Key Features
Product Description
Double Wall Sight Glass, Material of Construction Polypropylene, Size 3 In., FNPT Connection, Temp. Range 32 to 180 Degrees F, Acrylic/Pyrex Sight Material, 3-3/8 In. Sight Length, 8-3/8 In. Overall Length, Viton Seals, Stainless Steel Bolt Material PVC and Polypropylene Sight Flow IndicatorsSight material resists clouding, cracking, and discoloration. 360 viewing area. Design has no corners to collect debris. Viton seals, stainless steel bolts. Single Wall models have acrylic sight material that shields against impacts. Double Wall and Wafer Style models have sight material with Pyrex inner walls for max. corrosion resistance. All models indicate the presence or clarity of liquids in a piping system, or liquid level in a tank.Max. pressure: 140 psi PVC, 150 psi polypropylene Temp. range: 32 to 140 F PVC, 32 to 180 F polypropylene