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Atactic Polypropylene Membrane commonly called APP Membranes is a special waterproofing material that is manufactured from Bitumen reinforced with either fibre glass or polyster. It is the most commonly used waterproofing material on concrete roofs and low-slope roofs. It comes in rolls which are laid side by side with ovelaping & hot sealed using a butane flame torch.
APP membranes are used more often on smaller roofing areas because they flow more easily. SBS membranes can tolerate much lower temperatures, making them ideal for cold-weather areas. They also take less time to install and last longer.
Waterproofing membranes are used to protect structures against hydrostatic pressure. They keep the water outside the structure (in the case of a basement or tunnel) or inside the structure (in the case of a water tank or canal) by using a physical barrier.
If the right product is used & fixed properly, waterproofing membranes should last at least ten years. They can last longer also
The most common types of waterproofing are
Summer is the best season for waterproofing for terraces & all exterior areas. Cracks need to be fixed and gaps filled before embarking on the treatment plan. The hot and dry conditions allow the repair and renovation work to progress quickly.
While the price of APP membrane varies from one type to another but the average price of App Waterproofing Membranes in India is Rs 35 to 45/ Sqft.
Dolphin Enterprise is a trusted & reputed name in the field of waterproofing. Dolphin Enterprise is authorised partner of Asian Paints, IWL (I) Ltd & Tikidan for its waterproofing membranes & anti corrosion wrappings Coatings. Dolphin Enterprise has an inhouse trained team for flawless application of waterproofing work & have handled & executed very complex sites with ease.