Bituminous membranes are perfect for waterproofing roofs, basements, below-ground structures, bridges and other structures. Liquid Waterproofing Systems have many advantages over traditional types of waterproofing products i.e sheet, roll on and torch on - particularly within the refurbishment sector. Liquid Roof Membranes do not require heat, flames or torches for application and satisfies all OH&S requirements. The end of the propane torch head should be positioned between 15 cm and 30 cm from the surfaces. ® torch-on 4 mm membrane manufacturing processes uses polymer modified bitumen reinforced with a composite reinforcement. Method Statement for Application of Waterproofing Membrane After placing down base and felt layers, the roofing professionals pour liquid asphalt onto the roof and use a mop to spread it out. Should the substrate be poor or porous, priming of the substrate would be required. ARK Waterproofing | Cape Town, Durban North and Ballito It's completely waterproof and durable, meaning you can expect it to protect your roof long into the future. Application of the Bitumen Waterproofing Membrane. The function of the impermeable barrier is to prevent water penetrations. JK Waterproofing solutions apply torch-on waterproofing membranes are suitable for use on decks, flat surfaces of your home, roof, balcony and even underground spaces. Here are some benefits of this wonderful and fairly new technology: Seamless. This is a sheet membrane made up of rubber and bituminous material. The application for the roll on bitumen waterproofing membrane could be self-adhesive type or torch on method. The first and base layer is a 4mm thick SBS polymer Suitable for full water immersion and sub-soil applications. Application of the SP Derbigum Torch-on Waterproofing System. Torch applied membranes are most commonly used type of membranes in . The following table outlines most of the acceptable alternatives for a range of common situations encountered. This technical solution allows laying without the use of flame. Coves or fillets are to be installed at all internal angles. Torch-on membrane waterproofing is a type of building waterproofing solution composed of bitumen and a variety of modified polymers. After all the roof slabs were cleaned it . The heat fuses layers together and overcomes some of the shortcomings of self-adhering membranes by providing complete coverage of . Both types of roofing systems have similar lifespans, though hot mopped systems are slightly less puncture and UV ray resistant. The system is a 2 layer waterproofing system based on torch applied technology. Torch-on is known for being a stronger, sturdier membrane and is generated to keep surfaces safe from damp and water. Waterproofing failure can have a drastic impact on the safety and value of a building. By using a product like HydroSeal HF, torch-on applications can be maintained and updated with a seamless seal throughout the entire surface. The abe. Waterproofing is one of the most problematic issues when it comes to the building industry in Australia. ROOFING SERVICES. Fast Application. Bituminous torch on membrane works in such a way that a membrane is applied as a layer on a surface. Torch-on or sometimes referred to as torch-down roofing is a combination of two ingredients (modified asphalt and resin). Torch-on waterproofing is a bitumen-based waterproofing system used for flat, smooth surfaces. The method statement for waterproofing is the work procedures and means of controlling specific health and safety risks involved in installing the waterproofing system composed of keyed pre-formed sheet waterproofing applied below the base slabs and sides of the base slab for concrete structures like tunnels, car parks and other structures followed by the application of liquid polymer spray . Dilute Sikalastic®-560 with 10% water and apply as primer. One layer Derbigum SP4 waterproofing membrane, with 75mm side laps and 100mm end laps, sealed to primed surface to falls and crossfalls by 'torch-fusion' finished withone coat of acrylic primer followed by two coats acrylic paint. These include torch applied membranes, self-adhesive membranes and membranes that are applied using a liquid adhesive. one is the torch seal and the other is a self-adhesive waterproofing membrane. membrane using roller. It consists of multiple modified bitumen membranes, applied with a propane torch. 