Serving Chehalis & Surrounding Areas

Your Home's Comfort In Trusted Hands?

When your heating fails on a winter morning or your AC quits in July, you need more than a quick fix — you need a team that shows up on time, tells you the truth, and gets it right the first time.

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15+
Years Experience
100%
Satisfaction
24/7
Emergency
What We Do

Complete Home Comfort Solutions

From emergency repairs to full system installations, we keep your home comfortable year-round with honest, dependable service.

Heating Systems

Furnaces, heat pumps, and boilers — from diagnostic to installation. We keep your home warm when it matters most.

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Air Conditioning

Central AC installation, repair, and maintenance. Stay cool through every Pacific Northwest summer with a system that works right.

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Emergency Repairs

HVAC breakdowns don't wait for business hours. We respond fast to urgent calls so your home gets back to normal quickly.

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Home Comfort Audits

Not sure what your home needs? We assess your system, identify inefficiencies, and recommend practical solutions — no upselling.

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Preventive Maintenance

Regular tune-ups catch small problems before they become expensive emergencies. Extend your system's life and lower your bills.

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Ductwork & Air Quality

Leaky ducts waste money and compromise indoor air. We seal, insulate, and optimize your duct system for cleaner, more efficient airflow.

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Why Twin County Mechanical

We Treat Your Home Like It's Ours

In a town like Chehalis, word of mouth is everything. We've built our reputation one satisfied homeowner at a time — by showing up on time, being honest about what your system actually needs, and leaving your home cleaner than we found it.

Upfront Pricing — No Surprises

You'll know the cost before we start. No hidden fees, no surprise add-ons when we're already in your walls.

Locally Owned & Operated

We're right here in Chehalis. Your neighbors trust us, and we take that seriously.

Certified & Insured Technicians

Every technician on our team is trained, certified, and background-checked. Your home is in good hands.

Clean & Respectful Service

We wear shoe covers, lay down drop cloths, and clean up after every job. Your home stays as tidy as when we arrived.

Professional HVAC technician performing home service in Chehalis
Licensed & Insured
Full coverage for your peace of mind
Testimonials

What Our Neighbors Say

We let our work speak for itself — but don't just take our word for it.

"Our furnace quit in the middle of January. Twin County Mechanical came out the same day and had us back up and running before dinner. Honest, fast, and fairly priced — exactly what you want in an emergency."

M.R.
M. Rodriguez
Chehalis, WA

"I've used Twin County Mechanical for both my home and my rental properties. They're always punctual, explain things clearly, and never try to sell me something I don't need. That's rare to find."

S.T.
S. Thompson
Chehalis, WA

"They installed a new heat pump in our 1960s home and made the whole process stress-free. From the quote to the final walkthrough, everything was professional and transparent. Highly recommend."

J.P.
J. Patterson
Chehalis, WA

Ready to Stop Worrying About Your HVAC?

Whether it's a repair, a replacement, or just a question — give us a call. We'll answer honestly and get you scheduled fast.

(360) 880-4328 Send Us an Email
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Let's Talk About Your Home

Have a question, need a quote, or want to schedule a service? Reach out however works best for you — we respond quickly.

Address
1154 State Route 6
Chehalis, WA 98532-5004

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