902877 | 5/8" Pres Diff Valve ORD4-20 | Sporlan Controls Air Volume_110/130/150CFM Advanced features include: - Intuitive Product Type_Safety Silver #56 3 OZ 5 80 CI IB 38-203-01

902877 5 8" Pres Diff Valve ORD4 20 Sporlan Controls Air Volume_110 130 150CFM Advanced features include: Intuitive Product Type_Safety Silver #56 3 OZ 5 80 CI IB 38 203 01 Advanced features include: Intuitive backlit LCD digital display with touch pad for ease of programming Memory storage of system history for troubleshooting assistance Energy savings through circulator off delay Freeze resistance for added durability 2N1 self checking sensor with low water cut off This universal boiler control streamlines inventory through its versatile design and offers cold start compatibility ensuring secure and leak free installation