12.1 - Application of liquid-applied application. Step6: Coat the roof with UV protective silver coating to protect new waterproofing. LRB (Liquid Rubber Base) is a self-leveling fluid rubber indoor/outdoor waterproofing membrane that will cure as tough as a truck tire, remain permanently flexible, can be applied at any thickness!It is a pourable liquid rubber waterproofing membrane which will cure throughout its entire volume at ANY THICKNESS in 4 hours or less . Contact our new Ballito waterproofing contractor branch, also see Cape Town waterproofing contractor and Durban North contractor for waterproofing. Torch on waterproofing system only needs to be maintained every 3 years, MINIMUM. Use your foot to push the melting roll towards the end of the roof. WATERTITE T4000 is a simplified yet highly efficient waterproofing tanking system designed for such structures. One kind of torch on waterproofing technique involves the use of a heated torch to melt the layer onto the surface. Coatings, these membranes are made from styrene-butadiene-styrene modified bitumen and require the use of a torch to melt the backing and soften the bitumen. This layer now becomes a waterproof material that is ideal for both commercial and residential use. Re-applying the waterproofing. With years of experience & a formidable knowledge of waterproofing solutions, Bitumproof SA offers professional consultations & free quotations on all residential, commercial & industrial properties. Check the bitumen often as you unroll it. About the product: this system is applied by means of torch-on fusion gas weld application method. For horizontal waterproofing membrane application. ® proof liquid membrane over. Check all the edges of joints properly to ensure proper adhesion of end laps of membrane, air gaps is not acceptable. Despite this procedure, the torch on membrane waterproofing method is still considered environmentally-friendly, making it an effective and reliable solution for waterproofing projects. Coves or fillets are to be installed at all internal angles. Our service is applied on flat and concrete roofs, and building foundations. Non-water soluble, non-biodegradable, non-carcinogenic and non-toxic. ARDEX Torch Applied waterproofing membranes can be used in a wide variety of combinations to suit the requirements of a specific waterproofing application. Waterproofing needs to be cost effective, efficient & work. When you apply the torch-on remember to overlap the ends by 75mm or more to ensure that the area is water tight. Ensure that the substrate is clean, dry and free of all contaminants and correctly prepared. MasterSeal - Waterproofing products, sealants, foams, membranes and air barriers How does MasterSeal work? membrane using roller. 12.1 - Application of liquid-applied application. Thanks to its waterproofing qualities, it is widely used in construction. But torch-down roofing isn't for everyone or every home. Liquid Coatings are SPRAY APPLIED over the existing surface. Waterproofing membrane installation shall be performed using cylinder fed propane gas torch, trowel to seal the seams of the membrane and knife for cutting. TREMproof Torch 3000 is a 3mm thick, APP modified bituminous torch applied waterproofing membrane base sheet. Move the torch slowly back and forth along the roll to heat it evenly. http://civilengineersite.com : Torch applied sheet waterproofing membrane on base of APP- modified bitumen, reinforced with Polyester non woven fabric, with . Torch on 4mm bitumen Thermoflex using heat applied by flame for flat slabs, balcony's and flat roofs. The under surface comprises a heat sensitive polymer film which melts at the correct temperature during application. The surface must be sound, primed and completely . Apply the Waterproofing; After applying primer now, you can directly apply the waterproofing. This application is done using a heated torch, which then melts the layer of membrane. This system is maintained by applying silver aluminum coat of paint to protect the product from the UV rays. The waterproofing agent exits the gun and is applied as a liquid form, but dries into a pliable, blocked membrane that water just cannot enter through. Blow holes and voids should be fully exposed then repaired. The application of ARDEX torch applied membranes should be carried out by an Approved Installer of ARDEX waterproofing membranes. The torch-on is applied in overlapping sheets that create a waterproof barrier. The product is composed of Trevira ® Spunbound polyester fabric sandwiched between two layers of APP modified bitumen. Flat roofs tend to be susceptible to leaks and therefore need to be waterproofed and well-maintained to avoid this weakness; Torch on roof coatings are resistant to leaks. Particularly in concrete waterproofing, . Liquid-applied membranes are seamless, semi-flexible, easy to apply, detail, maintain and repair. This ensures a good quality membrane that has high elongation and stability across the defined temperature range. Nov 9, 2021 - WATER PROOFING We are providing services & applications of these Products for Waterproofing: • LW Elastomeric & LW Thoroseal Coating System • LW Elastomeric & LW Thoroseal With Fusin Sheet • Hot & Cold Bitumen Coating • Hot & Cold Bitumen Coating with Canvas Cloth • Hot & Cold Bitumen Coating with Jute Felt • Torch Applied Bituminous Membrane And many others company . Good heat resistance. Another option is torch on membrane. After a few years, the torch-on waterproofing overlaps and