GA3750A Fireplace Blower Kit for Astria, Comfort Flame, Comfort Glow, Desa, FMI. The GA3750 is the non-thermostatic blower model in the GA series of fan kits for Astria, Comfort Flame, Comfort Glow, Desa, FMI and Vanguard gas fireplaces and stoves. Assembled and tested in the USA, the kit features our…