For more than 20 years GCP has been in the business of protective products for the building envelope to include high performance sealants, below and above grade waterproofing, firestopping, concrete repair and restoration, water repellents, drainage mats and life safety.

Our current line of products are based on experience and picked for the technology they offer our customers.  The brands we support are formulated to meet and exceed the performance standards owners, managers, architects and engineers expect.

GCP’s sales team consists of technically sound professionals who can provide product recommendations, on-site field condition assessments, product application testing and support, specification assistance and training.