Addon Heat Source Larger Pump Kit for better boiler efficiency

This addon heat source pump is for higher flow, and better efficiency when you really need it. You will get more performance and BTUs out of your larger boilers from Lochinvar and State, COMBI or Non-COMBI, this kit will fit your needs. Recommended for these models: StateCOMBI: SCB-110S-P, SCB-110S-N, SCB-150S-P, SCB-150S-N, SCB-199S-P, SCB-199S-N LochinvarFiretube Boiler: NKB110-N, NKB110-L, NKC110-N, NKC110-L, NKB150-N, NKB150-L, NKC150-N, NKC150-L, NKB199-N, NKB199-L, NKC199-N, NKC199-L