Tetrion Hard As Rock Filler 330g Super tough formula for all exterior filling jobs Key Features: Touch dry in 2 hours No dosing or mixing required Accepts screws & bolts Suitable for use with plaster, stone, concrete, masonry and wood. Product details Tetrion "Hard as Rock" Masonry Repair Filler. Super tough formula for all exterior filling jobs. Touch dry in 2 hours Accepts screws & bolts Will not shrink or crack Tetrion Hard as Rock Filler is for multi-surface exterior application for all outdoor repair jobs. Suitable for use with plaster, stone, concrete, masonry and wood. Tetrion Hard as Rock Filler is: Designed for Exterior jobs Ready mixed Tube Format for convenience and quick repair jobs No dosing or mixing required Smooth, water-based paste Minimal sag High strength polymer re-enforced Over-Paintable Fills up to 10mm depth in one application Directions for use: Ensure surfaces are dry and free of loose material. Work tube well between fingers. Squeeze filler directly into the gap and tool flush with a wet tool. For deeper gaps (>10mm) apply in layers allowing the filler to dry between layers. Sand smooth when dry (surface dry in 4-6 hours). Can be overpainted once fully dry and cured (approx. 24 hours). Over paint with an oil based paint when used externally. Prime with a suitable sealer when over painting with a water-based paint. After Use Replace cap to ensure filler stays in good condition. Store away from frost. Advice Do not use Tetrion Hard as Rock Filler in wet or damp conditions or on surfaces regularly under water. Do not sandwich between layers of paint and/or sealants. About Tetrion