There are many ways you can insulate your homes, whether it's to help retain the heat or prevent cold air from getting in. Store in a shaded, dry and level area on 5 timber bases with minimum width 1.5”x3”.For 4mm thickness, the height of stack should not exceed 200 pieces.For 6mm thickness, the height of stack should not exceed 130 pieces.Do not install and paint the sheets when they are damp or wet. Furthermore it provides the capability to create wall recessed areas for creating a specific architectural design. This is essentially a dimpled plastic sheet which, due to the dimples, allows air to freely circulate and flow. Being 4mm in thickness and offered in a roll of 15m�, twice the coverage of standard Thermal Liner. 35mm Thermal Board on dabs 50mm approx. (See method of application, below at the Water Sealing section). Recticel Eurothane GP board is a premium PIR insulation, perfectly suited for multiple applications. For the longer term, the walls can be well insulated using dry lining. SHERA Cement Bonding.Apply SHERA Cement bonding agent over the 3-5mm joint gap between the SHERA boards.The bonding agent provides good bonding for the SHERA PU25 Sealant and SHERA boards and helps to seal the construction dust which might reduce the adhesion of the sealant.Apply only once and leave for 10-20 minutes to dry.APPLY PU25 SEALANTGap 3- 5 mm between boards.Cover the edge of the board with easily removable masking tape.Fill the gap with sealant PU25 in an upward motion until it is completely full.Immediately remove the masking tape after completing the sealant application.PU25 SEALANTOne component elastic polyurethane sealant, self-cured in contact with air and humidity, paintable.Usage: exterior, wet areas. ISO-THERM Damp Proofing Thermal Insulation Available in rolls of 1 metre wide, it is flexible and lightweight and will accommodate a multitude of wall finishes. The result is a material that is highly durable, flexible, water resistant, fire proof, resistant to insects and chemical corrosion with a neutral PH. The widest range of high quality plasterboards to meet differing performance requirements for walls, ceilings, floors, partitions and encasements for any type of building. A typical Positive Input Ventilator in a ceiling, with correctly installed baffles protecting the smoke alarm (see spot 3). Note: Thermal boards must be mechanically fixed for fire safety. There is mould on this ceiling and now the Flir420bx shows us where the insulation is allowing cold air from the eves to blow under it. requires skirting boards, door frames and external fittings to be removed and reattached; can make it hard to fix heavy items to inside walls – although special fixings are available ; Cannot be done before fixing any problems with penetrating or rising damp; Find out more about choosing internal wall insulation. Damp patches on internal walls is also a tell tale sign of a rising damp issue. Stuart Holland of Thermographic Consultancy Limited. SHERA Exterior Wall Solutions can be combined with any structural frame type. This will increase air circulation around the damp wall, speeding up the drying process. Extruded Polystyrene Thermal Insulation Board For Wall and Floor manufactured using a high-density extruded polystyrene core with glass fibre reinforced and mortar coating on both sides. However the thickness of the exterior wall can be used to hide structural columns or allow the cantilever distance needed to adjust the final exterior surface without the need for extra wall support clips. The Gyproc plasterboard product range provides solutions for enhanced moisture, fire, acoustic, impact and thermal performance. INFOLINE: Mon - Fri 8:00 - 16:00 . SHERA boards are also highly workable and can be used in many building applications by architects, project developers and home owners. That is a very damp wall – but is it rising damp, bridging or a leak? Such thermal boards can be effective to internally insulate solid walls where old wall linings have been removed, but there are drawbacks: they are not vapour permeable so can allow dampness to … I live in a 4th floor flat and have a smallish area damp in my bedroom wall just above the skirting boards. Remove any wall coverings to increase your wall's ventilation. Thermal liner KV600 is the most effective member of the Wallrock Thermally Efficient Wallpaper range. CLICK IMAGE TO ENLARGE. We work closely with leading brands in the construction industry to bring you an extensive range of cost-effective thermal insulation plasterboards with outstanding heat-retaining properties. Take a look at our online stock to find a product that meets your specifications. Do I need to call a damp specialist and get damp injections for I do change my mind about stuff, as I gain more experience. SAVES MONEY & IMPROVES U-VALUES COMPARED TO STANDARD THERMAL BOARDS BUILD DEPTH Thermal Resistance The thermal resistance ‘R’ of Alreflex 2L2 Dry Lining System as shown is 1.58 m2k/w. The damp proof course is normally about 15cm above ground level, which is perfectly suitable to tackle moisture before it hits the walls of your living room or kitchen. Store in a shaded, dry and level area on 5 timber bases with minimum width 1.5”x3”. SHERA board is a unique fibre cement composite consisting of natural fibres bonded tightly in a high-grade silicate structure. SHERA Boards are available in thicknesses of 4mm, 6mm, 8mm, 9mm, 10mm, 12mm, 15mm and 18mm for various applications. Dot and dab on a damp wall is rarely a good