Johnstone Supply Seattle

Johnstone Supply Seattle Johnstone Supply Seattle is a wholesale distributor serving professional HVACR contractors. Johnstone Supply: Making our communities comfortable and healthy.

Johnstone has the largest selection of equipment and genuine OEM parts in the industry. We have replacements for nearly every major brand and an extensive cross reference that makes sourcing hard-to-find parts easy. Our selection is continually expanding to meet the needs of our contractors and to ensure we have the best brands and technology to get the job done.

Replace over 1,000 part numbers with White-Rodgers Connect Controls. Check out the Universal Furnace Control, HSI Igniti...
08/26/2026

Replace over 1,000 part numbers with White-Rodgers Connect Controls. Check out the Universal Furnace Control, HSI Ignition Module, and the All-Spark. No Wi-Fi. No login. Just faster jobs and fewer callbacks. Stop by in-store and pick one up to try on your next job.

Just one week remaining with our August Power Deal on the Ranco Digital Defrost Controller. Find time to take advantage ...
08/24/2026

Just one week remaining with our August Power Deal on the Ranco Digital Defrost Controller. Find time to take advantage of this online-only $10 discount before the end of this month.

08/22/2026

Veto Pro Pac tool bags have arrived at Johnstone Supply! Designed for the demands of HVAC professionals, these bags keep your tools organized and ready to go. Just look at everything you can fit!
Stop by the counter and ask a team member about Veto Pro Pac today!

Two speeds, one motor. The Genteq Evergreen OM covers 825 and 1075 RPM calls in one shot. Why stock two motors when one ...
08/21/2026

Two speeds, one motor. The Genteq Evergreen OM covers 825 and 1075 RPM calls in one shot. Why stock two motors when one covers both, costs less, and upgrades you to an ECM? Its shorter body fits more places, too. Stop by in-store to learn more about the Evergreen OM today.

For two more weeks, buy six AprilAire E-Series dehumidifiers and get the seventh free. Mix and match any model, they all...
08/19/2026

For two more weeks, buy six AprilAire E-Series dehumidifiers and get the seventh free. Mix and match any model, they all stack toward your free unit. Don’t miss out, stop in-store and ask our counter staff how to claim your free dehumidifier before the end of the month.

08/18/2026

The Rooftop Selector finds you the right equipment for every commercial job you have, no matter what brand needs replacing. Log in online and quickly identify the right equipment, faster than ever.

Storm season is upon us. Get ahead with these 3 tips on how to best prepare your customers for storm season.Run Test Cyc...
08/14/2026

Storm season is upon us. Get ahead with these 3 tips on how to best prepare your customers for storm season.
Run Test Cycles
Test the Transfer Switch
Check the Battery/Fuel Supply
Suggest your own tips for how to prepare your homeowners below!

08/13/2026

The August Power Deal is here! Save $10 on a Ranco Digital Defrost Controller when you purchase online. Log in now to claim this exclusive deal on the controller with adaptive defrost, inventory protection, all in one dual voltage temp controller.

With ICM, replace dozens of parts with just ONE. The Universal Head Pressure Control and Universal Programmable Timer ca...
08/11/2026

With ICM, replace dozens of parts with just ONE. The Universal Head Pressure Control and Universal Programmable Timer can be set up in just minutes from your phone with the OMNI App. Finish more jobs on the first trip with ICM Universal Controls today.

Meet the New First Alert SC5 2-in-1 smart Smoke & CO Alarm. Precision Detection tech means fewer nuisance-alarm callback...
08/08/2026

Meet the New First Alert SC5 2-in-1 smart Smoke & CO Alarm. Precision Detection tech means fewer nuisance-alarm callbacks, and with the First Alert App you can interconnect up to 18 alarms and deliver mobile alerts for homeowners.
The SC5 is compatible with Nest Protect, BRK, and First Alert alarms and available in battery or wired to fit any job. Grab yours at the counter or order online today.

Address

2505 Airport Way S
Seattle, WA
98134

Opening Hours

Monday 7am - 4pm
Tuesday 7am - 4pm
Wednesday 7am - 4pm
Thursday 7am - 4pm
Friday 7am - 4pm

Telephone

+12068163040

Website

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