Service You Can Trust Florida’s Trusted Experts for Heating, Cooling, Plumbing, and Electrical Since 1983
Local Plumber & HVAC Company in Longboat Key, FL
Whether you’re enjoying the tranquil shores of Bay Isles or the refined amenities of Longboat Key Club, Del-Air is your premier Florida plumber and HVAC company on this barrier island. You can rely on us for end-to-end plumbing and HVAC solutions, from detailed plumbing repair and thorough drain cleaning to precision water heater installations and prompt emergency plumber service. Our saltwater plumbing techniques and coastal plumbing expertise shield your systems against corrosion, sand intrusion, and well-water or septic complications. You’ll also benefit from luxury plumbing installations crafted for high-end homes, while our mastery of salt-air HVAC challenges keeps your air conditioning running flawlessly in this humid, seaside environment.
24/7 Emergency Service 941-219-5623. Schedule Online
Why Choose Del-Air
You deserve a partner who responds swiftly and delivers exceptional results. Del-Air provides same-day services and 24/7 emergency support, so you’re never left waiting. We’re fully licensed and insured, servicing all brands with upfront pricing and a trip charge that applies to any service you book. Our background-checked technicians offer free estimates on replacement quotes and present flexible financing options to meet your budget. Plus, we honor military, veteran, and senior discounts. With our coastal expertise and unwavering commitment to quality, you can trust Del-Air to maintain peak performance for all your HVAC and plumbing needs on Longboat Key and throughout the island.
Don’t Miss Out on These Savings!
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$49 Heating or AC Tune-Up *Terms & conditions may apply. See the Specials page for details. Valid Jan 1, 2026 - Mar 31, 2026
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$79 Heating or AC Tune-Up *Terms & conditions may apply. See the Specials page for details. Valid Jan 1, 2026 - Mar 31, 2026
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$100 OFF Installation of a Home EV Charger *Terms & conditions may apply. See the Specials page for details. Valid Jan 1, 2026 - Mar 31, 2026
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FREE Trip Charge with Paid Repair *Terms & conditions may apply. See the Specials page for details. Valid Jan 1, 2026 - Mar 31, 2026
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$100 OFF Whole Home Surge Protector *Terms & conditions may apply. See the Specials page for details. Valid Jan 1, 2026 - Mar 31, 2026
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$500 OFF New Water Heater *Terms & conditions may apply. See the Specials page for details. Valid Jan 1, 2026 - Mar 31, 2026
From AC repair and replacement to plumbing fixes and electrical upgrades, Del-Air keeps your home running right — all from one trusted team.
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New Construction
HVAC Services in Longboat Key
Your comfort is our priority, so we focus on heating and cooling systems engineered to withstand relentless humidity and corrosive sea breezes. We install and service energy-efficient ductless systems, robust packaged units, and versatile heat pumps that deliver consistent cooling while providing advanced humidity control.
Ready to elevate your indoor climate with expert HVAC services in Longboat Key? Schedule your system tune-up or installation today with Del-Air’s specialists for prompt, dependable support.
AC Installation
We design and install customized air conditioning systems that balance performance and efficiency, ensuring your home stays cool even on the hottest island afternoons.
AC Maintenance
Regular maintenance by our technicians preserves system longevity, prevents sand and salt buildup, and keeps your cooling equipment operating at peak efficiency.
AC Repair
When you need swift AC repair, our certified professionals diagnose faults and restore comfort quickly, minimizing downtime and inconvenience.
We are proud to serve Central Florida and other surrounding areas. If you don’t see your community listed, contact us to see if we can still help!
- Altamonte Springs
- Apopka
- Arcadia
- Atlantic Beach
- Auburndale
- Barberville
- Bayshore Gardens
- Bertha
- Black Hammock
- Boca Raton
- Boynton Beach
- Bradenton
- Brandon
- Bryceville
- Buena Ventura Lakes
- Bunnell
- Callahan
- Canveral Groves
- Cape Canveral
- Cassadaga
- Casselberry
- Celebration
- Clearwater
- Clermont
- Cocoa
- Cocoa Beach
- Cocoa Beach
- Cortez
- Cove Springs
- Davenport
- Daytona Beach
- De Leon Springs
- DeLand
- Deltona
- Doctor's Inlet
- Dunedin
- Edgewater
- Elkton
- Ellenton
- Englewood
- Fellsmere
- Fern Park
- Fernandina Beach
- Flagler Beach
- Fleming Island
- Florida Ridge
- Forest City
- Fort Pierce
- Four Corners
- Fruit Cove
- Fruitville
- Geneva
- Georgetown
- Gifford
- Glen Saint Mary
- Glencoe
- Glenwood
- Grant-Valkaria
- Greater Carrollwood
- Green Cove Springs
- Groveland
- Haines City
- Heathrow
- Hiliard
- Hobe Sound
- Hobe Sound
- Holly Hill
- Indialantic
- Indian Harbour Beach
- Indian Mound Village
- Indian River Shores
- Indiantown
- Jacksonville
- Jacksonville Beach
- Jensen Beach
- Jupiter
- Jupiter Island
- Key Biscayne
- Kissimmee
- Lake Butler
- Lake City
- Lake Helen
- Lake Magdalene
- Lake Mary
- Lake Monroe
- Lake Wales
- Lake Worth
- Lakeland
- Lakewood Ranch
- Land O' Lakes
- Largo
- Laurel
- Lawtey
- Leesburg
- Longboat Key
- Longwood
- Lutz
- Macclenny
- Malabar
- Meadow Woods
- Melbourne
- Merritt Island
- Middleburg
- Midway
- Mims
- Narcoossee
- Neptune Beach
- New Port Richey
- New Smyrna Beach
- Nocatee
- Nokomis
- North Palm Beach
- North Port
- North River Shores
- North River Shores
- Oak Hill
- Oak Ridge
- Ocala
- Ocean Breeze
- Ocoee
- Orange City
- Orange Park
- Ormond Beach
- Ormond By The Sea
- Oviedo
- Palm Bay
- Palm Beach Gardens
- Palm City
- Palm Coast
- Palm Harbor
- Palm Shores
- Palmetto
- Patrick Air Force Base
- Penney Farms
- Pierson
- Pine Hills
- Plant City
- Poinciana
- Ponce Inlet
- Ponte Vedra Beach
- Port Charlotte
