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Answered 18th Oct 2018 Like 6. Can i place the... Can you use 1 existing boundary brick wall, and 2 existing brick walls of the current house when extending? 68 The work is neat, consistent and very good in my honest opinion! In renders, for example, a good, well graded, coarse sharp sand is needed for the … For more information on bricklaying courses as BB Academy visit https://www.bestbricky.com Join as a channel member for … The other type of sand is sharp sand. Black mortar uses crushed ash rather than sand. The first type of sand used is the soft sand, also known as builders sand. feedback, You can use any sand you like with different results, with sharp sand it will be strong but not as smooth a finish on the mortar Soft sand is also known as building sand and contains fine grains of sand and is used for bricklaying, pointing and where thin layers of mortar are required. Any help would be much appricated, and if anyone knows the correct ratio that be most helpful. A more accurate definition is that it is the visible edge of the mortar-joint. Soft sand would give you a better finish when pointing them course sand would. Most houses would have been finished with flush or slightly recessed pointing. The mortar is normally a mix of lime and sand, or from the 1920s cement and sand. It’s more likely that it will be used for projects that require a sturdier base, for example, in conjunction with concrete for foundation work. Registered in England No. 05272398. Builders sharp sand may have more salt than Horti sharp sand, though it shouldn't as I think that interferes with cement properties. 6 mm (1) Price. THIS IS WRONG if this method does occur over a short time the pointing will blow due to the different weather conditions i.e. We apply the new mortar manually with hand tools. I'm a complete novice, i kind of... What will happen if building sand is used instead of sharp sand in a concrete mix ? Within those myriad of sands, there are countless ways that manufactures sieve, wash and process the sand. Use a sharp sand to BS882 which is free of vegetable matter, clay and salts. jobs, How deep should the joints be raked out ??? No feedback, Soft sand would give you a better finish when pointing them course sand would, Grimsby • Member since 13 Jan 2015 • Fine Sharp Sand – Midi Bags. Depending on which bit of the country your in there both the same thing. Sharp Sand (2) Silver Sand (1) Package Type. London • Member since 3 Feb 2009 • Black mortar uses crushed ash rather than sand. The mortar is normally a mix of lime and sand, or from the 1920s cement and sand. Okehampton • Member since 18 Oct 2018 • The new mortar is 2.1.1 (2 soft sand to 1 sharp sand and 1 hydraulic lime 3.5 as standard on lime mortar built properties). Can you use existing brick wall and 2 existing current building walls when extending? 3 (1) 4 (6) 5 (10) Filter products. Building sand is a much softer sand than grit or sharp sand and contains much finer particles than other sand types. with the blocks at the the height of 2250mm above dpc. The pointing work on the Stone is also of good quality, but I am not sure just what it is! Great for brickwork, chimneys or roof details like flashings. 4.4 out of 5 stars 45. Mortar Pointing - for flags/slabs of all types, and rigid block paving; Coloured Mortar Case Study ; Pointing Styles - different forms and styles for mortar pointing; Re-jointing paving - a case study following the re-jointing of a flagged patio; Wet Grouting - for some flags/slabs; Dry Grouting - for decorative patios; Dry sand … 0. Can you replace building sand with sharp sand when building a brick bbq? Pointing: Start at the top of a wall to allow for cleaning up and spraying to continue. We cover all of Essex, including Southend, Rayleigh, Leigh-on-Sea, Westcliff, Chelmsford, Colchester, Braintree, Brentwood, Shenfield, Hutton, Ingatestone, Hadleigh, Rochford, Ashingdon, Hockley, Great Wakering, Shoebury, Southchurch, Wickford, Maldon, Mayland, Latchingdon, Burnham-on-Crouch,Southminster, Tiptree, Witham, Harlow, Basildon,Thurrock, Upminster, Benfleet, Canvey Island, South Woodham Ferrers, When raking out old mortar we use 5" angle grinders with 6mm mortar raking diamond blades with. Sitemap Hi all! In some cases power tools are not permitted so hand tools are used such as comb hammers and dogging tools. Some builders who do pointing occasionally will only scratch the old mortar back to get a key for the new mortar to stick. Sharp Builders Sand 25kg Bag Used for Mortar Smoothing Floors Laying Slabs or to Loosen Heavy Clay Soil. The idea was no visible mortar. Can you use sharp sand instead of building sand when building a brick bbq. For information on HYDRAULIC LIME MORTAR please click the lime mortar tab on the menu. This is more commonly called playpit sand. feedback, Signature Design, Build and Restoration Ltd, Cheshire • Member since 9 Apr 2015 • Can I just add 1 more... © 2008-2020 MyBuilder Limited Also a rule is used to give a straight cut at the bottom of the joint as shown in some pictures in the photo studio or our weatherstruck video: © 2009 M A Jones Repointing Ltd. All Rights Reserved -, URL: https://www.youtube.com/watch?v=aiHnyGe9pYg&t=22s. Find £0 - £25 (13) £25 - £50 (5) Rated. There is no point filling the joints with anything other than sharp sand. Sand - A variety of sands are available throughout the country and should be chosen in terms of colour and texture to match original mortar and complement the stone. a stiff brush, for example a scrubbing brush; Materials. Builder's and plasterer's sand Builder's sand (or bricklayer's sand) is finer and softer and mixed with cement and water to produce the mortar for laying bricks and blocks. Try a 6:1:1 mix of sharp sand, cement, and hydrated lime. DEACON ELECTRICAL SERVICES. Before applying new mortar to the brickwork it is wet down using a spray applicator to wash away any existing dust and to give maximum hold to the brickwork. Mike Silvey Paving and Landscaping" Answered on 31st Mar 2020 - Member since Jan 2020 - report Jumbo Bag (5) Major Bag (12) Brand. Whereas, Sharp sand is mainly used for laying bedding and paving stones. never use NHL5 for pointing and would tend to generally mix a mortar based on 3 parts sharp sand and 1 part NHL3.5 by volume. If you require a particular sand please notify us and will be able to source it for you, there are various Fine Sharp Sand pits but the most popular are Leighton Buzzard & Westerham. How much cement in a roof mortar mix. Concreting Sharp Sand is specially formulated to be used for concrete mixes. Sand and Gravel Calculator | Calculate how much sand or gravel you need for your project | Buildbase It is available to buy in 25 kg and large bulk bags that contain up to 1 tonne of building sand but usually around 850kg of sand is … The fact is that the colour of lime mortars will be given by the fines contained in the sand and therefore fine sands are chosen for a number of jobs where they are not appropriate. There is a tendency to choose sands because of their colour. Do not mix on the patio. Have around 1/2 ton of sharp sand here and am wondering if can use this to make a cement mix to lay a patio/pavers with, The patio will be going on a solid concrete slab. It is used for bricklaying mortar, building foundations, for paving slabs, wall rendering. 100% positive Can I use sharp sand for pointing slabs? The usual mix is a 6:1:1 mix of sand/lime/cement or 3:1 mix of sand/lime. Use a pointing In Georgian, Victorian and Edwardian houses, the pointing between bricks and stone had a major effect on the appearance of the buildings. For joints which are less than ½ an inch (13mm) you should use silver sand. A colouring is sometimes added. The sand is mixed with cement at a ratio of 1 to 1 and spread out to dry thoroughly. I wouldn't replace soft for sharp unless you need a rough look to match the house or something in which you could mix both together. On soft mortar use a hook or old screwdriver to rack out the old mortar, alternatively use a 'plugging' chisel (right) and club hammer - start by taking out the vertical joints, then work on the horizontal join… The pointing on the Reds, definitely 'Brick Mastic'. A colouring is sometimes added. POINTING is the mortar between bricks. Sharp sand can also be used to mix a tough, extremely hard mortar. Ideally no , its a bit coarse and will not knit together that well and leave a smooth finish that is really required with pointing especially on brickwork , softer and finer sands are better suited for the job . For my baskets I use perlite , its a bit expensive for general use. . Building sand is used to create a soft mortar to use in bricklaying and smooth pointing. A more accurate definition is that it is the visible edge of the mortar-joint. Also a rule is used to give a straight cut at the bottom of the joint as shown in some pictures in the photo studio or our weatherstruck video: URL: https://www.youtube.com/watch?v=aiHnyGe9pYg&t=22s. I prefer a 3:1 ratio 3 parts sharp sand to 1 part building sand (plus cement). Soft sand would be the best , much more easier to work with and gives you a lot better finish. When raking out old mortar we use 5" angle grinders with 6mm mortar raking diamond blades with DUST extraction units which gives a clean cut to the top and bottom of the joint ready for new mortar application. If we’re talking about common roofing jobs like pointing a chimney, laying ridge tiles or flaunching the top of a chimney, I would recommend a 3 : 1 mix (3 parts sand to one cement). . Sharp sand is more coarse than building/soft sand and is perfect for mixing with other sands to prevent cracking during the drying process. 3600mm x 3600mm. I'm building my own BBQ . It will be used once a fortnight MAX. I use a 4:1 or 3:1 mix for both Now the $64,000 question is ( its been discussed several times on here ) I get my sharp sand from the builders department in B n Q , £1.86 a bag . Styles of pointing included flush, tuck, bucket handle and recessed pointing. However, it can also be mixed with other aggregates or hydraulic lime to produce a strong concrete or lime mortar. One important note is that for any concreting or mortar applications, there should be absolutley no more than 4% silt present in the sand. Privacy notice Use sharp sand with lime, and soft sand with cement. I use sharp sand in my compost as well for my containers. ... 