Caleffi AutoFill Combination Fill Valve and Backflow Preventer, 1/2 in Nominal, Sweat x FNPT, 175 psi Working, 30 to 60 psi Setting, 15 psi Factory Setting, 150 deg F, 9-1/8 in L

• PA 66 GF 30 cover for filling valve
• Stainless steel filter, PSU check valve, brass check valve stem, EPDM diaphragm for backflow preventer
• 0.474 mm Dia filter screen mesh
• Suitable fluid-water
• 0-60 psi pressure gauge scale
• +/- 2 psi indicator accuracy

• Full Engineering Drawing https://assets.unilogcorp.com/267/ITEM/DOC/Caleffi_573009A_Full_Engineering_Drawing.pdf
• Instruction/Installation Manual https://assets.unilogcorp.com/267/ITEM/DOC/Caleffi_573009A_Instruction_Installation_Manual.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/Caleffi_573009A_Specification_Sheet.pdf