- Port Mayaca
- Port Orange
- Port Salerno
- Port St John
- Port St Lucie
- Rio
- Riverview
- Rockledge
- Roseland
- Safety Harbor
- Samsula Spruce Creek
- Sanderson
- Sanford
- Sanlando Springs
- Satellite Beach
- Sebastian
- Seffner
- Seminole
- Seville
- Sewall's Point
- Siesta Key
- Silver Spring Shores
- Slavia
- Spring Hill
- St Augustine
- St Cloud
- St Johns
- St Petersburg
- Starke
- Stuart
- Suntree
- Taintsville
- Tarpon Springs
- The Villages
- Titusville
- Treasure Island
- Tuskawilla
- Valrico
- Venice
- Viera West
- Wabasso
- Wedgefield
- Wekiwa Springs
- Wellington
- West Palm Beach
- West Vero Beach
- Windermere
- Winter Beach
- Winter Garden
- Winter Garden
- Winter Haven
- Winter Park
- Winter Springs
- Yulee
- Zephyrhills
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Protect Your Home Year-Round Regular Maintenance That Saves You Time, Money, & Stress.Join a Del-Air Maintenance Agreement Plan to keep your systems running efficiently and prevent costly breakdowns. Priority scheduling, discounts, and peace of mind — all included. -
Financing Options Flexible Payment Options for Every Home & SystemWe make it easy to stay comfortable with financing options designed to work for your budget — so you can enjoy peace of mind now and for years to come.
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Comfort at a Better Value Specials & PromotionsExplore limited-time offers on HVAC, plumbing, and electrical services to keep your home running efficiently all year long.
Indoor Air Quality
Enhance indoor air quality of your living environment with air purifiers and dehumidifiers that remove contaminants, control moisture, and promote healthier breathing spaces.
Heating Repair
Even in mild winters, a reliable heating system matters. Our team repairs heaters and heat pumps with precision to maintain your house’s cozy atmosphere.
Thousands of Homes. One Trusted Name.
See Why Homeowners Across Florida Trust Del-Air for Honest Service and Lasting Comfort.
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“If you want a friendly professional team who will take care of you, Del-Air is your company! Super friendly, easy to talk to, and easy to understand from the moment they arrived. Our AC system was fixed that day and we will definitely use Del-Air again.”- Dean D. -
“Del Air showed up on the same day I called. The technicians were on time and very professional. They explained their findings and cleaned up the work area when done. Final cost was as promised. No surprises. I’d recommend Del Air for all HVAC repair ”- Alan H.
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“They are great! Super knowledgeable and friendly. They explained everything in detail. They were patient with all of my many questions. I highly recommend Del-Air. They love their job, and it shows in the excellent service they provide.”- Charm B.
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“Our experiences with Del-Air were fantastic. Never have I felt better taken care of, as if it were their own home. They did a great job, and I renewed my membership without a second thought.”- Michael V.
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“I just have AC/Heat wiring replaced and run to the attic by DelAir AC technician Roberto Lyva. He did a great job and I am very with the quality of work he did.”- Regino B.
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“Juan was our tech from Del- Air and was very thorough, knowledgeable and friendly. Ive always been happy with this company and trust them. Love the coupons they offer. Happy with the services provided.”- Susan Ann H.
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“Had some plumbing issues reached out to Del Air as we've used them for all our HVAC needs. They were able to schedule a plumber very quickly. He xplained everything in great detail and did a great deal of work in a short time. We appreciate Del Air!”- Joe D.
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“Great service from Del-Air. On time, provided updates for the process, and was very pleasant to talk with. They made several suggestions for system improvements, but no hard sell. Not my first call to Del-Air and definitely won't be my last.”- Jim A.
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“I had an excellent experience with Del-Air. They were extremely thorough in diagnosing the issues with my system and explained everything clearly, so I knew exactly what was going on. Didn’t try to upsell anything unnecessary.”- Rolando E.
Plumbing Services in Longboat Key, FL
From chic waterfront condos on Gulf-facing canals to secluded homes with private septic tanks, our team is equipped to service both centralized sewer connections and on-site septic systems. You’ll enjoy comprehensive drain cleaning, water heater inspections and replacements, and round-the-clock support from an emergency plumber when you need rapid intervention.
Secure reliable plumbing services in Longboat Key and book your appointment with Del-Air today. Our expert crew is ready to tackle every challenge, ensuring your pipes and fixtures perform flawlessly.
Decades of Dependable Service
Built on Trust, Quality, and Community.
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Same-Day ServiceWhen you need help fast, Del-Air delivers with prompt, professional same-day appointments.
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24/7 Emergency SupportComfort emergencies don’t wait — and neither do we. Call anytime, day or night.
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We Service All Brands & ModelsNo matter what you have, our skilled technicians can handle it with ease.
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Fully Licensed, Bonded & InsuredYour home is in expert hands with our certified, trusted professionals.
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Free Estimates on New SystemsKnow your options upfront with clear, no-obligation estimates.
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Discounts for Military, Veterans & SeniorsA small way we say thank you to those who’ve served and supported our communities.