Since 1972, Colonial Engineering, Inc. has manufactured and marketed thermoplastic pipe fittings, valves and piping components to wholesalers in the industrial PVF, process piping, water treatment, pool/spa, commercial plumbing and irrigation markets.

Colonial has answered the need for reliable flow control for over 25 years. Their offering includes corrosion resistant ball valves, check valves, butterfly valves, Y-line strainers and unions. Actuated ball valves and butterfly valves are also offered.

Colonial entered the Custom Injection Molding business in 1985, building on the expertise gained from molding proprietary products in the valve and pipe fitting market.

In addition to injection molding, they perform secondary CNC machining operations, sub-assembly, and decorating.

Colonial meets the injection molding requirements of OEMs in a great variety of industries:

• ISO 9001:2008 registered quality system

• 26 molding machines ranging from 65 - 2,000 tons.