Gorilla Pro Gaps Interior Gap Filler 300ml White SKU: 370551 MODEL: 01403 Error. try again later You've successfully joined the club $ 5 .19 each Available on orders $50 to $1500. More info × Mitre 10 Variants Almost odour free, this interior gap filler forms an elastic waterproof skin after full cure. Touch dry after 20 minutes. Excellent adhesion to porous substrates. Fills gaps between window frames and concrete or brickwork. Features and benefits High solids flexible gap and crack filler. Paintable formula. Touch dry after 20 minutes. Resealable nozzle. Does not stain.