IGS installation on the Holden residence
Used for Solar DHW
2 titanpowerplus flat plates were hooked to the existing 80 gal Vaughn tank to create dhw. The 2 collectors are flush mounted on his active solar roof facing due south at latitude.
natural gas savings 278.9 m^3 / 99.53 therm
CO2 emmissions avoided 1300.24 lbs
dhw solar fraction: 63.9%
fractional nrj savings 64.6%