We also installed roof jacks (to hold up the solar array) and then a new composite shingle roof. Finally, in July, we put in a whole-house cooling fan and whole-house heat-recirculating system (as ...

the Bluetti EP900 Home Battery Backup is CNET's pick for the best solar battery, overtaking the Tesla Powerwall. The EP900 system earned high marks for its power, warranty, modular design and ...