drain ends begin to crack and separate exposing the slab/substrate. Else waterproofing can be de-bonding. A typical application of liquid applied roof membranes consists five main steps, which should all be treated with utmost importance, following the product manufacturer instructions. All dust and loose, friable material must be removed. In the market, roll on bitumen waterproofing membrane is more widely used. waterproofing protection and barrier system to prevent the ingress of water into the structure. Apply a heat reflectant Silvakote Lastly we will have to ensure that the sun doesn't damage the torch-on waterproofing membrane. It is joint free and care must be taken during application to ensure the correct thickness as it can tear or break if it's too thin. STORAGE AND HANDLING However careful supervision and control during application is needed, particularly in ensuring proper curing of concrete, consistent thickness and uniform Fig. It is also ideal directly onto a substrate for an easier waterproofing application than torch-on. Dampproofing and Waterproofing for Foundation Walls . This is a clear sign that the waterproof coating is beginning to wear out and needs to be refreshed. As the name suggests, torch on membrane requires heat to be applied to the material to hold it on the roof. Step6: Coat the roof with UV protective silver coating to protect new waterproofing. Cost to include laying and torching the prefabricated overlap at ends. 2.00 Waterproofing: A System Approach In order to understand the applications of waterproofing it is necessary to have knowledge of the principles of waterproofing below ground structures. Torch-On Waterproofing Systems. The lower limit for some products is 40F. At gaps the sheets should be lifted and heated with the torch and resealed again. These steps are: cleaning, priming, treatment of details, main coating application, and inspection. However careful supervision and control during application is needed, particularly in ensuring proper curing of concrete, consistent thickness and uniform Fig. APPLY PRESSURE BY ROLLER: Pressure is applied at overlap and field of membrane to ensure maximum adhesion. The building surfaces are made water-resistant and sometimes waterproof. Regular checks and timely remedial waterproofing, however, can help you stop small leaks and issues turning into major problems. When it was time to redo and waterproof the roof slabs of a residential building in Pretoria, ECO Roofing's Waterproofing contractor was called in to get the job done! Types of Torch-On Membrane When you apply the primer, make sure each and every part should be covered. It is important to consider waterproofing buildings because it builds an impenetrable barrier over foundations, roofs, and walls against water. Bitumen, also known as asphalt, is a sticky, black and highly viscous liquid or semi-solid form of petroleum. Torch-On Systems. Check Joints between Waterproofing Sheets Ensure perfect joint between two sheets is the most crucial part. As mentioned earlier, torch on membrane is mostly suitable for concrete rooftops and balconies - areas that are likely to pool water. Reading time: 1 minute Waterproofing is the formation of an impervious barrier over surfaces of foundations, roofs, walls, and other structural members. Step5: Burn a new 4mm dual reinforced torch-on waterproofing membrane over the roof with the waterproofing lapping up the side of walls or on top of parapet walls. Cost to include necessary protection to Please consult with your local ARDEX representative to select the most The membrane is a bituminous material than can be lapped/connected by heating. The utilization of liquid waterproofing membrane, cementitious materials, polyurethane . Here are some of the common waterproofing materials used in building constructions. Basically, torch on membrane waterproofing is a modern technique that involves a membrane, consisting of bitumen that is modified with an asphalt, being heated and therefore activated to cover whatever shape, material and size area. Basic rules 12 PRIMER COAT APPLICATION 12 PRIMERS 13 FOUNDATION WATERPROOFING MEMBRANES WATERPROOFING OF CONVENTIONAL FOUNDATIONS 4.1.1. If you have chosen the liquid membranes, apply them to two coats as perpendicular. Installation shall be strictly in accordance with the Manufacturer's recommendations. High puncture resistance. Use protective devices required by law. This Torch-on system is fitted by qualified SA Waterproofing personal, who apply the torch-on system by a heat fusion technique. We have seen numerous failures due to the charastics of sheet & torch-on membranes: - joins and seams are areas of potential water ingress. Steps to waterproof a roof. All Types of Waterproofing including Torch On, Liquid Rubber, Polyurethane, Cementitious etc. Environment-Friendly: Hire JK Waterproofing Solutions company to provide torch-on waterproofing at reasonable prices and benefit from its