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Middleburg's Trusted HVAC Specialists

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All Set Heating, Air and Plumbing service vehicles in Middleburg FL
Middleburg, FL  ·  HVAC & Plumbing Contractor

All Set Heating, Air & Plumbing

About All Set

Insured HVAC and plumbing contractor headquartered in Middleburg, FL — serving Clay County and Northeast Florida with live dispatchers, trained technicians, and a 10-year parts warranty.

24/7Live Dispatch
10yrParts Warranty
5Google Rated
100%Employee Technicians

Middleburg's Heating, Air & Plumbing Team


All Set Heating, Air & Plumbing is an HVAC and plumbing contractor headquartered at 3099 Apalachicola Blvd, Middleburg, FL — serving homeowners and light commercial customers throughout Clay County and Northeast Florida, including Duval, St. Johns Counties.

We built All Set around one straightforward promise: show up when we say we will, fix it right the first time, and charge a fair price. We answer our own phones — no answering service, no call center, no subcontractors. When you call 904-206-8702, you reach a live dispatcher.

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All Set Heating, Air and Plumbing technicians serving Clay County FL
Keith Gause, Owner of All Set Heating, Air and Plumbing

Owner

Keith Gause

All Set Heating, Air and Plumbing service van in Middleburg FL

Built Around One Straightforward Promise


All Set Heating, Air and Plumbing is an HVAC and plumbing contractor based in Middleburg, FL at 3099 Apalachicola Blvd. We serve homeowners and light commercial customers throughout Clay County and the broader Northeast Florida region — Duval, St. Johns Counties included.

Show up when we say we will, fix it right the first time, charge a fair price. We answer our own phones — no answering service, no call center, no subcontractors. When you call 904-206-8702, you reach a live dispatcher who can schedule your appointment and answer your questions.

"Every customer deserves respect, honest communication, and a solution customized to their specific needs."

Full-time Comfort Advisors — Not Subcontractors


Every Comfort Advisor at All Set is a full-time Employee not Subcontractor. Our HVAC technicians are trained on all major equipment brands — Amana, Carrier, Trane, Lennox, Rheem, American Standard, Goodman, and Daikin.

We carry full general liability insurance and workers' compensation coverage on every job. Ask for our insurance certificates anytime.

Get in Touch

Comfort, Quality & Reliability — Our Core Values


Customer-Centered Approach

Clear communication and transparent options — every interaction designed to take the stress out of a service call.

Commitment to Quality

Meticulous workmanship, respect for your home and property, and a job done right the first time — no callbacks, no cut corners.

Unmatched Expertise

Highly trained technicians with ongoing certification on the latest HVAC and plumbing technology — tailored solutions, not one-size-fits-all.

Exceptional Satisfaction

Respect, honest communication, and a solution customized to your specific needs — every call, every customer.

What You Get When You Call All Set


Same-Day Service

Available throughout Clay County and Northeast Florida for most calls.

24/7 Live Dispatch

No answering service. No after-hours voicemail. A live person picks up.

Free Plumbing Estimates

We assess and quote before any plumbing work begins.

10-Year Parts Warranty

On qualifying equipment installations. Optional 10-year parts warranty via Yeti Club.

$99 AC Tune-Up Special

Full 21-point inspection with a written report.

Veteran & First Responder Discount

10% off for active military, veterans, police, fire, and EMS.

Membership & Community


All Set Membership

Annual HVAC tune-ups, priority scheduling, and member-only discounts on repairs and parts — protection for your system between service calls.

Giving Back Locally

We live and work in the communities we serve — Middleburg, Orange Park, Fleming Island, Green Cove Springs — and support local veterans, first responders, and community organizations.

Ready to Schedule Service?

Call 904-206-8702 to speak with a live dispatcher — same-day appointments available, 24/7, no answering service.