“Rob's work is top notch. I'm a picky engineer. His choice of equipment, materials and his workmanship was excellent. In the bidding process, Rob was responsive, honest, competent, creative, and respectful.”
Best Heating and Cooling in Massachusetts
Serving Southeastern Massachusetts, the South Shore, the Upper Cape, and Greater Boston.
- Competitive Pricing & As Low 0.00% Financing
- Fully Licensed & Insured Technicians
- Expert Customer Service
HVAC Installation: $500 OFF· ends June 30
Up to $8,500 Off Rebate on Qualifying Systems
Review on GoogleNicholas U.
“Absolutely the best in the business — hands down.”
Recent heating & cooling work
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LG mini-split systemFalmouth, MA 
Bedroom mini-split installPlymouth, MA 
Sunroom mini-split installSandwich, MA 
Custom return-air grilleWareham, MA
Mass Save rebates
See all rebates & how to applySave up to $8,500 on a qualifying system.
We're a registered Mass Save partner — we size eligible equipment and file the rebate paperwork for you.
0.00% APR
Mass Save HEAT Loan
Up to $25,000, 0% APR financing.
Qualifying high-efficiency heating, cooling & water-heating upgrades.
Apply through the Mass Save HEAT Loan with your utility — we help you qualify.
Up to $8,500
Whole-Home Heat Pump
$2,650 per ton, capped at $8,500.
Air-source & air-to-water heat pumps that heat the whole home.
We file the Mass Save rebate paperwork on your behalf — allow 6–8 weeks.
Up to $8,500
Partial-Home Heat Pump
$1,125 per ton, capped at $8,500.
Air-source heat pumps for partial-home or supplemental installs.
We file the Mass Save rebate paperwork on your behalf — allow 6–8 weeks.
Up to $8,500
Ductless Mini-Split / AC
Rebate on qualifying ductless mini-split & AC installs.
High-efficiency ductless mini-split and central AC systems.
Mention the rebate when you schedule — we handle eligibility.
$100 Off
Smart Thermostat
$100 rebate on a qualifying smart thermostat.
Energy Star–certified programmable / smart thermostats.
Call to redeem — we'll confirm your model qualifies.
$750 Instant
Heat Pump Water Heater
$750 instant rebate at install.
Qualifying electric heat-pump water heaters.
We confirm eligibility and apply the instant rebate at install.
Coupons
See all couponsStack a coupon on top.
Mention any of these when you book and we'll apply it to your invoice.
Why Homeowners
Choose Us
- Licensed & insured — MA Master Plumber #MP17629
- Family owned and operated — on every job
- Free estimates — no obligation
- 24/7 service — we always pick up
- Upfront pricing — no surprises, ever
- Premium brands — Trane, Mitsubishi, Rinnai, Navien
Reviews on Google5.028+ reviewsDon't take our word for it. Take theirs.
From neighbors across Lakeville, Plymouth, Newton, Needham, Wellesley and beyond.
“He answered his phone at 6:30am. Within 15 minutes, Rob called and told me how to repair it myself — he did not take advantage of the situation. Saved me real money.”
“Rob was very professional and did an excellent job. Far surpassed my expectations. Will use him again in the future.”
“I recommend Rob with my highest level of support! Rob has installed multiple systems for me over the years.”
“His professionalism and craftsmanship went above and beyond what we expected. Highly recommend!”
“Great about keeping me in the loop. Very polite & respectful. Rob cleaned up on his way out — even brought his own vacuum.”
“Professional, very neat and orderly. Came when he said he would and did a great job.”
“Competitive Plumbing and HVAC was very responsive. I consulted with them and they did exactly what I wanted.”
Read more reviews on GoogleFree, no-obligation quote
Get your free quotetoday.
Tell us what you need. We'll get back to you fast — usually the same day — with honest pricing and next steps.
- Licensed & insuredMitsubishi & LG Factory-Trained
- Open 24 hoursSomeone always answers
- 5.0 on GoogleHomeowners across SE Mass
- Free estimatesNo-obligation quotes
Same-day callback
Get a quote on heating & cooling
30 seconds. We call you back the same day.
Heating & Cooling services
Pick what you need.
From a no-heat call in January to a heat wave in July — we cover the full HVAC spectrum across Southeastern Massachusetts. New systems sized on Manual J, qualifying heat pumps earning Mass Save rebates, and honest same-day repair when something quits.
Heating
Boiler Installation & Repair
Gas, oil & high-efficiency boilers, plus emergency repair.
