What does it mean a home energy efficiency? Everybody has basic needs as to take a shower, to eat, to use a light, to warm up his living space in the winter, or getting in fresh in the summer. When we cook, we use the gas or electricity; we use water heater lightning, we use...
Definition: Spray foam is a chemical product created by two materials, isocyanate and polyol resin, which react when mixed with each other and expand up to 30-60 times its liquid volume after it is sprayed in place. This expansion produces a high thermal insulating value with virtually no air infiltration. Building applications: Closed cell spray...