Heating, Air Conditioning & Plumbing Coupons & Specials
Thank you for stopping by to learn more about Gilman Heating, Cooling & Plumbing, the region’s leading heating and air conditioning service provider. Take advantage of our current specials and check back often for updated offers on preventive maintenance, heating, and AC repair services and new installation projects. Our technicians can answer questions you may have about about manufacturer rebates, special financing offers and more!
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Save Now on Service with Gilman
$69 AC Tune-Up Special
Get your AC ready for summer with our $69 Tune-Up plus $40 for each additional system to keep your home cool, efficient, and worry-free!
Click for full details Expires 8/15/2025
$100 OFF Any Service
New Customer Special
Click for full details Expires 8/15/2025
$50 OFF Any Service
New Customer Special
Click for full details Expires 8/15/2025
10% OFF Senior Citizen Discount
Click for full details Expires 8/15/2025
10% OFF Military or 1st Responders
Click for full details Expires 8/15/2025
Save Up To $750 On a Hot Water Heater
Click for full details Expires 8/15/2025
$25 OFF a Service Call
Click for full details Expires 8/15/2025
FREE Water Testing
Value of $149
Click for full details Expires 8/15/2025
FREE Estimate or Second Opinion
On Your New Heating or Air Conditioning System
Click for full details Expires 8/15/2025
$200 Referral Reward
when you Refer A Friend or Neighbor
Click for full details Expires 8/15/2025
Heating & Cooling Services
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AC installation
Upgrade your cooling with a new, energy-efficient air conditioner expertly installed for maximum comfort and savings.
Heating Services
Stay warm all winter with expert heating solutions, including repairs, maintenance, and energy-efficient system installations.
Air Conditioning Repair
Fast, expert air conditioning repairs to restore cool comfort to your home, no matter the issue.
Heat Pumps
Efficient heating and cooling in one system—we install, maintain, and repair heat pumps for year-round comfort.
AC Tune-Ups & Maintenance
Routine AC tune-ups help extend system life, reduce energy costs, and prevent unexpected breakdowns.
Financing Options
Make comfort affordable with flexible financing options that work with your budget—choose plans with up to 0% interest for 60 months. Terms apply!