HVAC Finish to seal wall penetrations and improve system efficiency. Airex Manufacturing Inc. provides innovative insulation protection and sealing solutions designed to prevent air leakage, moisture intrusion, and energy loss in HVAC installations. Our products help contractors, engineers, and distributors meet strict energy codes while reducing labor time and callbacks. Trusted nationwide, Airex delivers performance, reliability, and compliance for residential, commercial, and industrial projects. Discover smarter HVAC sealing solutions at www.airexmfg.com.