solution. Condensation can be combated in a huge way by reading our project and using simple ventilation methods to change the air in a room frequently. The perfect sheathing material for exterior walls, SHERA board is easy to maintain, tough, moisture and fire resistant. Call me back 02033972133 02033972133 login. damp proofing spray on exterior concrete wall; 2" mineral wool board or EPS against interior concrete wall ; 2x4 stud wall with mineral wool batts in cavities; drywall with latex paint as vapour retarder. If rising damp is the cause of your damp walls, you are likely to see tide marks of salts and dark patches on walls that can be damp to touch. Thermal wall insulation Ensure surfaces are clean & free from dust, dirt & grease. A strong, water tight and thermally insulated building shell will ensure the buildings’ sustainability of usage over time. It has successfully prevented moisture penetration from floors for many years. For high demand wind resistance walls they should be done according to the wind resistance table above. In older houses with solid walls, the appearance of damp in the colder months is common. If the wall is taller than the height of the board, there must be a horizontal frame support of at least 50mm wide to connect the next at height board and allow for the proper horizontal joint treatment. In view of this you must make your own decisions on whether to follow any advice I write and think about this; I could be wrong. Choose the thickness of the exterior wall 100mm or 200mm to serve thermal insulation needs. This prevents moisture from becoming trapped (as in conventional ‘tanking’) w… It is often installed in internal walls, ceilings, roofs and decks. Thermal laminate boards are plaster boards with polystyrene attached to the reverse side. This high quality product will offer energy saving benefits to the entire building chain. Legal Stuff: All the advice and information in the posts on my blog is made in good faith and is based on my experience and knowledge at the time of writing. However, nobody is infallible and whilst I’m confident that most of what I write about preservation issues is accurate, there’s a good chance there’ll be an error or two somewhere. Special attention is required to the fastening distance needed from the board edges and are shown at the below diagram. Choose the thickness of the exterior wall 100mm or 200mm as architectural preference and structural needs. Choose the Framing Solution for the required wind pressure resistance. It is an external wall but was told by my builder that he could not see a problem with the external wall when he looked out the window. Our range of damp proofing and insulation products are designed to tackle common parts of the home that, once installed, can really help reduce heat loss and lower your heating bills. Boards are installed portrait to have a vertical joint every 1200mm max.The number of screws to fix the Shera Board on to the wall structure as standard are as shown on the adjacent diagram. Application Details For Damp walls Alreflex 2L2 should be fixed … As a general rule, the boards are 2.4 meters high by 1.2 meters wide (around 8ft x 4ft) and the face is a normal plasterboard. So, dry lining was invented and from this has evolved the ‘air gap membrane’, ’damp proof membrane’ or ‘cavity drain membrane’. login. Well, if you are dealing with a cavity wall (since we strongly advise you always start insulation with your walls), then you should know all the pros of foil backed insulation boards, as one of your options. It is often associated with white efflorescent salts which are drawn out of the brick work with peeling wallpaper and a damp musty smell within the affected rooms. Damp Proof Membrane is manufactured from high quality reprocessed low density polyethylene. The wall performance in terms of thermal insulation will be affected by the thickness of the insulation in the walls’ cavity as below: A 100mm or 200mm exterior wall can be the choice for any framing solution. Log in. Penetrating Damp. Most properties have built-in protection against rising damp, a layer of material in the wall known as a damp proof course. A gap of 3-5 mm should be maintained between board joints for filling with SHERA PU joints sealant. Coat the wall with recommended adhesive using a toothed spatula. We suggest reading our guide to treating rising damp for further information. A 100mm or 200mm exterior wall can be the choice for any framing solution. These can be used as a structural tile backer board in the floor, on walls to make completely waterproof and make them ideal surface for tiling, or as a very efficient thermal barrier. We moved the chest of drawers from the wall for ventilation but the wall is mouldy now. Do not open your windows and doors if you're using a dehumidifier. Not only that, this damp proof plaster solution also helps the wall retain more heat, reducing the amount of thermal loss through external walls, meaning a reduction in heating bills. You can generally tell if you have a rising damp issue by the typical “tide mark” often left on the wall above the skirting board. On the rear is attached polystyrene of varying thicknesses and grades. (See Framing section). Menu: Desktop Version. For the best results, use this method during the day while the sun is out. It provides excellent thermal insulation in homes and commercial buildings. Our range includes numerous sizes of the renowned Kingspan brand, and a range of polystyrene boards. In the case of a wall