"THE #1 SELLING BRAND OF HOME BACKUP GENERATORS.
Generac automatic home backup generators are permanently installed. Automatically deliver power during an outage. Can back up your entire home if you choose. And are the preferred brand of homeowners who invest in home backup power."
You can find pricing and installation at www.harbinair.com.
Also, you can find more information about this specific model at http://www.generac.com/all-products/generators