The WDR-53 and SSWDR-53 models have been added to the company's family of discharge gates. They can be installed horizontally so that air circulates vertically from top to bottom, or vertically for horizontal flow. The WDR-53 has a galvanized steel frame with aluminum blades, while the SSWDR-53 is built with blades and frames in 304 stainless steel. Both are offered with an optional upper frame extension. They are calibrated for speeds of up to 2000 feet/min and pressures of up to 2 inches of water in diameters2 from 4 to 24 inches.Request FREE information about this product.
