About Sulmac Water Diverters
Sulmac Inc. has been producing quality products and servicing our customers since 1947. Sulmac consists of two divisions today: Sulmac, Inc. and Deway Manufacturing.
Our headquarters are located in Holyoke, Massachusetts just 150 feet from where our roots started in 1947. We also have manufacturing facilities in Newburyport and Wilbraham, Massachusetts. We ship all over the U.S., Alaska, Hawaii, Puerto Rico, and Canada.
We have achieved global recognition for our products uniqueness, quality and service. At Sulmac we feel it is vital to service our customers with prompt and courteous attention, especially when you need our products in emergency situations.