Johnstone Supply Bothell
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Johnstone Supply Bothell 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.
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!
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.
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.
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.
08/04/2026
Streamline your next project with Diversitech, our supplier of the month for August. DiversiTech offers a comprehensive, one-stop solution for all your HVACR workflows. From critical electrical components and durable equipment pads to everyday accessories, their lineup ensures you're prepared for everything from routine installations to emergency repairs. Visit us in-store or reach out today to learn more about this month's featured DiversiTech solutions available at Johnstone Supply.
07/31/2026
Enhance indoor comfort for your customers with the 221 Indoor Air Quality Basics course from Johnstone University. Expand your knowledge on IAQ and temperature management, plus boost your understanding of air improvement systems. Enroll now at JohnstoneUniversity.com.
TODAY IN-BRANCH ONLY! 15% off all Resideo purchases over $1000! 10% off all Resideo purchases over $500! PLUS!!!!! $30 off every 6 units of Honeywell Home ElitePRO™ Smart Thermostats
TOMORROW IN-BRANCH ONLY! 15% off all Resideo purchases over $1000! 10% off all Resideo purchases over $500! PLUS!!!!! $30 off every 6 units of Honeywell Home ElitePRO™ Smart Thermostats
07/24/2026
Two summers of warranty coverage, that's what you get when you install a Copeland ZP Scroll Compressor with a White-Rodgers SureSwitch Contactor and register both in the Copeland Mobile app at the time of installation. That's 18 months of coverage. Just install, register, and you're covered. Jump start your protection by visiting JohnstoneSupply.com/Promotion.
Click here to claim your Sponsored Listing.
Address
22322 20th Avenue SE Ste 150
Bothell, WA
98021
Opening Hours
| Monday | 7am - 5pm |
| Tuesday | 7am - 5pm |
| Wednesday | 7am - 5pm |
| Thursday | 7am - 5pm |
| Friday | 7am - 5pm |