long-lasting effects. Step5: Burn a new 4mm dual reinforced torch-on waterproofing membrane over the roof with the waterproofing lapping up the side of walls or on top of parapet walls. The only way to do proper waterproofing on your concrete roof is to apply torch on waterproofing. Torch-on waterproofing is a highly effective and durable technique to protect your roof against water and damp. Check the waterproofing manufacturers literature for temperature limitations. Waterproofing membrane installation shall be performed using cylinder fed gas torch, trowel to seal the seams of the membrane and knife for cutting. There are several types of sheet applied waterproofing products primarily differentiated by how they adhere to the concrete surface. All materials used in conjunction with the ARDEX Torch Applied Membrane Systems must be approved by ARDEX. Waterproofing torch-on membrane. Waterproofing is the application of impermeable layers on the surfaces of foundations, walls, roofs, and other parts of the building which may be concrete, leather, fabric that provide a surface impermeable barrier is to prevent water penetrations. . A torch on system should be maintained by applying a silver aluminium coat of paint to protect the product from the UV rays and if this is done on a regular basis the product . Due to the durability, the market always prefers the torch applied method. Torch On Waterproofing Membrane for Basement Torch-on Membrane Installation: Unroll the membrane. Two layer of 3mm thick modified bituminous membrane (DERMABIT/BITUMAT/AWAZEL) shall be first layer loosely laid on Light weight concrete adhering . A waterproofing membrane that comes in the form of sheet rolls. The first course of action was to remove all previous waterproofing material and to prepare the roof slabs for Torch On application. Liquid Waterproofing is the ideal roof waterproof membrane. The MasterSeal portfolio of hand and spray-applied waterproofing products are formulated to stop water leakages and moisture ingression in a variety of new and existing structures.Our versatile, market leading and innovative technologies are suitable for waterproofing all types of . This membrane is made out of extremely sticky and viscous organic liquids, with bitumen as the key ingredient. The substrate onto which the torch-on membrane system to be laid must be sufficiently rigid, dense and dimensionally stable to support the membrane system, insulation, surface protection. The reinforcement provided shall be able to withstand the traffic flow density and after construction and shall carry a minimum guarantee period of 10 years. About the product: this system is applied by means of torch-on fusion gas weld application method. Torch-on membrane application requires the use of a heated torch to melt the layer onto the applied surface. Bitumproof SA waterproofing gives complete waterproofing systems to commercial, industrial and residential buildings in South Africa and Surrounding. Torch-on Methods of application: For the application of the membrane the use of heat is generally used by means of a gas torch or specific hot air machine. Substrates for installation of torch-on membraneSubstrate type are suitable for torch on membrane are new concrete, existing concrete or cementitious screed mortar. These two main base materials are melted together using a torch to form a thick layer. However, to ensure a perfect waterproofing in this case, it is necessary to apply a water based bituminous adhesive, which will favour the perfect adhesion between the two membranes, thus avoiding the risks caused by the different movements of the two membranes. Therefore, it is the ideal application for sealing box gutters and flower boxes. You can re-apply these methods as soon as you notice that the leather of your boots start to absorb water instead of repelling it. The torch seal . There is a statistic often quoted in the building industry. Ensure that all surfaces to receive the waterproofing application are in a dry, sound, smooth and even condition, free of voids and protrusions. Waterproofing to be installed by an Approved Derbigum Contractor under a ten year guarantee. Torch applied is a heavy-duty form of waterproofing, typical in retaining applications and blinder applications as it is a thick . HENRY FULLY INTEGRATED SYSTEMS 790-11 waterproofing membrane on split-slab construction Blueskin® WP200 waterproofing on foundation walls of new construction CAPITOL VISITORS CENTER Henry integrated waterproofing systems are the choice of . Apply the bitumen base emulsion primer on the surface. You're probably okay applying waterproofing on a cold day if you're working with a solvent-based material. End Laps in Waterproofing Membrane Sheets LIQUID RUBBER waterproofing products set instantly after application, which makes installation a breeze and allows their technicians to waterproof a roof up to 3 times faster than conventional sheet/torch-on systems. The membrane is then placed in the correct torching on position then re-rolled for about half of its length without changing its orientation. BITUPLUS P 4000 G. Excellent resistance to positive water. If you're trying to decide whether a torch down roof is right for you, continue reading. Types of Torch On Membrane Alternative to the disadvantages of Sheet, Torch-On & bitumen products. Substrate must be primed with bituminous coating at a minimum rate of mini 5 square meter per liter. 