrete lintel and remove the RSJ. 2m. 9 KB Views: 48. I’m widening the door frames in my house to 76cm ones. ElecCEng, Aug 27, 2020. don't think i gave you enough detail it is a cosmetic repair not a failed lintel wood not dream of trying to repair a failed lintel. Don’t worry, it’s not especially difficult to do, however. if the 47kN lintel is up to its capacity and spanned say 3m. I now need to fill this gap ensuring the wall above is supported and tidy enough to keep the building. there is no 'wall' weight to support - just the lintel itself then the wall plate/roof Flat roof will be (assuming I. 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. There isn't a big enough clearance for the key to miss the lintel. 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. Any advice greatly appreciated. I've bought four lintels through them, all came from Jewsons but all much cheaper than I could get a quote. 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. 4m. Prevent heating of the drill bit by using water. e. 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. The easiest/most effective solution is to drill into the lintel. 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. I have a Catnic single leaf angle lintel and the lip is 91mm. JED, Dec 10, 2004. Discussion in 'Builders' Talk' started by Aron82, Nov. Found a company called watco that do a 2 part epoxy resin filler for. Probably be Universal Beams. I wasn't provided with building regs or drawings and used my 25 years experience during job. Remove the windows and put a Catnic steel lintel in place making sure that there will be enough support on the left and right. After the new lintels are in place. 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. 1. The lintel only needs to support 4 courses of bricks above the door. If you really want to be safe then when you come to replace the windows you get a structural engineer in first. Damn, not seen one of those for years. Screwfix Community Forum. Buy Fixings & Fastenings at Screwfix. #3. Add to Cart. Busterhymen Active Member. The inner wall section has already a concrete lintel. Buy Structural Fixings at Screwfix. The wall is internal, concrete block partly supporting a loft floor above. I’ve got concerns about how the lintel has been supported. , Mar 18, 2005. The installers need to sort it properly. Walls approx 2. Architect has advised to use a box 200 lintel, but what are my options. 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. One more for you guys. Step 2 - install lintel and place props and strongboys wait 5 days for mortar to set. 8m long to accommodate the other window. rogerk101, Feb 16, 2022. A concrete lintel is by far the best way to go. Phones getting used. 3 lintels in total. The first thing I noticed is maybe minor. I am using an SDS drill with 5mm drill bit. The deviation is approx. 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. With concrete up top, a prestressed concrete lintel would not look out of place. Rebuild brickwork above lintel and allow to set. My single story extension shed has had the lintel above the door entrance raised from 1. S Builders New Member. 23mm (517HR) (1) compare For Angle Grinders Sabrefix Gallows Brackets Galvanised Hot Dipped 490mm x 50mm 2 Pack. They would be cracking or sagging by now if the lintels aren't enough. It is perfectly ok to remove such a small amount from this section, it is done all the time. Support bracket for removal of internal chimney breast. 5m window. Jitender Screwfix Select. If you hit the rebar in the lintel when drilling in to the concrete lintel, its integrity will be compromised. Andrew Gill Member. 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. And besides as said, they are liable to restore. ), with virtually no risk of the bricks above moving. back in 2016 I had windows and doors fitted. You could use a self tapper if you're feeling especially technical but there really is no need, imo. CGN Screwfix Select. 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. 60. 30 mins later van and Oxyacetylene cylinders set up. I think there are several ways the water could be gettig in: (a) there's a crack between the lower course of bricks and the upper side of the lintel, possibly made worse by cable holders penetrating the pointing (no I didn't put those in) and (b) there's a cracks in the. 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. Whatever your steel lintel requirements are, we've got it. 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. 5 x 200 =32 kg. Our builder has just installed an RSJ that is meant to support a load bearing wall and structural lintel. same width does nothingdifferent than bedding the. Screwfix Community Forum. e. #3. One opening will need to support three floor joists at midspan. Don't know if the window is set back 4in, easier to take out, or sitting under the arch. 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. I’ve taken away the wood surround to expose the brick work behind and I can’t see a lintel. The bricks under the lintol should be kept too the line. The window company said they can put a lintel in but just want to check as I dont want a concrete intel. 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. I understand the loading to be 1. No no handy A bit like a standard brick, but a bit more of a hard bar steward! Compo on top of your lintel. Then cutting out and removing old lintel/s, which will mean loosening course of bricks above. Jimbo Screwfix Select. Acrow into place. The lintel appears to support the gable wall. I am guessing (emphasis on guessing) that the SDS is quickly going through plaster and maybe. That is some screws seem to make a sturdy fixing and others fall out, not griping into the lintel at all. Install a single leaf lintel (Catnic, IG or Keystone lintels) with 150mm overhang each side. trowel New Member. The Stressline fair faced prestressed concrete lintel, 100mm wide x 215mm high, 2. If it was my own place I wouldn't mind as I would remember to take the key out before opening. Hausfix Screwfix Select. This is a big RSJ steel lintel which has a plate welded to the bottom of it and so I am guessing it is approxinamely 10-12mm thick. The material from which the windows are made has no influence on the strength of a lintel. 5 = 0. i went to the bus station and booked. All the windows have a concrete lintel as shown on the attached photos. 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. multiply by a FoS of 1. Ask a question. And some on the lower floor if solid, would be a good idea with board spanning the floor joists at right angles. Hammerman99, Mar 4, 2012. New-to-DIY New Member. S Builders, Oct 12, 2008. 