Michael T.
4/10/2025
David helped us with our Title 24 CF3R forms, dealing with DBI is never a small task, and together we were able to get them the adequate information. He was very responsive and communicative...
HERS by Hastings
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(4)
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San Jose, CA 95112
Specialties
I'm Dave Hastings, owner and operator of HERS by Hastings. A certified, licensed, and insured duct leakage test company serving Santa Clara County and surrounding areas and involved in the HVAC field for 20 years.
Reviews
5.04 reviewsAzeem N.
3/30/2025
Great communication and easy to work with. Got things done nice and quick. An excellent contractor.
Venkatesh V.
4/4/2022
David Hastings was great to work with. He is very responsive and takes time to answer all questions you have. He is also very flexible and is able to work around customer needs. I have found very...
Laina M.
10/6/2019
We are very happy with the services provided by David Hastings. He was kind, courteous, quick and affordable. Sunnyvale Construction will be using his services from now on!
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