This Toupret Humi-Block Waterproof Masonry Filler acts as a breathable barrier against dampness on interior and exterior surfaces and is used for levelling. The filler can be applied onto damp, porous, raw and untreated masonry substrates. It has an off-white colour and comes in a 6kg bag.

Key Features

• Allows substrates to breathe as the filler is water-vapour permeable
• Suitable to use on concrete, cement, stone, masonry and bricks
• Blocks water penetration on exterior surfaces
• Perfect for use in garages and basements
• Easy to apply using a brush or towel
• Can be painted over
• Dries a white colour
• Helps control damp

Technical Information

• Coverage at 1mm Thickness: 1500g/m² / 1.5kg covers 1m²
• Mixing Rate: 220ml of water per 1kg of Humi-Block powder
• Application Thickness: 0.2-1cm
• Working Time: 3-4 Hours
• Adhesion: >0.8Mpa
• Colour: White
• Quantity: 6kg

Application Instructions

• Do not apply the filler at temperatures below 5°C or above 35°C or at a relative humidity higher than 80%
• The mixed product must stand for 15 minutes and be remixed before application
• Substrates must be stripped down to the masonry before the filler is applied

Approvals

• BS EN 16566:2014
• EN 16-566

Guarantee

• 6-month manufacturer's guarantee from the date of purchase when the product is in its original packaging and stored away from humidity