508433-01Issue 2345Page 6 of 70
ACCESSORY LIST
Description Catalog Number
Natural to LP Kits
2-Stage 90 11K48
2-Stage 90 High Altitude (>7500') 11K47
Low Input (30K Btuh) 17H64
LP to Natural Kits
2-Stage - 90 (45K-110K Btuh) 77W10
Night Service Kits
Two Stage 10U95
Safety Night Service Kit 68W83
Twinning Kit
16W72 Constant Torque Gas Furnace Twinning Kit
For vent length and clearances to combustibles, please reference installation instructions.