Installed triangle tube instinct combi boiler, all new components required by boiler installation, exhaust and fresh air piped outside in 3†pvc pipe, installed condensate pump, ran heating pipes from boiler up to attic hydro coils, added antifreeze in the system and insulated heating pipes in attic. EVAPORATOR COILS 2 ton M:CHPF2430B6CB S:2102701465 3 ton M:chpf36426cb S:2102031440 Mitsubishi M:szz-kp18na S:17n11575