Discover Granby Composites

Fiberglass Water Tank Manufacturer

Innovation driving reliability

Granby Composites designs and manufactures aboveground and underground fiberglass tanks with diameters of 6, 8, or 10 feet, capable of storing up to 157,000 liters (42,000 gallons). With unmatched durability and minimal maintenance, our tanks are a long-term investment you can trust for decades. We offer tailored solutions, including customizable tanks and pump stations that are lightweight, corrosion-resistant, and easy to install. Leveraging cutting-edge expertise and advanced manufacturing technologies, we meet the highest standards to fulfill our customers’ needs.

Granby Composites : your trusted partner for high-capacity storage tanks across North America

Trust our experts for the engineering, conception and fabrication of high-capacity storage tanks in North America. Granby Composites manufactures fiberglass tanks for a variety of uses, including fire protection tanks, wastewater tanks, septic tanks, drinking water tanks, rainwater tanks, and more.

Contact an Expert

Give us a call at 819 344-2525 or send us a message.