MD Heating

Heating Installation
In Maryland

When your furnace or water-heating unit isn’t working as it should, the world seems like an especially cold and cruel place. At John C. Flood, we strive to provide the industry’s best service on all of your heating system and water heater installation needs. Take advantage of our free estimates on new heating systems, whether it’s a new installation or replacement. Interested in a second opinion? We offer free second opinions to help you make the right decision for your home. From new heating systems to new radiant flooring, we are the heating installation experts. Schedule your appointment today and ask about our financing options starting at $99/month.


John C. Flood is the company to call to make sure that your home remains toasty and warm throughout the harsh winter months. We provide expert heating system installation, heating service, and heating repairs. Contact us today for all your Maryland heating needs. 

Cannot be combined with any other offer or discounts. Limited time offer. Coupon must be presented at the time of the initial call. Discounts/promotions cannot be applied to customer supplied equipment. Discounts and/or promotional prices exclude apartments and condos – call for pricing. Cannot guarantee same day service for this promotion. During peak seasons John C. Flood has the right to enforce regular service call pricing.

We respond to any online form request in 15 minutes or less Monday through Friday during our normal operating hours. If we don’t you will receive a $25 gift card.*

Regular Rates

7 Days A Week



A/C Pre-Season Safety Inspection

Expires: Cannot be combined with any other offer or discounts. Limited time offer. Coupon must be presented at the time of the initial call. 
Discounts/promotions cannot be applied. 

Why Choose Us?

At John C. Flood, Inc. we are committed to solving all your plumbing, heating, air conditioning, and electrical needs. We strive to provide you with efficient, economical service for all your comfort needs – not just sell you a new replacement unit. 

Heating Maintenance and Repair In Maryland 

We are the heating and furnace maintenance and repair specialists you are looking for to promptly and professionally see to all your heater repair needs. If your house isn’t as warm as it should be, our HVAC professionals are here to help you. From routine tune-ups on your current heating system to heat pump maintenance and repair, we are the team you will be glad to see for all your heating needs. Contact us today.

Heating Services:

  • Residential & Commercial Heating
  • Gas-fired Hot Air and Hot Water Heating Systems
  • Gas and Electric Hot Water Heaters
  • Heat Pumps
  • Boilers and Radiators
  • Zone Hot Water Heating Systems
  • Attic ventilating Systems
  • Programmable Thermostats
  • Heater Tune-Ups
  • Polybutylene re-piping
  • Indoor Air Quality and Humidification Systems
  • Energy Management Plans
  • High Velocity Small Duct Systems
  • Space-Pak System
  • Service Partner Plans (SPP)
Providing Comfort to Families for over 100 Years
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Local Leaders In Comfort
Serving Washington DC, Maryland & Virginia
If you are looking for an HVAC contractor, plumber, electrician, or remodeling crew in the Maryland, Northern Virginia, or metro D.C. regions, trust John C. Flood to take care of the job.