© 2009
Colonial Engineering

Thermoplastic Valves and components for industrial process piping, water treatment, pool/spa, commercial plumbing, and irrigation markets.

Thermoplastic Valves

A complete line of thermoplastic valves, designed and engineered for easy operation and trouble-free service in the harshest environments.

New Replacement Cartridges

New Butterfly Valve Flange Contractor Kit

Includes PVC Butterfly Valve, Two Lasco PVC Van-stone Flanges, and Bolt kit. All packed in one heavy-duty corrugated carton for delivery to jobsite.

Eliminate Water Hammer with
Slo-Close Valves

Patented thermoplastic gear driven operating nut rotates 360° to achieve a 90° turn of the ball. The result is slow closure and the elimination of water hammer, while maintaining the positive shut- off and reliable service of a ball valve.

Y-Line Strainers and Foot Valves

Y-Line strainers are used for filtering particles that could cause damage to pumps and other process equipment.

Unions

High pressure capacity makes this a robust piping solution for commercial, industrial, agricultural and irrigation applications.