Northwest Sprayfoam Ltd. Insulation Services for Vancouver, BC. Northwest Sprayfoam Ltd. is your spray foam and fire rating expert in Vancouver, North Vancouver, West Vancouver, Burnaby, New Westminster, Richmond, Surrey, and Whistler. For more than 20 years we have been dedicated to serving our customers with excellence. We offer a wide range of services, including spray foam, spray fireproofing, thermal insulation and more. Spray foam applications will save you 46% on your home and office heating and cooling costs, and is an excellent and efficient way to provide insulation and protection to buildings. Whether your goal is to help improve the energy efficiency of your building or to protect against the threat of fire, we can help you get the job done right. Save money on your business or home energy expenses by replacing old insulation with new Spray Foam products.