2.1.4 Torch and propane gas tank 10 SURFACES PREPARATION CONDITION OF SURFACES 3.1.1. Apply Bitumen Primer to concrete and screeded surfaces. TREMproof Torch 3000 is a heavy duty, high strength non-woven polyester mat, impregnated and coated with a tough APP polymer modified bitumen compound. Spray-on waterproofing, on the other hand, is a procedure by which a liquid waterproofing agent is applied to a surface. These include flat, concrete roofs and subterranean areas such as building foundations. Application of the SP Derbigum Torch-on Waterproofing System. Ensure that all surfaces to receive the waterproofing application are in a dry, sound, smooth and even condition, free of voids and protrusions. Jean-Pierre's waterproofing When applied to the surface of a structure, it prevents moisture and liquid from seeping through — which when ignored, can negatively impact the integrity of a building over time. LIQUID RUBBER BASE Waterproofing Membrane Product Description. As it is damp waterproofing action, it averts the danger of logging water through its water-resistant surface. The liquid applied polyurethane is applied cold which also takes away the risk of fire when using torch-on. It is an environmentally friendly and reliable method for various types of waterproofing works. Torch-on Membrane Waterproofing Torchon membranes are applied over the external surface of the concrete to protect them form penetration of water. torch application with overlap of 70 - 100 mm wherever required. Bituminous Membrane. Cementitious Waterproofing This method is the easiest because the materials are easily available from masonry product suppliers. Torch on waterproofing is made of a rubberized asphalt material that is . It is important to understand the difference between waterproofing which is a coating or membrane that prevents the free passage of all The three foot wide rolls are laid in position, and the roofer will begin to apply heat to the exposed portion of the roll and "kick" it a foot, then heat the next exposed portion of the roll and so on (see the cover). We apply the treatment with a blowtorch, heat-fusing it to the underlying surface. It is greater than 150 mils thick, possessing superior heat resistance, low temperature flexibility and excellent workability. Restoration & Installations of all types of Roofs including Asbestos (see Asbestos . But watch out if your material is water-based. Watch the bitumen carefully, since it needs to be unrolled as soon as it begins to bubble. Torch down roofing is a popular type of flat roof system. To do this you will have to use a product by ABE called Silvakote. Apply a 300mm wide strip of Sikafloor-400 N Elastic to the Stage 1 vertical concrete Terminate SikaProof Bentonite onto the Sikafloor-400 N Elastic 150mm Stage 2 150 mm Take the Sika Car Park Deck down 150mm onto the preapplied Sikafloor-400 N Elastic Stage 3 If you already have torch-on applied and need to re-waterproof it, you don't have to necessarily take the torch-on membrane off, the ideal choice would be to apply abe. Figure 02: Torch-on Membrane The application shall be done as per the product specifications. With torch applied membranes, the most common failures is the detailing of penetrations and the overlapping of edges, at AWS we ensure the area is primed and each detail is looked at prior to applying the membrane. Poor workmanship, including using the wrong product and applying the membrane incorrectly, is often behind waterproofing failure. Torch on membrane. Waterproofing and water ingress issues is 2.8% of total construction cost but accounts for 83% of building defect complaints. Apply Bitumen Primer to concrete and screeded surfaces. Easy maintenance. . HOW TO IDENTIFY THE ISSUE: Liquid-applied membranes are seamless, semi-flexible, easy to apply, detail, maintain and repair. In essence, a waterproofing membrane is applied to flat, smooth surfaces. MIGHTYPLATE MODIFIED BITUMEN SINGLE-PLY ROOFING MEMBRANE is a self-contained, complete roofing and waterproofing system in rolls. A liquid applied membrane is a waterproofing membrane with a high viscosity formulation designed for application on vertical or horizontal surfaces, external or internal and below or above ground projects . Proceed up the slope with further rolls. The asphalt then seals, creating a thick, waterproof and durable rooftop. Problem with Sheet & Torch-On Waterproof Coatings . 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