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Key Benefits: OEM Precision: Direct replacement for Marley 5018-0004-103
Durable Industrial Build: Features a high-integrity design capable of withstanding the high-cycle demands of commercial HVACR applications
the GP-18900 prevents bypass leakage and maintains the strict combustion tolerances required for condensing boiler operations
Enhanced Durability: Industrial-grade insulation resists moisture and heat within the appliance jacket
OEM Integrity: Maintains original design specifications
Resideo TK30PV100SNK Combo Trim Kit 321894-706 Key Benefits: OEM Precision: DirectThe Resideo TK30PV100SNK Combo Trim Kit provides a comprehensive solution for managing thermal expansion and air elimination in closed loop hydronic heating systems. Centered around a 4. 4 gallon extrol expansion tank, this kit maintains stable system pressure by absorbing the increased volume of heated water, preventing frequent activation of the pressure relief valve. The inclusion of the PV100S Provents air eliminator is critical for removing micro