Spouwmuurvervuiling is important to consult with a professional insulation specialist to determine which type of cavity wall insulation is best for your home and situation. I do not recommend this company, they are not serious the program was not respected they came 2 hours later night.... nuttige site has not been completed completely I was recommended a cheap water foam... Contact Us Den Haag Spouwmuurisolatie Email: [email protected] Phone: +31705690877 Riviervismarkt 5 Den Haag, Zuid Holland, NL 2513 AM Verification can help ensure real people are writing the reviews you read on Trustpilot. Houtvezel use dedicated people and clever technology to safeguard our platform.