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Find Central humidifier installers and replacers in Washington

Avatar for Presidential Heating & Air Conditioning
Presidential Heating & Air Conditioning
4.6(
455
)

Serving Washington, DC and surrounding areas

Approved (Corporate)

Super Service Award Winner

In business since 1982

Free estimates

Emergency services offered

"The technicians that came out were very professional and knowledgeable. They installed a complete heat pump system and did not leave until I was completely satisfied. The original thermostat that came with the system did not work, so installed a temporary thermostat and order a new one. It was installed the next day. All techs that came to my home were very professional and knowledgeable, the service was great"
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+6

24 neighbors recently requested a quote
Recommended by87%of homeowners
Avatar for Polar Bear Air Conditioning And Heating Inc
Polar Bear Air Conditioning And Heating Inc
4.4(
237
)

Serving Washington, DC and surrounding areas

Approved

In business since 2001

Free estimates

Warranties offered

"They installed a new boiler and central air conditioning in my DC rowhome and did a fantastic job. Joe answered all of my questions and they stayed on schedule with the project which was great because it was a larger project. I would highly recommend their services for the quality of workmanship and their prices were very reasonable as well. I will contact them again for future HVAC work in the DC area."
24 neighbors recently requested a quote
Recommended by88%of homeowners
Avatar for JDL HVAC & Plumbing Services
JDL HVAC & Plumbing Services
4.5(
119
)

Serving Washington, DC and surrounding areas

Approved

In business since 2012

Free estimates

Emergency services offered

"Carlos, Yarel, Muhammad and Conrad did a great job installing my new Heat Pump. They arrived promptly and did a thorough, professional, and efficient job. I highly recommend their services to anyone."
Navien Tankless 2023
Navien Tankless 2023
Navien Tankless 2023
Navien Tankless 2023
18 SEER Infinity Heat Pump

+73

18 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for Petro Home Services
Petro Home Services
4.3(
103
)

Serving Washington, DC and surrounding areas

Approved (Corporate)

In business since 1903

Emergency services offered

Warranties offered

"Great company! They've been super responsive when we've had questions or concerns, and deliveries are frequent enough that we never have to worry about running out of heating oil."
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16 neighbors recently requested a quote
Recommended by86%of homeowners
Avatar for HVAC Superior Solutions Inc
HVAC Superior Solutions Inc
5.0(
6
)

Serving Washington, DC and surrounding areas

Approved

In business since 2005

Free estimates

Emergency services offered

"I had a leak somewhere in my heat pump system from 2013 in a 4 floor condo building. Every other company was quoting me $7k+ to replace the system but it turns out to be a leak in the line set between the 3rd floor and the roof! We had a new line set installed and I spent $2550 in total! The crew was very professional and worked extremely had in the hottest weather to get the job done, too!"
17 neighbors recently requested a quote
Recommended by100%of homeowners
Avatar for Sila Heating, Cooling and Plumbing
Sila Heating, Cooling and Plumbing
4.6(
2,180
)

Serving Washington, DC and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"William Barnes provided quick and efficient services with picture and information provided for our records. Fourth time using Sila - ac unit installed and purchased, and 3 plumbing/heating calls - all done well for good and straightforward pricing! Highly recommend."
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+4

Recommended by91%of homeowners
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FAQs for central humidifier installation and replacement projects in Washington, DC

A crawl space dehumidifier is a worthwhile investment, particularly in humid climates or if you've noticed musty odors, mold growth, or wood deterioration. Though costs range from $3,000 to $9,200, this investment helps prevent structural damage that could require far more expensive repairs later. Beyond structural protection, a properly dehumidified crawl space contributes to better overall indoor air quality and may reduce allergens throughout your home. Consider having a professional assessment to determine if your specific situation warrants this investment.

Addressing crawl space moisture effectively often requires a combination of solutions. A complete approach includes encapsulation plus dehumidifier installation. For minor moisture issues, a basic dehumidifier starting at $1,500 may suffice, while severe problems in larger spaces could require systems costing up to $14,000. The most effective moisture control strategy depends on your specific conditions, making a professional assessment valuable for determining the most cost-effective approach for your situation.

For a crawl space measuring 1,500 square feet, you'll need a dehumidifier with a daily capacity of 30 to 50 pints, with unit costs ranging from $150 to $600. Your local climate and existing moisture levels may necessitate adjusting this capacity—homes in particularly humid regions might benefit from higher-capacity units. Professional installers can measure your specific humidity conditions and recommend equipment that is appropriately sized, balancing initial cost with operating efficiency for your unique situation.

Crawl space dehumidifiers add $300 to $500 to your annual electricity expenses when operating continuously. Energy-efficient models reduce this consumption by roughly 15 to 30% compared to standard units. Most contemporary dehumidifiers feature humidity sensors that automatically cycle operation based on current conditions, helping manage energy usage. Proper crawl space encapsulation significantly improves efficiency by creating a controlled environment that requires less dehumidifier runtime, thereby reducing ongoing electricity costs.

The Washington, DC homeowners’ guide to central humidifier installations and replacements

From average costs to expert advice, get all the answers you need to get your job done.