The Calibre Corp

• Screwed Female Ends to IS 554 / BS 21 / ISO 7.
• Piston operated, hence more reliable than conventional diaphragm type PRV.
• Compact size, easy to Install.
• Diaphragm-less, Piston Type.
• Demands low maintenance and virtually noiseless.
• Provided with Premium Quality Nitrile Rubber ‘O’Rings.
• Facility provided to install a pressure gauge of 1/4″ BSP size to gauge the critically relevant outlet pressure.
• Designed to suit every application requiring accurate pressure ratings.
• All ‘O’ rings are of superior food grade material, hence ensuring absolute zero health hazard.

NOTE : At maximum inlet pressure 25 bar, the minimum outlet pressure will be 5.5 bar.

• Design Standard IS 14846 PN 1.6.
• Bolted Bonnet, Inside Screw, Non-Rising Stem.
• Rigid and Sturdy design.
• Handwheel Operated.
• Flange Ends as per IS 1538.

• Design Standard BSEN 12288 (BS 5154).
• Screwed Female Ends to IS 554 / BS 21 / ISO 7.
• Screwed in Bonnet, Inside Screw, Non-Rising Stem, Integral Seat.
• Designed sheet metal handwheel for a firm grip and convenient operation.
• Premium Quality PTFE Gland Packing.

• Screwed Female Ends to IS 554 / BS 21 / ISO 7.
• Single Piece Design, Integral Seat.
• Meant for Vertical Lines Only.
• Permits flow in one direction and shuts automatically if the flow reverses.
• Spring Loaded and ‘O’ Ring Type.
• Also available with metal to metal seating.