PENOSIL
Premium RoofMastic roof and insulation mastic

VALUES

• Water-based, environmentally friendly.
• Suitable for different surfaces like bitumen, roll coverings, plywood, metal roofings, concrete etc.
• Excellent processing and smoothing.
• Can be tinted.
• Has crack-bridging capabilities and can be reinforced with a polyester woven fabric, like PENOSIL Premium AquaBrake Fabric.

USAGE INSTRUCTIONS

The surface to cover must be cleaned, removed frost boils from old ruberoid roofs. Stir the mastic before use.

Concrete surfaces must be primed with diluted mastic (1:5 with water). PENOSIL Premium RoofMastic is applied with a roll, brush or spray in two layers, with the second layer applied crosswise to the first layer. Each layer needs to dry 12-24 hours depending on the ambient conditions.

Reinforcing woven fabric PENOSIL Premium AquaBrake Fabric is placed right after application of the first mastic layer and is pressed with a paintbrush, brush or spatula against the fresh substrate, and covered with mastics.

TIPS

• Within 24 hours after covering, the air temperature should not fall below +5 °C or air humidity rise over 80%.
• Wash tools with water; remove stains from clothes immediately with detergent and water; wash the skin with water and soap, and apply a cream.

LIMITATIONS

• Not suitable for covering cavities where rainwater can collect.