More Installer Bids = Lower Home Solar Cost
Electrek green energy brief: More quotes means better solar pricing...
John Fitzgerald Weaver, April 17, 2017 (Electrek)
“Big installers charge more, some people are ok with that, the solution is to get multiple quotes…[according to] Using Residential Solar PV Quote Data to Analyze the Relationship between Installer Pricing and Firm Size…Large installer quotes are $0.33/W (about 10%) higher, on average, than non-large installer quotes offered to the same customer…The difference falls to $0.21/W after controlling for systematic differences between large and nonlarge installer quotes…[$0.21/W of the install price is significant] for installs that cost between $2.75-4.50…[It] is a 4-7% difference in pricing. The report suggests that some people simply want to buy from larger, more well-known name brands – and that they will simply pay more. Others within the research group would have benefited from connecting with local installers…[Using online solar shopping tools] was shown to lower costs $.30/W – for an average system that’s $2,000 that could be put toward a battery system…” click here for more