For sealing of dilatation joints from 17 up to 100mm. The builtup roofing committee of the asphalt roofing manufacturers association congratulates nrca for the preparation and publication of this handbook of accepted roofing know. Dampproofing is a waterresistant coating designed to shed water and resist soil moisture. Materials used for damp proofing construction updates. Damp proofing is intended to keep out soil moisture, while waterproofing keeps out both moisture or water vapor and liquid water. Introduction to waterproofing free download as powerpoint presentation. Various kerdi waterproofing accessories are available. Damp proofing is a process that involves using a mixture traditionally tar or unmodified asphalt as a coating on the exterior side of a structure and has one main purpose.
Use, maintenance and inspection of waterproof roofing systems polymermodified distilled bitumen membranes. And they all outperform mere dampproofing to bring you the peaceofmind that comes with a guaranteed dry basement. What is foundation waterproofing versus dampproofing. Jan 10, 2018 it is also usually applied more thickly, typically up to 40 mils, which is about four times the thickness of damp proofing compounds. All waterproofing items listed under the fosroc category.
Its the default for any poured concrete wall below grade. Payment at the contract price for the above tender item shall be full compensation for all labour, quipmente, and material to do the work. Flashings shall be installed according to the manufacturers published standard details and shall be submitted to. These are defined in bs 8102 as type a barrier system, type b structurally integral system and type c drained system. There is a subtle difference between damp proofing and waterproofing. An innovative preapplied waterproofing membrane was developed to adhere fully to the structural concrete. Extentof waterproofing ability, and durability of that solution are not well.
By comparison, damp proofing only controls water vapor from soil moisture. All work shall be performed by a contractor licensed to do roofingwaterproofing and who shall demonstrate a clear understanding of the method of application. Sentinel forms a tough, durable membrane which bridges shrinkage cracks and maintains its superior performance properties when exposed to the chemicals found in soil. Waterproofing membranes can, and unfortunately often are, damaged after installation. Solutions for every construction project gcp applied. Negligent construction practices are the main cause of damage to newly installed membranes waterproofing membranes need to be protected. Use, maintenance and inspection of waterproof roofing systems. In damp proofing there used different materials including stones, the flexible materials like hot bitumen, plastic sheets, bituminous felts, sheets of lead, copper, etc. For waterproofing latest advanced technologies are being used worldwide. Waterproofing isnt pretty, and since its going to get buried anyway, its easy to skimp and go for damp proofing instead, painting on that old black stuff that comes in a bucket. The purchaser of the products must test the products for suitability for the intended application and purpose before proceeding with a full application of the products. The nrca roofing and waterproofing manualfifth edition. Whether you choose watchdog waterproofing or the complete protection of tuff.
However, protecting foundations footing connected by lintels is very difficult and expensive. Important note fosroc products are guaranteed against defective materials and manufacture and are sold subject to its standard terms and conditions of sale, copies of which may be obtained on request. The differences between waterproofing and damp proofing. Similarly in case of a dampproofing, there is no pressure. Basement waterproofing of new structures excerpts from dr. Furnishing of all labour, materials, services and equipment necessary for the supply and installation of waterproofing systems as described in the boq to concrete. Each of our waterproofing products incorporates the proven principals of performance for reliable moisture protection. Super crystallized waterproofing mortar it is a single component cementbased super crystalline waterproofing product. Selfadhering sheet waterproofing membranes provide a simple peelandstick application.
An important design feature of this fosroc membrane was to develop the system using a smart cell matrix, which mechanically bonds to fresh concrete. Following are some waterproofing compounds maybe use for internal damp proofing. Dampproofing is a treatment of the surface or a structure to. Theyre two terms that are often used interchangeably, but have two. Information explaining the difference between when to waterproof and when to. Every house is different, and depending on the unique situation of a homeowner, a1 indiana waterproofing of indianapolis will utilize various methods and waterproofing systems to remedy wet basement repair. There are three main methods of providing protection against ground water for residential basements. A similar problem occurs where ground settlement takes. It is designed and recommended for use as the membrane component in an exterior wall dampproofing system. Foreword this handbook of accepted roofing knowledge is designed to provide designers, specifiers, owners, consul.
The nrca roofing and waterproofing manualfifth edition abrasion resistance. This would give the benefit of assured waterproofing integrity, even if settlement occurred. Dampproofing and waterproofing brochures sika canada inc. Damp proofing means preventing walls from acting like a sponge and drawing water up from the ground. Waterproofing details design under constrained conditions. Methods of damp proofing house construction civiconcepts. Terraco has been a leader of ecofriendly waterproo. Their application is influenced by the ground conditions and proposed. Remmers provides waterproofing systems and products that are preventative and retrospective, horizontally and vertically applied, suitable for all different exposures from simple moisture and damp penetration, to water infiltration and. Waterproofing with selfadhered membranes what is waterproofing. Selfadhering sheet waterproofing carlisle coatings and. Whilst fosroc endeavours to ensure that any advice, recommendation, specification or. Periodic waterproofing membrane inspection and cleaning 14.
