Gilsulate International Incorporated

Gilsulate International Incorporated
PO Box 802650
Santa Clarita, CA 91380-2650
United States
Work: (800) 833-3881
Fax: (661) 799-3882

Gilsulate(R) 500XR is a patented thermal insulation and corrosion protection system engineered to provide direct buried district heating and cooling systems an economical, thermally efficient, dry, stable environment to perform in. For new installations or repairs, temperatures between 35 F and 800 F. Ships in 24 hours. Call 800-833-3881, email or visit

Distribution Systems; Energy Conservation & Efficiency


  • Distribution Systems & Services
  • Energy Conservation & Efficiency