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Venamar AVS

Air Quality is What We’re All About

Contact us today to learn more about our heating and HVAC services

Venmar Heat Exchanger

HRV Installations and Repairs

Improve air quality by ridding pollutants, toxins and more from your home

Happy Family

Certified Duct Cleaning Services

With video inspections and cleaning services, we’ll rid your ducts of any harmful contaminants

LG Heat Exchanger

Heating & HVAC Services

We can repair and install AC units, water heaters, boilers, furnaces and more!

Heat Exchangers in St. John’s: Comfort Specialist

Are you tired of shivering through another harsh winter? Or maybe it’s time for some relief with a brand new air conditioner during the hot summer months. Here at Comfort Specialist we’re in the business of making sure your home is the right temperature. Whether you need installation of heat pumps, duct cleaning or heat exchangers in St. John’s and surrounding areas, we’re here to help. With over 25 years in the industry, our certified team has the skills and expertise to perform your job correctly and efficiently. And regardless of how invasive your project is, you can rely on us to clean up after your installation or repair. We’ll also haul away any unwanted systems when we’re done. For more information about the services we offer, contact Comfort Specialist today.

Duct Cleaning Equipment

Improve Air Quality with Duct Cleaning and Air Exchangers

Whether you’re a homeowner or a business-owner, maintaining the cleanliness of your ducts is extremely important. With duct cleaning services from Comfort Specialist, you can improve the air quality at your home or business, get increased efficiency from your heating and cooling systems, and more! We determine the cleanliness of your ducts by using a Cobraview Duct Inspection Cleaning Camera System and utilize a portable duct cleaning vacuum system. In addition to duct cleaning, we also offer air exchangers and heat recovery ventilators (HRV) that can help keep the air in your home clean and comfortable. To learn more about duct cleaning or any of our other services, contact Comfort Specialist today.

HRV Settings: What We Recommend

As HVAC experts, your friends at Comfort Specialist strive to be a leader when it comes to information about heating and cooling. For instance, here are some tips about keeping your heat recovery ventilator working year-round: 

Set your control to a high setting (above 70)


Set your wall control to a more regular setting, usually about 45

Every 3 Months
Clean exterior vents and remove/clean filters 

Schedule an inspection with Comfort Specialist

Every 3 Years

Have your ductwork cleaned by a certified duct cleaning company

Professional Affiliations

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