DRY FIX® UNI Instruction video - Repair Care International Long Processing Time 1 Hour Dry Fix - Choice Roofing Limited Dry Flex 4 Universal wood stabiliser for all DRY FLEX® repair products. Ensures maximum adhesion between any DRY FLEX® repair product and the substrate Repair Care DRY FIX UNI Universal wood stabiliser for all DRY FLEX® repair products. Clay Or Concrete Plain Dry Fix Soaker Left Hand from Marley | Swansea Ensures maximum adhesion between any DRY FLEX® repair product and the substrate Repairs with any DRY FLEX® can be completed up to 24 hours after application of DRY FIX® UNI Low viscosity an solvent free to penetrate quickly and deeply into the wood Easy to apply with a brush Extra long processing time of 1 hour Simple and clean dosing and sealing Also applicable to materials other than wood, such as masonry, plaster, concrete.