Each of these diaphragm sheets is manufactured with a high-quality compound designed for long service. Each is reinforced with high quality, square-woven duck to provide balanced structural strength over the entire area of the diaphragm. Recommended for control valves, regulators and pumps, they also make excellent weather strip materials.

Style #3205 is a 7.5 oz./sq. yd. (254 g/sq. m), polyester fabric with neoprene covers. Good oil resistance. One ply of fabric per 1/16" (1.6 mm) thickness.

• ASTM D2000-BC-714

Style #3206 is a 14 oz./sq. yd. (254 g/sq. m), cotton duck fabric with neoprene covers. Good oil resistance. One ply of fabric per 1/16" (1.6 mm) thickness.

• ASTM D2000-BC-714

Style #3210 is a 14.0 oz./sq. yd. (480 g/sq. m), strong nylon duck fabric with neoprene covers. Good oil resistance. One ply of fabric 1/16" (1.6 mm) through 3/16" (4.8 mm) thicknesses. Two plies of fabric in 1/4" (6.4 mm) thickness.

• ASTM D2000-BC-714