National Paints Polydex Waterproofing, 18L Used for Roofs, Terraces & Wet Areas - White

Fepy typically offers a standard return policy for unopened or unused items; check the product page or your order details for the exact terms and the return window.

Yes. Use in well-ventilated areas, wear gloves and eye protection, and follow the Safety Data Sheet for handling, storage, and disposal. The low-odor formulation helps reduce exposure during application.

Coverage varies by surface porosity and coat thickness; refer to the product label for coverage per liter and total area. The coating offers long-term durability and ease of repair, contributing to overall value over time.

Compared to other acrylic or silicone waterproofing options, Polydex offers strong adhesion to concrete, UV resistance, and low odor. For direct comparisons, see these alternatives on Fepy and their pages: Acrylic Waterproofing Emulsion (https://fepy.com/product/acrylic-waterproofing-emulsion), Silicone Waterproof Sealer (https://fepy.com/product/silicone-waterproof-sealer), Bituminous Waterproofing Membrane (https://fepy.com/product/bituminous-waterproofing-membrane).

Yes, it features a low-odor formulation, making it more suitable for occupied spaces. Always ensure proper ventilation during application and cure, and wear appropriate PPE as advised.

Allow the first coat to dry before applying a second coat. Curing times depend on temperature and humidity; higher temperatures and good ventilation help. Check the product label for exact recoat intervals.

Prepare the surface by cleaning and repairing cracks. Stir thoroughly, apply evenly with a brush, roller, or sprayer in a thin coat, allow to dry, then apply a second coat if needed. Follow manufacturer guidance for coverage rates and dry times, and ensure adequate ventilation due to the low-odor formulation.

Use on roofs, balconies, decks, walkways, and other exterior or interior surfaces that require waterproofing. It’s also positioned for durability in challenging environments such as bridge and tunnel waterproofing projects.

Key specs include: acrylic copolymer emulsion base, excellent adhesion to concrete, low odor, flexible coating, long-term adhesion, interior/exterior suitability, UV resistance, available in multiple colors, and easy repair.

It is an acrylic copolymer emulsion-based waterproofing product that dries to a white finish and is breathable, mould-resistant, and UV-resistant.

It adheres well to concrete and other common substrates and is suitable for roofs, balconies, decks, walkways, and other resurfacing and waterproofing applications.

National Polydex Waterproofing is an acrylic copolymer emulsion–based coating designed to waterproof surfaces and protect them from moisture, mold, mildew, and UV damage. It provides low-odor application, flexibility, and long-term adhesion to concrete and other substrates, suitable for interior and exterior use.

The product comes in an 18L drum and weighs approximately 24.2 kg.

While specific drying times are not mentioned in the data provided, similar products typically become touch-dry within hours and fully cure within several days under normal conditions.