Durashield 840

Data Sheet

Finish

Flexible seamless waterproof membrane finish

Sizes

5 Litre 20 Litre

Coverage 

0.6m² per litre per coat Three coat application recommended Final dry film thickness approx. 800–1000 microns

Colours

Black White Blue Clear version available

Durashield 840 is a premium single-pack polyurethane waterproofing coating designed for permanent water immersion applications such as fish ponds, drinking water tanks, dams and decorative water features. Once cured, it forms a seamless flexible membrane that is non-toxic, odourless and safe for potable water and aquatic environments.

Easy to apply and highly durable, Durashield 840 delivers excellent adhesion, long service life and strong waterproofing performance across concrete, brick, fibre cement, metal and fibreglass substrates. It is a trusted solution where safe water containment and reliable waterproofing are essential.

Advantages

<p>• Premium polyurethane waterproof coating<br /> • Single-pack ready-to-use system<br /> • No mixing required<br /> • Safe for drinking water storage after cure<br /> • Safe for fish ponds and aquatic use after cure<br /> • Suitable for permanent water immersion<br /> • Non-toxic when cured<br /> • Odourless when cured<br /> • Creates seamless waterproof membrane<br /> • Flexible coating system<br /> • Excellent adhesion to prepared surfaces<br /> • Durable and long-lasting protection<br /> • Suitable for water tanks and troughs<br /> • Suitable for farm dams and reservoirs<br /> • Suitable for aquariums and ponds<br /> • Suitable for planters and pots<br /> • Suitable for decorative water features<br /> • Clear version preserves natural stone appearance<br /> • Can be overcoated with polyurethane coatings<br /> • Good abrasion resistance<br /> • Excellent weather resistance<br /> • High flexibility up to 500% elongation<br /> • Wide service temperature range -44°C to 120°C<br /> • Easy cleaning with xylene before cure</p>