Seasonal Maintenance

Worcester County, MA Area

Extended Hours by Appointment

1-Year Labor Warranty

Furnace Estimates Within 24 Hours

Request Lorem Epsom

Hero Request Estimate Form

Keep Your HVAC System Running Smoothly All Year Long

Your heating and cooling system works hard through every season, and regular maintenance keeps it efficient and reliable. DD Heating has helped homeowners across Central Massachusetts since 1999 with comprehensive seasonal maintenance services. Our family-owned business brings more than 25 years of experience to every appointment, making sure your HVAC system gets the care it needs every spring and winter.

HVAC problems don't always happen during business hours. That's why we offer extended hours by appointment to fit your schedule. Our team provides estimates for furnace installation or repair within 24 hours when you need routine maintenance or discover an issue that requires immediate attention. Contact DD Heating today and take advantage of our $50 OFF service special or $200 OFF for new customers.

Text START to (508) 216-7966 to begin receiving announcements by text.

Msgs may be autodialed. Consent to texts not required to purchase our svcs. Msg. and data rates may apply. To unsubscribe text STOP.

Text Now!

Text START to to begin receiving offers by text.

Msgs may be autodialed. Consent to texts not required to purchase our svcs. Msg. and data rates may apply.

Text Now!

Why Choose Us

Black calendar with a checkmark and small clock icon

Extended hours by appointment

Document with shield and checkmark icon in black and white, indicating security or verification.

1-year labor warranty

Black invoice with dollar sign and calculator icon, representing billing or accounting

Furnace estimates within 24 hours

Black user icon with stars around the head

25+ years of experience

Black calendar icon with six white dots on a white background

Since 1999

Open hand holding a verified badge icon

Manufacturer warranties

d-and-d-heating-and-air-conditioning
Black outline icon of a fan inside a circle with a water droplet and small gear symbols

Spring HVAC Maintenance

Prepare your cooling system for summer with thorough spring maintenance that includes filter changes, coil cleaning, and system testing.
Black snowflake icon inside a double-lined circle on a white background

Winter HVAC Maintenance

Get your furnace and heating components checked for optimal performance with winter maintenance before the cold weather arrives.
Black outline of a briefcase or handbag icon on a white background

Short title 4

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Simple black outline icon of an envelope with a rounded flap on top, on a white background

Short title 5

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Black outline icon of a handbag or purse with a curved handle

Short title 6

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate icon.

Simple black outline envelope icon with a small semicircle tab above it

Short title 7

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Black outline of an envelope with a semicircle handle above it, like a mailbox or briefcase icon

Short title 8

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Black outline of an envelope with a flap and a small tab above it, resembling a mail icon

Short title 9

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate icon.

Outline of an envelope icon with a small semicircle handle above it, black on white.

Short title 10

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Black outlined envelope icon with a small semicircle tab above it

Short title 11

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Simple black outline of an envelope icon with a circular tab on top

Short title 12

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Simple black outline of an envelope with a semicircle tab above it on a white background

Short title 13

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Black outline of an envelope with a semicircle handle icon on a white background

Short title 14

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

Black outlined envelope icon with a small handle above it on a white background

Short title 15

Describe some quality or feature of the company. Write a short paragraph about it and choose an appropriate.

d-and-d-heating-and-air-conditioning

$50 OFF HVAC Service

Save $50 on your heating and air service with DD Heating. Keep your home comfortable year-round while enjoying valuable savings on expert HVAC care.

Contact DD Heating Today

Not valid with any other offers or promotions. Restrictions apply.

Must mention this coupon at the time of scheduling.

d-and-d-heating-and-air-conditioning

$50 OFF HVAC Service

Save $50 on your heating and air service with DD Heating. Keep your home comfortable year-round while enjoying valuable savings on expert HVAC care.

Contact DD Heating Today

Not valid with any other offers or promotions. Restrictions apply.

Must mention this coupon at the time of scheduling.

d-and-d-heating-and-air-conditioning
New Customers Save $200
Welcome to DD Heating! First-time customers receive $200 OFF their service when they choose Central Massachusetts' trusted heating and air contractor.

Reach Out to DD Heating Now

Not valid with any other offers or promotions. Restrictions apply.

Must mention this coupon at the time of scheduling.

Two overlapping black speech bubbles with three dots, representing chat or messaging.

Here's what our satisfied customers are saying...

At D & D Heating & Air Conditioning Inc, we take pride in providing exceptional heating and air contractor services to our customers. We would be grateful if you could share your thoughts about our business with others. Your feedback helps us improve and aids others in making more informed decisions about who they hire. Please take a moment to leave a review of D & D Heating & Air Conditioning Inc and let others know what you think. Thank you.

Recent Blog Posts

https://www.google.c%26+D+Heatin+%26+Air+Conditioning+Inc/@42.1660414,-71.8969226,H

HVAC Repair Tips for Year Round Home Comfort

June 8, 2026
Are you looking for HVAC repair? To learn what to look for, read on or contact the team at D & D Heating & Air Conditioning Inc today!
AC repair

How Dirty Filters and Coils Lead to AC Repair Issues

June 4, 2026
Keep your cooling system running smoothly this summer. Learn how dirty filters cause system strain and avoid costly AC repair bills with these quick tips.
Technician in yellow hard hat smiling beside outdoor HVAC unit, giving a thumbs-up

The Benefits of Timely AC Repair for Long-Term Efficiency

April 17, 2026
Learn how timely AC repair prevents breakdowns, lowers energy bills, restores comfort, and extends system life by fixing small issues early.
Technician kneels beside a furnace, working on wiring in a utility room with tools and a pink basin.

10 Benefits of a Quality HVAC Company

March 17, 2026
Work with a trusted HVAC company to improve efficiency, extend system lifespan, enhance comfort, and receive reliable year-round service and support.
Technician using tools to inspect electrical wiring and gauges in an open utility panel

7 Things to Know Prior to Furnace Repairs

November 14, 2025
Learn what to know before scheduling furnace repairs, including common issues, costs, and tips to keep your home’s heating system running efficiently.
Two water heaters and a furnace in a narrow utility closet

4 Signs You Need Furnace Repair

November 13, 2025
Discover the top four signs that indicate your furnace needs repair, helping you stay warm, save energy, and prevent costly damage to your home heating system.
Technician in white hard hat wiring an outdoor HVAC unit with tools in hand

The Importance of Regular HVAC Inspections by the Pros

September 29, 2025
Regular inspections by HVAC contractors can make a significant difference in how well your system operates throughout the year. Read this blog to learn more!
Hand holding a remote pointed at a wall-mounted air conditioner in a bright room

Top 8 Reasons a Mini Split Is the Smart Choice for Your Home

September 25, 2025
Partnering with a professional HVAC company ensures that every installation is safe, optimized, and hassle-free. Keep reading to learn more!
Technician servicing a wall-mounted air conditioner unit with the front cover open

Beat the Summer Heat With Professional AC Repairs

June 17, 2025
Professional AC repairs offer the expertise needed to tackle minor and major issues, ensuring your home remains a comfortable sanctuary.
Technician repairing an outdoor HVAC unit with tools and cables attached.

Why Is a Mini-Split Right for You?

May 30, 2024
When you're thinking about heating and cooling for your home, a mini-split is a good choice. Here's why you should get an HVAC company to install one.