It has a copper water coil and non-coated air coil heat exchanger for durability
This flow thru element is suitable for a range of hot tubs and spas
Hygroscopic cellulose discs in the valve for optimum air purging
Compatible Models: RKMAA042
making them ideal for complex installations
Goodman - 4.0 Ton Cooling - 100k BTU/Hr Heating - Heat Pump + Furnace System - 14.3 SEER2 - 80% AFUE - Downflow voomi_id_141501 It has a copper waterGoodman 4. 0 Ton Cooling 100k BTU Hr Heating Heat Pump + Furnace System 14. 3 SEER2 80% AFUE Downflow Bundle Includes Qty 1: GSZB404810 and Qty 1: GC9S801005CX and Qty 1: CAPT4961C4 Which is: Goodman GSZB4 Split Heat Pump 14. 3 SEER2 & HSPF, Single Stage, 4 Ton, and a Goodman 80% AFUE GC9S80 Gas Furnace Multi Speed ECM, Single Stage, Downflow Horizontal, 100000 Btu BTUH H, and a CAPT Cased Aluminum Evaporator Coil, Upflow Downflow, 4 5 Ton, 21 in