3-inch Aluminum Swing Check Valves by Knappco

Features & Benefits

• Heavy-duty construction with lightweight aluminum
• High air flow ensures less pressure drop and faster unloading rates
• Spherical design creates less turbulence in the air stream and provides smoother air flow, reduced heat buildup and less wear and tear on the blower
• Molded silicone poppet seals withstand temperatures to 450 degrees F
• Valve cap bolts are easily removed via bolt through-holes, which allow servicing without destroying the casing
• Poppet and top lift out as single unit, allowing easy access to serviceable parts and making field maintenance possible Optional seal tabs ensure load integrity
• Embossed casting area provides an area to personalize each valve