General Insulation Co

About

General Insulation Co operates as a wholesale distributor serving Maryland with commercial and industrial insulation products and solutions. Based in Landover, the company stocks and fabricates thermal efficiency materials, moisture control products, and life safety supplies for construction-related markets. The distributor's product lines span mechanical insulation including mastics, adhesives, and jacketing; weatherization materials such as batts, boards, cellulose, and foam products; HVAC components like pipe, fittings, and connector systems; building envelope insulation for walls and roofing; marine insulation and related fasteners; and firestop products including duct wrap and sealants. Safety equipment—PPE, respirators, and negative air machines—rounds out the inventory. General Insulation also offers abatement supplies and fabricated products customized for mechanical, OEM, marine, acoustical, and transportation markets. Customer feedback highlights responsive service and reliable delivery. Reviewers note fast communication, on-time or early shipments, and knowledgeable sales staff. One long-term customer referenced over 39 years of partnership and praised the company's ability to meet urgent timelines without compromising quality. With a 4.3-star rating from customer reviews, General Insulation Co serves as a supply resource for contractors and businesses requiring insulation materials, building envelope products, and related construction supplies across Maryland.

Services