May 20, 2012 waterproofing vs dampproofing often the terms waterproofing and dampproofing are incorrectly interchanged. The presence of liquid water against a waterproofing layer is called a hydrostatic. Dampproofing versus waterproofing your foundation basement waterproofing if you walk in mist or fog and your clothing becomes wet, you feel a sensation of dampness on your skin unless of course you are wearing a waterresistant garment. Lets take a quick look at what waterproofing and damp proofing are and how theyre different. Typically the damp proofing coating cured thickness is less than 10 mils thick. Terraces and roof slabs shall be treated with polymer modified. Difference between damp proofing and water proofing. Cgsb 37 gp 9ma, primer, asphalt, unfilled, for asphalt roofing, damp proofing and waterproofing. Compounds made from chalk, talc, fullers earth, which may fill the voids of concrete under the mechanical action. Part of the extensive precon products building and construction supplier catalogue. And of course a damaged membrane is compromised in its capacity to perform as an effective long term water barrier.
Waterproofing challenge you are part of a team of engineers who have been given the challenge to develop a new process for waterproofing clothing. It provides insulation deeply by way of applying to concrete surfaces from both negative and positive sides. In this method of damp proofing, some waterproofing compounds are added to the concrete mix, so that it becomes impermeable. Fixit healthy construction booklet construct your ideas, 2012, pp 912 1. Nrca roofing and waterproofing manual pdf the nrca waterproofing manual by national roofing contractors association on. When controlling the moisture within your home, it is wise to understand the differences between damp proofing and water proofing, in order to decide which is more cost effective and appropriate for your home. After the waterproofing membrane is applied to the foundation, protect it from damage during backfilling with pb4 waterproofing protection board. We provide expert technical services, including training and support, during every phase of construction. Dampproofing versus waterproofing your foundation nusite. Greenguard pb4 waterproofing protection board kingspan usa. But on sites with slowdraining soils or high water tables, or where site drainage is unreliable, a waterproofing system designed to resist water under hydrostatic pressure will be needed. What is waterproofing and how is it different than damp proofing. Waterproofing membrane ridging buckling effects 12.
Waterproofing is keeping all water from crossing a material, including soil moisture, water vapor, and liquid water that is under hydrostatic pressure. Nrca roofing norton notch filter pdf anthology notes on excel 2007 pdf of drama shorter ed pdf and waterproofing. Perform waterproofing work in accordance with nrca ml104, the nrca roofing and waterproofing. Rdgn033 the use of waterproofing membranes on concrete bridge decks page 1 of 8. National roofing contractors association 8600 bryn mawr avenue chicago, illinois 60631 3126930700 january 1983 revised januaty 1985. Waterproofing details design under constrained conditions samuel vesely, b. Basf reserves the right to make any changes according to technological progress or further developments. Waterproofing vs dampproofing often the terms waterproofing and dampproofing are incorrectly interchanged. This durable extruded polystyrene xps board has the compressive strength and impact resistance to withstand even the toughest load pressures. What is waterproofing and how is it different than damp.
Waterproofing and painting waterproofing of walls flexcoat highly elastic acrylic waterproofing paint suitable for outdoor and indoor applications, on old and new surfaces, on all kinds of building materials like exposed concrete, plaster, bricks, asbestos cement, gypsum boards etc available colors. Introduction to waterproofing concrete building materials. Their application is influenced by the ground conditions. This standard provides useful information on drawing up and implementing a routine maintenance plan for continuous roofing produced using flexible waterproofing membranes. Roofing belowgrade waterproofing abovegrade waterproofing damp proofing flashing diversion building envelope roofing that. Joint profiles and sealing compound for expansion joints. By sealing the concrete with a waterproofing substance, youre providing additional protection to the structure. Waterproofing systems and upgrate solutions for fresh. When controlling the moisture within your home, it is wise to understand the differences between damp proofing and water proofing, in order to decide which is more cost effective and appropriate for your home damp proofing is done with a tar based mixture, designed to help discourage water from adhering to, or penetrating, the materials surface. Waterproofing is one of the most important parameters considered in the construction of building and structures to. Basement waterproofing indianapolis a1 indiana waterproofing. Noexterior water proofing or capillary break signsof water staining and efflorescence. Selfadhering sheet waterproofing membranes provide a simple peel and stick application. Recent development of highquality membranes and spray.
My teaching for the 1st year students for the basic understanding. Our library of technical drawings can be downloaded in cad and pdf via our website, and we. Waterproofing membrane repair andor alteration work 12 12. Essential to all our solutions is the blue360 sm total business advantage. Waterproofing is the treatment of a surface to prevent the passage of liquid li id water i th presence of h d t ti pressure. Waterproofing is a system or product that effectively prevents liquid water from passing through it. Basement waterproofing is a blanket term that describes a wide range of processes and techniques to fix leaky or wet basements. Nonguaranteed waterproofing today is a guaranteed problem for tomorrow diasen is a company that for more than 20 years has been creating and developing a wide range of innovative products and systems to waterproof every kind of surface.
Microsoft word 12052106 custom building products redgard draft. Always in constant consultation with our customers, we will develop a tailored waterproofing. Do you know the difference between damp proofing and waterproofing. Waterproofing systems and upgrate solutions for fresh and waste water structures. But compared with a reroofing project, a belowgrade or interior waterproofing rehabilitation can be far more disruptiveand expensive. These membranes are idea for use in belowgrade walls and foundations, decks and balconies, beneath shower pans, beneath thick set mortar, beneath kitchens, beneath toilet facilities, beneath mechanical rooms and in splitslab constructions. The four bridges are the west kowloon expressway viaduct, the kap shui mun bridge, the ma wan viaduct and the ting kau bridge. If you live in a damp climate that tends to have problems with basement. Damp proofing or a dampproof in construction is a type of moisture control applied to building. However, reference to the text books and practical exercise slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Sika damp proofing slurry is a one part polymer mod ified cement based waterproof. There is a distinct difference between dampproofing and waterproofing.
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