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. Alfie Johnson New Member. 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. Bob Rathbone Screwfix Select. #3. The wall itswlf is an external end of house (detached) wall, bottom floor. ThanksWe 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. sospan Screwfix Select. Jord86 Screwfix Select Some pictures of the whole wall would be helpful. Got a vaulted cellar under the kitchen. talk, Oct 19, 2008 #1. 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 bricks are 102mm, the lintol shelf is 96mm. I have had lintels installed (wooden framed windows) builders thought no lintel needed back in ‘57. £23. Steve, just so you know the theory of the concrete lintel. When lintels were cast insitu the steel was put in the bottom as this was in tension. foxer fc Member. Current lintel fitted i think is 300mm x 90 mm concrete spanning both courses of brickwork. #2. What lintel could I put in and how could it be fixed? My only though was to bolt a 102 H column to each of the existing end columns and then span it with a better lintel. Thanks. jpeg File size: 601. Make up some platforms on trestles or scaffold so you can do the lift in stages. additional dead weight = 145. Explore our. com. It is quite normal to have the slight overhang, wider than 6mm if that's the way it works out. Morning all after a bit of advice on lintel currently installed. The installers need to sort it properly. 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. We thought about putting a timber batten above the window on the inside wall, but the plaster and paint for the whole room is really uneven, so we're just trying to get some. 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. Wooden lintels work just fine - unless you render the outside of your house with Portland cement. Discussion in ' Builders' Talk ' started by AndyBowen, Mar 31, 2023 . 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. This is why is quite important to drill a pilot hole 1mm less than the screw to get a good fixing. The house itself is a 1930s terraced. com. Correct way to do this would be to use accrow props with stronboys. Remove loose paint and wire brush lintel, then dust down. arrow Screwfix Select. 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. The old windows were wooden frame and aluminium. You need to check with whoever has speccd them to ensure they meet structural design. 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. #2. Timber frames were usually enough to support the brickwork with a 6x6 concrete lintel for the inner skin. 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. Discussion in 'Builders' Talk' started by Jugs69, May 30, 2020. The wooden lintel spanning 66" is presumably supported on brickwork at either end of the lintel, and given its lasted for decades then you should have no trouble replacing the wooden window with a plastic window. midland_phil New Member. Retract the bit every 10 seconds to remove debris from the hole. Your screws are too short and the self tapping side of things is pointless for this scenario. 1m will give a UDL of 19. Can then sand down and shape like a regular filler, ready to paint. Drill hole- fix bracket with a twin thread 4. There is actually an existing opening into another room which sits right. Another possibility is a lintel has cracked but again this is major issue not a £350 invisible repair! Honestly I can not imagine any work that a) a window company would do 2) would cause no disruption 3) would only cost £350. But if the underside of your foundations are 1. The roof is a tiled type goong front to rear and pitched in construction. The UK’s leading retailer of trade tools and hardware. yetanothermike Member. Above the garage door will be cladded with cement board rather than be load bearing like blocks. 8kn. Rebar is just steel, so any metal drilling bit should be fine. Most BCO are happy with this. Secure and support timber & masonry structures safely & professionally. qwas123 Screwfix Select. There will be guidelines on Birtley's website: what else do you want ? stevie22, Mar 30, 2023. In theory yes you should fit a lintel. Lintels are designed to support masonry above an opening, whether it be filled with a window, door frame or nothing at all. Post-fixing concrete suitable for all types of domestic fencing. I took the bricks out and put them back in (with the help of a bricky. Jitender Screwfix Select. Grind out the notch though rather than hammer/bolster. They were happy With my work until they received final bill. sagging. I used an angle grinder to cut through the bricks and got a fairly good result. Screwfix Community Forum. Graham Swire New Member. SJ, Dec 15, 2003 #2. 4. Joe the Plumber, Feb 17, 2019. The old screws are 40mm so can't quite figure out how they went in and the way forward. or. Bed your pad stone down as well. However this only appears to work for some drill holes and not for others. That would be plenty to go under it and still leave you about 80 - 55mm of lintel to put the acrows onto. Initial set achieved in 5-10 minutes. Once this is achieved, you can happily remove the brickwork below the new lintel. Self tapping screws into the lintel to create a strong fixing as the blinds are very heavy. The chimney is now completely out and supported in the loft but the. I think we need a lintel for supporting upper floor structure (mid terrace house small house). If not, it could be cut down to suit. I would have expected to use accro props with strong bows min of 3 for the big one. replace lintel and then have the joints repointed to ensure integrity between bricks. I use a 4mm cobalt bit from the competition (you get a pack of two for a few pence). stevie22 Screwfix Select. What lintel is on the outer skin? Or is it an arch. Supreme L02 Steel Reinforced Concrete Lintel - 100 x 65 x. 4 - put two 100mm lintels from partition. 1,The lintel on the brickwork should realy have a bed under it but not essential. The stone lintel could be removed and repaired with threaded rods through from left to right, tighten the nuts and pull the lintel back together, re fit the lintel as decoration only. What lintel is on the outer skin? Or is it an arch. Funnily enough this prop doesn't actually sit over where I want to knock out the opening. We will move the lintol back a bit. D. #6. 7mm thick plasterboard. Ordinalrily the membrane/cavity box slopes from the inner leaf down to the outer leaf above the lintel. e. Upstirs windows were fine as the lintel in the. Catnic do a variety of heavy duty lintels, but at the top end of extreme duty are around £500-£600 for that span. BuilderMCR, Feb 12, 2014. . Can then sand down and shape like a regular filler, ready to paint.