Thompson's Emergency Roof Mastic (Black) 750ml (36082)
Thompson's Emergency Roof Mastic (Black) 750ml (36082)
- Can be applied in wet weather
- Dries immediately
- Deliver a watertight seal
Emergency Roof Repair Mastic is ideal for repairing large holes or gaps in flat roofs. It fills and bridges gaps leaving a watertight repair, even in heavy rain or under ponding water.
- Suitable for use on: All types of roofing including felt, asphalt, slate & tiles
- Drying Time: Immediately
- Coverage: 0.17sq. meter / litre
- Colours: Black
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Preparation- If it's raining: Brush away any ponded water from the area of repair.
If it's dry: Get rid of any dust or dirt with a stiff bristle brush. Repair any structural faults, if needed.Application: Use a trowel or pallet knife to work the mastic into the repair.
For small cracks & holes: Pack the repair with a thick layer of the mastic. Make sure you cover the whole area plus about 10cm around it.
For larger cracks & voids: Use a scrim bandage to reinforce the repair. Put a thick layer of the mastic over the repair and then embed the bandage into the coating. Complete the repair by covering the whole area, plus about 25cm around it.Clean up: Clean all your equipment with white spirit.