Our Promise to You is to Perform the Correct Air Duct Sealing Serviceat an Honest Price

When you need Air Duct Sealing Services, trust the experts at Mainstream Electric, Heating, Cooling, & Plumbing. Our technicians have the skills, knowledge, and tools to fix most Air Duct Sealing problems on the spot.

When your Mainstream Electric, Heating, Cooling, & Plumbing technician arrives at your home they will explain all of your options before starting repairs so you can make informed decisions before any work begins. We service and repair most brands of equipment, so you can trust us to perform a professional Air Duct Sealing job.

We're not happy until you're happy.

Mainstream Electric, Heating, Cooling, & Plumbing is Here for All of Your Air Duct Sealing Service Needs!

Upfront pricing - you’ll never pay more than you’re quoted

Expert advice from professional, licensed & certified technicians

We'll only sell you what you need

We stock enough parts in our trucks to do 93% of repairs on the spot

We stand by all recommended services

Flexible scheduling, ask about same-day service!

Still have questions? Contact us for all your Furnace Installation questions!

Mainstream Electric, Heating, Cooling, & Plumbing is Proudly & Professionally Offering Air Duct Sealing Services in the Spokane Valley, Washington area.

Learn More about Our Duct Sealing Process

Whether you need duct cleaning or sealing, we guarantee your satisfaction or you get your money back, so there’s no reason to delay your indoor air quality improvement any longer.

Instead, contact our highly trained technicians by giving us a call, or simply fill out our online form for a complimentary quote based on your project details.

Check out why your neighbors trust us to get the job done right

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Special Offers in Spokane Valley, Washington

FREE Service Call with Repair
Free

Schedule Now
02/28/2022
Disclosure
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers
FREE Furnace Special*
Free

Taxes aren't free, but your furnace could be! When you purchase a Daikin air conditioner, you'll receive a Daikin furnace for free! We'll also include a complete heating and cooling system check! Financing options available.   *Free labor and installation are not included on furnace.

Schedule Now
02/28/2022
Disclosure
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers
$79 Once a Year, You’re in the Clear HVAC System Checks
Original Price: $ 129
Savings:$ 50
Sale Price:$79

Super convenient Heating & A/C Check. Why are checks important?

  • Keeps your systems running at peak efficiency
  • Helps prevent unexpected breakdowns
  • Extends the life of your equipment
  • Keeps your family safe from carbon monoxide leaks

Schedule Now
01/31/2022
Disclosure
Call for Conditions & Restrictions / Present Coupon at Time of Service / Not Available to Combine with Other Offers

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