GPK Products

GPK will rise to your challenge of engineering and fabricating PVC fittings to your specific needs when the configuration demands it.

GPK Products Inc. has, since 1972, built our reputation of superior customer service through engineering and product excellence. We have developed over 4100 molded and fabricated fittings, cataloged in sizes through 54" for nearly every field application.

The Company

America's number one producer of PVC fittings.


GPK offers a variety of Online resources to help you get the information you're looking for quickly. You can download products list, pricing list, submital sheets, pipe OD's and or quickly search for any GPK products by number, name, or use. 

Current News

February 2015 Price Increase
Due to market conditions GPK Products, Inc. will implement a 15% list price (current list price x 1.15) on the PVC Fittings and Drainage Products catalogs on February 2nd, 2015. We are also...
Drainage Products Announcement
GPK Products is pleased to announce additions to our Drainage Product line. Our Drainage Product line will now include custom made Drain Basins to fit corrugated HDPE, Inline Drains, and Riser...