One component polyurethane foam is used preferably for insulation and installation in the construction sector. Applications can be filling cavities, break-through, cracks and gaps, sounds and heat insulation, bounding, fixing, mounting, etc. For example, installation of window and door, gap between wall and air conditioner, filling and sealing of gap between wall and thermal insulation material of cold storage. The foam has strong adhesive, good steady and will adhere to material such as metal, plastic, wood, concrete, masonry.