GSSN LLC

GSSN LLC Veteran-Owned HVAC company proudly serving the Northern Shenandoah Valley. Small Enough to Care.**

Honest service, expert installations, quality repairs, and maintenance backed by our Low Price Guarantee. **Large Enough to Trust. GSSN Heating & Cooling provides HVAC services, home ventilation services, air-conditioning services, and financing services, and free estimates to the Winchester, VA area.

08/31/2026

Picking an HVAC company on price alone usually costs more in the long run.

What actually matters is who picks up the phone two years later when something needs attention. We're big enough to handle it and small enough that you're not a ticket number.

Give us a call and we'll take care of you

08/28/2026

Repair it one more time or finally replace it. We get this call all August.

Honest answer is there is no single rule. Age, repair history, refrigerant type, what it costs you to run it. Sometimes a repair buys you five more good years and we will tell you that.

Give us a call and we will help you figure out which one you are actually looking at

08/24/2026

Your thermostat says 72 and the house still feels like a swamp.

That is a humidity problem, not a temperature problem, and nine times out of ten it traces back to how the system was designed. We design for comfort, not just the number on the wall.

Give us a call and we will tell you what is actually going on in your house

08/21/2026

Sometimes the cheapest repair is the most expensive decision you'll make all year.

If yours is getting up there and you're doing that math every summer, that's usually your answer right there.

Give us a call

08/17/2026

Almost nothing breaks without warning. It just breaks without anybody looking.

Your system runs nearly every day of the year, and the small stuff is what quietly turns into the expensive stuff.

Give us a call and we'll get you on the schedule

08/13/2026

Two systems can look identical on paper and perform nothing alike once they're in your house.

The difference is who put it in.

Give us a call and we'll show you what we mean

08/12/2026

🎟️ WE’RE BUYING YOUR TICKETS! 🔥

We’re proud to support Upward Sports and the Ultimate Backyard Bundle Giveaway!

From now through August 29th, for every $100 you spend with GSSN, we’ll purchase ONE giveaway ticket for you.

Need a repair? That counts. ✅
Maintenance? That counts. ✅
Replacing your HVAC system? Yep — that counts too. ✅

Spend $500 = 5 tickets
Spend $1,000 = 10 tickets
Spend $5,000 = 50 tickets 👀

Already taken care of on the HVAC side but still want a chance to win? You can purchase tickets directly and support Upward Sports here:

🎟️ BUY TICKETS:
https://www.purplepass.com/events/380306-the-ultimate-backyard-bundle-giveaway-jun-23rd-2026

Watch the video to see what’s included in the Ultimate Backyard Bundle! 👇

At GSSN, Community Driven isn't just something we put on our trucks. It's something we want to live by.

📞 540-514-7615

🇺🇸 Veteran Owned. Community Driven.

******erVA

08/10/2026

If your AC is running all day and the house still isn't cooling, that's not normal for August.

Waiting it out is how a repair turns into a replacement.

Call us and we'll come take a look

08/06/2026

Do actually agree with this one - We have dealt Trane, Frigidaire, Goodman, Carrier, Bryant and Rheem equipment in the past.

Nothing has compared to our experience as a Daikin dealer.

Shout out to Daikin Comfort for keeping it cool ❄️❄️

Built on hard work. Driven by quality. Backed by our word.At GSSN Heating & Cooling, we don't just install HVAC systems—...
08/06/2026

Built on hard work. Driven by quality. Backed by our word.

At GSSN Heating & Cooling, we don't just install HVAC systems—we build lasting comfort for the families and businesses we serve.

Veteran Owned. Locally Trusted. Proudly serving the Shenandoah Valley since 2009.

🇺🇸❄️🔥

Address

130 Windy Hill Ln, W5-3
Winchester, VA
22602

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