GSSN Heating & Cooling

Save up to 60% on Heating Bills

Claim up to $2000 tax credit (Ends 12/31)

Enjoy Perfect Temperature Every Corner

Save up to 60% on Heating Bills

237+ Reviews

ENERGY SAVINGS CONSULTATION

$189 FREE

Only for frederick county

See how much a heat pump could save you. Get a personalized savings estimate and lock in rebates before they expire.

Reserve your spot now:

Fill out the form to secure your spot now. We'll text you to book a time that works best for you

Up to 60% lower heating bills

WHISPER-QUIET FOR BETTER SLEEP

all repairs covered for up to 12 yrs

What's Included

Guarantees

Rescheduling & Cancellation

Customer Reviews

“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden
“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden
“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden
“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden

“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden
“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden
“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden
“Angel & Nick were extremely helpful & prompt. Weren’t trying to sell me anything, were sincerely only interested in fixing my problem according to my needs.” Read on Google
Billy Edwards
“Very pleasant experience! They are very knowledgeable and professional. During my appointment they walked me through all code problems and educated me on everything they found. I would definitely recommend!” Read on Google
Brian Bushey
“AC shut down so I put in a request with AHS. Sean showed up on time and fixed the issue quickly. Thankful for the quick fix and information he provided me. Hopefully I can prevent this issue in the future.” Read on Google
Joe McFadden

Why GSSN's In-Home Consultation?

FAQs

How does GSSN design the "perfect match?"

Why is it $0 instead of $189?

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Certified by the best in our industry

Why Frederick County Trusts GSSN with Their Homes

A veteran, family-owned business since 2009, we’ve earned the trust of our neighbors in the county — not through fancy marketing, but by treating every home like it’s our own.

A veteran, family-owned business since 2009, we’ve earned the trust of our neighbors in the county.