PRM Vacuum Gauge 0 to -10 inHg / 0 to -140"WC, 2.5 Inch Stainless Steel Case, Brass Internals 1/4 Inch NPT Bottom Mount, Liquid Filled prmdetect The additive package will not

The additive package will not volatize under thermal stress

Wafer Check Valves are ready for immediate shipment for all Landfill Gas and Remediation applications

71 square inches (20% less surface area contact)

304 STAINLESS STEEL DIAPHRAGM PROTECTOR

Size: 1/4 Inch NPT

PRM Vacuum Gauge 0 to -10 inHg / 0 to -140"WC, 2.5 Inch Stainless Steel Case, Brass Internals 1/4 Inch NPT Bottom Mount, Liquid Filled prmdetect The additive package will not2. 5" VACUUM GAUGE; 10 0 inHg; 140 0 WC; 1 4" NPT BOTTOM CONNECTION; SS CASE & INTERNALS, BRASS FITTING; LIQUID FILLED RANGE: 0 to 140 INCHES OF WATER COLUMN 0 to 10 INCHES OF MERCURY DIAL SIZE: 2. 5 INCH CONNECTION TYPE: 1 4 INCH NPT MALE BRASS CONNECTION LOCATION: BOTTOM BODY MATERIAL: STAINLESS STEEL INTERNALS: STAINLESS STEEL LIQUID FILLED WITH GLYCERIN TO DAMPEN THE EFFECTS OF VIBRATION AND EXTEND THE LIFE OF THE GAUGE USEFUL FOR AIR AND WATER