DSI’s Westbury® Aluminum Railing Recognized by Builder Magazine Study as The Industry’s Highest Quality Product
Digger Specialties Inc. (DSI) manufactures a variety of building products highlighted by its Westbury® brand of aluminum railing. DSI was founded in 1983 and has focused on the development of innovative building products. Today, the Westbury® Aluminum Railing brand is the North American industry leader in the aluminum railing product category.