without any openings, a vertical control joint is recommended every 8 linear meters.All Board edges should be supported by frame. SHERA Boards offer unique characteristics in simple to apply steps and ensure performance and sustainability. Due to its ease of use and flexibility it can be cut around light switches/sockets/radiator brackets and … The wall performance in terms of thermal insulation will be affected by the thickness of the insulation in the walls’ cavity as below: Architectural Preference & Structural Needs. Thermal Laminate Board is typically constructed by combining plasterboard with an insulating solid foam and paper facing. Using water, sand, cement and natural cellulose fibres, combined with SHERA’s unique autoclave treatment during the curing process results in a very strong and durable Fibre Cement composite material which is extremely light weight for its strength! The Right Course of Treatment for Damp Skirting Boards. If we insulate with ‘vapour-closed’ materials (such as foil-faced insulation foam) we risk trapping moisture inside the wall which could lead to damp, mould and damage to the building. This is most often caused by condensation. Cut the strips with scissors, making sure that they are slightly longer than necessary. If you do suffer a loss, resulting from anything I’ve written, a verbal heartfelt apology will be your only compensation. If local availability of profiles does not allow that, we recommend using a back to back double stud every 1200mm at the connection of boards. login. The board should have a vertical joint at the side of the cavity (as picture) and unlike other weak low density sheathing materials. This method may not work if you live in an extremely humid area. INFOLINE: Mon - Fri 8:00 - 16:00 . On door openings or any other cavity you do need a double stud (see picture), regardless of the flange width, which will offer a hidden control joint. No responsibility will be accepted by the author for any losses anyone may suffer as a result of any mistake or for the consequence of any action you take as a result of reading this blog. Thermal Insulation Board Our carefully selected thermal insulation board products provide optimal heat retention at highly competitive prices. The traditional damp wall treatment was to cover up with wooden paneling, but this tends to become damp over time and rot. KV600 offers very worthwhile energy savings, well in excess of the 15% standard Thermal Liner provides on typical solid brick external walls. The walls’ structural design in terms of spacing and profiles used will determine the walls’ resistance to wind pressure. A 100mm or 200mm exterior wall can be the choice for any framing solution. HOW TO INSTALL USING DRYLINER The dryliner method should be used when upgrading an existing solid wall or to create a cavity. These systems which continuously monitor key performance criteria, along with a strict selective raw material policy ensures a consistently high quality DPM. Insulating interior walls that are damp or uneven If the wall is uneven or incurably damp then you need an air gap between the insulation and the wall: first attach floor and ceiling studs, leaving a small gap behind, then fit vertical studs between them plus a few horizontals to combat bending verticals and slumping insulation. Insulation Boards Wickes board Insulation is easy to cut, handle and can be used on floors and walls. In some instances, you can dot and dab with insulation boards. A gap of 3-5 mm should be maintained between board joints for filling with SHERA PU joints sealant. However, you should always solve the cause of damp first. The following table is a general guide but the advice of the projects’ engineer is needed since various conditions as specific local requirements, building height, architectural design and other surrounding environment will define the requirements. Copyright © 2010 Preservation Expert. Tide marks indicating rising damp on an internal wall. Boards are installed portrait to have a vertical joint every 1200mm max. SHERA Wall solutions can be combined with any final appearance application. We recommend the thickness of the steel studs to be at least 0.7mm thick and have a flange of at least 50mm to allow proper board fixing. If the existing wall is vapour-open you should always use vapour-open insulation materials, plasters and paints. The Exterior Shell is the most important factor of protection to ensure that the various parts of the building, foundation, frame, Interior Assets remain intact from the weather conditions. It's lightweight, easy to cut, handle and install. 3. Having decided the thickness of the wall and the profiles to be used (steel or timber), there are a few points that require your attention for the best possible performance. It is highly likely that damp will travel through the dabs and the problem will persist. In the case of a wall without any openings, a vertical control joint is recommended every 8 linear meters. By comparison, a 35mm Thermal Board has a typical thermal resistance of ‘R’ 0.85 m2k/w. 2 GTEC Nailable plugs need to be installed 300mm from the top of the board and 25mm from each edge, penetrating 25mm into the masonry wall. Unlike other insulation products, Eurothane GP will not degrade or deteriorate due to moisture and therefore maintains its thermal performance. Thermal imaging training for the damp surveying experts | Thermographic Consultancy Ltd, http://www.preservationexpert.co.uk/thermal-imaging-for-damp-diagnosis/.