Yellow Jacket® Gas Pressure Test Hose, For Use With: 78055, 78060 Gas Pressure Test Kits

• Easier to use than a manometer, this compact kit helps you accurately set manifold pressure for natural or LP gas
• Sensitive diaphragm gauge calibrated in ines of water column and ounces per square in
• Improved lamination strength of diaphragm (bellows) to brass plate withstands higher over pressure
• Tube nipple for easy connection to system manifold
• The unique single bellows on brass plate design replaces the double bellows for a stronger seal that resists greater over-pressure