Learn moreFurnace Repair & Replacement
Same-day diagnostics. Honest repair-or-replace math.
Learn moreHeat Pump Installation
Cold-climate units. Mass Save rebates available.
Learn moreRadiant Floor Heating
Hydronic systems for additions, baths, and full homes.
Learn more
Cooling
Central AC Installation
Manual-J sized, refrigerant-charged to spec, walked through.
Learn moreAC Repair & Maintenance
Same-day repair plus annual tune-up plans.
Learn moreDuctless Mini-Split Systems
Mitsubishi & LG, single-zone or whole-home multi-zone.
Learn moreDuctwork Repair & Replacement
Sealing, redesign, and room-by-room balancing.
Learn more
Why Competitive
We don't promise quality. We deliver it.
We size it for your house, not the catalog
Manual J load calc on every install — most contractors skip it. Wrong size = short cycling, comfort issues, and a lot of wasted fuel.
Mass Save rebates handled for you
Registered Mass Save partner. Generous rebates on qualifying installs — we file the paperwork.
Master Plumber on every install
Licensed Master Plumber (MA #MP17629) on every install — not a sales rep, not a sub.
Clean, labeled, serviceable
Our installs are diagrammed, labeled, and tidy. The next tech who walks in (even if it's not us) can service the system without guessing.
Towns we cover
Based in Lakeville. We serve it all.
Every red dot is a job we've completed. We're rooted in Lakeville and travel across Southeastern Massachusetts — don't see your town? Call us, we probably cover it.
Around Lakeville
- Lakeville, MAHQ
- Middleborough, MA
- Freetown, MA
South Shore
- Hingham, MA
- Cohasset, MA
- Scituate, MA
- Norwell, MA
- Hanover, MA
- Marshfield, MA
- Pembroke, MA
- Duxbury, MA
- Kingston, MA
- Plymouth, MA
- Halifax, MA
Greater Taunton & Attleboro
- Raynham, MA
- Berkley, MA
- Dighton, MA
- Easton, MA
- Norton, MA
- North Attleborough, MA
The SouthCoast
- Somerset, MA
- Swansea, MA
- Westport, MA
- Dartmouth, MA
- Acushnet, MA
- Fairhaven, MA
- Mattapoisett, MA
- Marion, MA
- Rochester, MA
Wareham & the Upper Cape
- Wareham, MA
- Bourne, MA
- Sandwich, MA
- Falmouth, MA
- Mashpee, MA
Greater Boston
- Boston, MA
- Newton, MA
- Needham, MA
- Wellesley, MA
- Headquarters
- Service area
- Past job
One call covers it — fast, local, licensed.
38+ towns across Southeastern Massachusetts and Greater Boston — same-day when you need it.
- Licensed & insuredMitsubishi & LG Factory-Trained
- Open 24 hoursSomeone always answers
- 5.0 on GoogleHomeowners across SE Mass
- Free estimatesNo-obligation quotes
FAQ
Common heating & cooling questions.
Do you handle Mass Save rebates and the HEAT loan?
Yes. We're a registered Mass Save partner. We file the rebate paperwork on your behalf and walk you through the HEAT loan if it applies. Qualifying heat pumps and high-efficiency boilers earn meaningful rebates.
Should I repair or replace my old system?
Rule of thumb: if the repair is over half the cost of a new unit AND the existing system is 15+ years old, replacement usually wins on running cost. We'll run the math with you — no scare tactics, no upsell.
How fast can you get to a no-heat or no-AC emergency?
Same day during heating and cooling season. We answer 24/7 — even at 6:30am — and give you an honest ETA up front.
Should I get central AC or ductless mini-splits?
Have ducts already? Central is usually the right answer. No ducts (older homes, additions, finished basements)? Mini-splits avoid tearing out walls. We'll walk you through both options with real numbers.
Do mini-splits and heat pumps work in Massachusetts winters?
Yes. Modern cold-climate units (Mitsubishi Hyper-Heat, LG Inverter) maintain rated capacity at 5°F and keep producing heat to -13°F. The 'mini-splits don't work up north' line is from 1990s technology.
How do I know what size system I need?
We run a Manual J load calculation — it accounts for windows, insulation, exposure, and air leakage. Most homes get sized on a square-footage rule of thumb that's often significantly off, which is why so many systems short-cycle and don't dehumidify properly.
Open right now
(508) 944-7623Ready to get it done right?
Call us. We answer 24/7 — and we'll tell you straight up what it takes to fix it.