Hawk Environmental is a locally and independently owned speciality contractor based in the Pacific Northwest. We pride ourselves in providing unbiased investigative testing that helps identify environmental hazards, keep buildings or businesses up to code, and keep workers or inhabitants safe. The information we provide our clients is always
Specialties: Blower Door Test Specialist. BPI Certified third party test to comply with Building Code R402.4.1.2 Marathon to South Broward including Islamorada. Licensed and Insured. New construction is our specialty. Most orders completed within 24 hours. Professional and Experienced, Experienced, licensed and insured.Thatโs a subject for another day. g. Every 10 points on the blower door is about 1 square inch of air leak. So a 1400 cfm50 blower door number is about 1 square foot of air leakage across the whole home. Thatโs not that much to chase, so every little bit counts. (1400/10 = 140 square inches/144 square inches/square foot = 1 square foot)