Hayward ED2 | Millivolt Heat Exchanger Assembly - HAXHXA1153 CL220EF So you get the heating

So you get the heating during the day (the solar part of the equation) and you get the thermal protection at night (the blanket part of the equation)

Pentair Item Code: 522038Z

Genuine Hayward Replacement Weir Assembly w/ Bumper Pad

Raypak Replacement Pilot LP Gas

Hayward ED2 | Millivolt Heat Exchanger Assembly - HAXHXA1153 CL220EF So you get the heatingProduct Description Hayward ED2 and Millivolt (Standing Pilot) Heater Replacement Heat Exchanger Assembly. Hayward Item Code: HAXHXA1153 Features Genuine Hayward ED2 and Millivolt (Standing Pilot) Replacement HEX. Compatible with ALL Hayward ED2 Heaters: H150ED2C, and H150PED2C. Compatible with ALL Hayward Millivolt (Standing Pilot) Heaters: H1501C, and H150P1C.