Berger Roof Compound
Berger Roof Compound is a highly flexible water-proofing emulsion coating which is ideally suited for preventing and stopping leaks on concrete, aluminium or galvanized zinc roofs and around nail heads. It has excellent weatherproof properties. It stretches and moves with temperature changes, especially over seams. It dries to a flexible, skin-tight seal against the weather. Berger Roof Compound inhibits rust and water forming an elastomeric watertight sheet like layer on the substrate, Berger Roof Compound is made with green raw materials forming a low VOC and low odor environmentally friendly product.

Berger Roof Compound is a highly flexible water-proofing emulsion coating which is ideally suited for preventing and stopping leaks on concrete, aluminium or galvanized zinc roofs and around nail heads. It has excellent weatherproof properties. It stretches and moves with temperature changes, especially over seams. It dries to a flexible, skin-tight seal against the weather. Berger Roof Compound inhibits rust and water forming an elastomeric watertight sheet like layer on the substrate, Berger Roof Compound is made with green raw materials forming a low VOC and low odor environmentally friendly product.
SURFACE PREPARATION
*Wide cracks should be filled using a mixture containing 1 part Roofing Compound and 2 to 3 parts Building sand (150 mesh).
*The first coat is roller applied in one direction after thinning as required to improve penetration and adhesion.
*Active, wide cracks, which have already been filled should be reinforced by laying a polyester gauze (mesh) over the crack, after applying the first coat.
*The gauge (mesh) is then saturated with about 5% thinned Roofing compound (1/2 pint water to 1 gallon Roofing compound) and allowed to dry over night.
*The second coat is applied as supplied without thinning after 24 hours drying.
*The coating is applied in one direction, but at right angle to the direction of the first coats application.
Additional information
Size |
1 Gallon
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Colour |
Ash Grey, Green, Tile Red
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DESIGN USE |
AREAS OF USE: Exterior
SUBSTRATE: Concrete, aluminium, or zinc (galvanized iron), nail heads on metal roofs
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PHYSICAL DATA |
FINISH: Smooth
COVERAGE: 40 sq. ft per gallon
DRYING TIME: Touch dry – 3 hours; To recoat – 24 hours
GLOSS LEVEL: Low Sheen
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PRODUCT PROPERTIES |
• Superior durability
• Easy clean up with water
• Superior waterproofing properties
• Low odour and low VOC
• Superior resistant to ultraviolet rays
• Excellent flexibility
• Excellent sealant for sunstrate inperfections
• Excellent mold, fungal and alga resistance
• Applies directly to ferrous metal, non-ferrous metal and concrete surfaces
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APPLICATION DATA |
Use rollers, Squeegee, airless-spray or brush, as describe under surface preparation
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