1 K-Assembly PU Foam Spray 750 ml is a moisture curing polyurethane foam. It is supplied with new ICFS safe propellant mixture. The cured foam is resistant against all weather conditions, aging steam, too hot or too cold, many chemicals, rats and pests. Giving perfect insulation against heat and sound. Adhere to almost all building materials such as concrete, masonry, plaster, timber, cement, marble, stone, hard pvc, metal etc. Usage: 1. Seals and insulates wood, plastic, metal door and window frame. 2. Insulates electrical outlets, hot and cold water pipes, fills and insulates large cracks, holes, joints & openings etc. 3. Fills crack on floor and walls. Fills interconnection spaces in the roof, corrugated steel and roof tiles. Application: Shake the can 20-30 times. Screw the adapter nozzle firmly on to the valve up to the end, but do not over tighten. Before applying foam surface must be clean from grease and dust. Hold the can with valve facing downwards, foam extrusion can be controlled accurately by varying the pressure by tilting the adapter. To have even curing the surface must be damp.