Insulation Wholesalers Inc. has been a driving force in the Southern California market for over 35 years. The friendly and knowledgeable sales staff work overtime to meet their customer's needs including everything from product knowledge seminars to running a small order to a construction site. With over forty manufacturers represented by Insulation Wholesalers Inc., we are able to consult and supply products for soundproofing, thermal resistance, fire rating , moisture prevention, ventilation, fencing and decking. Through exceptional service, Insulation Wholesalers has remained the top supplier of insulation products to independent retail outlets in Southern California.