74761. 761 mm (1) Width. jobs, Sand/Aggregate For lime putty mortars, the sand used for building, pointing and backing coats of render and plaster should be a washed sharp coarse sand. No feedback. Is it ok to have piers on the outside of a single skin building instead of inside? Work down the wall (this will avoid any debris falling on to areas which have already been repointed), working on about 3 rows of bricks at a time. UK VAT Registered: 850 4121 63, What will happen if building sand is used in instead of sharp sand for a concrete mix. and 6.1.1 (6 sand to 1 cement 1 hydrated lime as standard on sand and cement built properties) or as otherwise instructed. When building a concrete block shed. Weatherstruck pointing was never used. 331 mm (1) Thickness. This would change to NHL2 or a lime putty mix if the masonry is very soft. Thank you . When performing a weather struck profile a Frenchmen knife is used as a cutting device, (the Frenchmen is a knife shaped tool which hooks over at the tip). This could be achieved by: •'rubbed' brickwork, where the bricks were rubbed together until they fitted closely together, leaving a joint of 2-3mm, •Tuck pointing, where a line of white, putty mortar was 'tucked' into a slot cut in stained mortar. 86% positive Lime mortars for lime pointing are generally softer and more porous compared to mixes using cement therefore allowing moisture to evaporate from the joints more freely. Sort by: Tarmac Sharp Sand - Major Bag (1688) £1.90. Fine Sharp Sand can be used for applications including rendering, plastering, dry-packing & pointing. One of our sayings at Lancaster Lime Works is “Sand is not Sand is not Sand.” The mason’s sand at your local masonry supply company will vary … Historic lime mortar usually consists of soft sand, sharp sand and N.H.L 3.5 hydraulic lime. Lime pointing work Sharp sand can also be used as a component in specialist lime pointing … Lime pointing of traditional masonry using lime mortar based on lime putty or natural hydraulic lime (NHL) offers many advantages over cement based mortars. On the other hand, Sharp Sand has had other materials, most likely in the form of clay and iron, added to the mixture therefore it can contain larger pieces. Terms and conditions For accurate ratio the original mortar mix can be chemically tested and properly analyzed. Repointing brickwork involves repacking the mortar sitting within the joints between individual bricks or stone blocks that make up the exterior skin of your home — regular maintenance will helps to protect it from internal problems, including damp, as well as freshen up its appearance It is slightly the wrong colour for Stone Mastic and does not have that oily look about it. Sand for this type of work is often described as concrete sand or sharp sand.. BS 1199 - … (This operation is not necessary if masonry is to be cleaned prior to pointing as masonry will be raked out before cleaning commences). Repointing is premature until mortar has weathered back to a depth equivalent to the joint width or is very loose. This is a beginners guide to pointing up. © 2009 M A Jones Repointing Ltd. All Rights Reserved - Sitemap- About us. We apply vertical joints with a cut down slasher and the horizontal joints with a tray and slasher. : sun, rain & frost and will be a waste of time and money. If the slabs are bedded on concrete or cement-based mortar, you’ll have more of a chance with pointing or grouting. It is a smooth kind of sand and has cohesive properties. eeeeek!!!! It has a gritty feel to it. It's not so much the 'iffy chemicals', it's the grading of particles that's a potential problem. We take old mortar out to a depth of 18mm to 20mm as standard unless otherwise instructed. To summarize, sharp sand should be used for: Concreting; … Sharp sand lasts longer but whoever lays the Paving must be sure to sure up the sides of the slabs correctly to hold for longer. The emphasis was always supposed to be on the brickwork, rather than the pointing. 14 Dansand (3) Tarmac (13) Wickes (2) Length. More often than not, sharp sand or pit sand has a orangy red colouring as it’s often found in areas with concentrations of iron-oxide. Maybe you could have raked back joints so no need to be flushed or weather pointed, Spalding • Member since 6 Jan 2019 • My guess is Sand : Cement … No feedback. Pointing of all kinds should be carried out on a dry day and when your patio itself is dry. There are thousands and thousands of sands across the USA. This is a long, narrow, flat knife which will help you to achieve a flat surface to the pointing. tradesmen. Cookies POINTING is the mortar between bricks. The lime mortar used widely for pointing on older (pre-c1919) buildings is more permeable than the brick or stone, concentrating frost and salt action in the joints. This is a skilled operation. It should be hard, durable and free from contaminates such as soluble salts.
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