Diamond Fiberglass, Inc.

Diamond Fiberglass is proudly celebrating over 35 years of providing quality, custom engineered Fiberglass Reinforced Plastic (FRP) tanks and vessels. Thanks to everyone who has made this possible. When ordering a Diamond vessel, customers are receiving the best in Fiberglass Reinforced Plastic (FRP) fabrications, a commitment to responsive service and the highest value for the money. Diamond is an ASME RTP-1 Certified Fabricator and it’s comprehensive quality assurance program was developed in-house and is continuously improved to meet or exceed industry standards for fabrication and testing for FRP vessels. Fabrications are verified a minimum of three times by production personnel in addition to audit and final release inspections by our Quality Assurance supervisor.