Johnstone Supply Detroit Group

Johnstone Supply Detroit Group HVAC/R Wholesale Distributor National strength, Local service. We’re your wholesale source for over 70,000 HVACR parts, equipment and supplies.

Take us with you wherever you go—we’re mobile optimized.

Fall allergy season is here. That means more IAQ installs, more LED cell replacements, and more opportunity for you. RGF...
09/18/2026

Fall allergy season is here. That means more IAQ installs, more LED cell replacements, and more opportunity for you. RGF's HALO-LED is a whole-home solution that protects the system and keeps your customer breathing easier. Stock up now. Shop RGF at Johnstone today.

09/16/2026

Tai McKinney is answering the most common questions we get from you! Like How do I know how many units I should install and where should they go? And when is ductless the right solution vs a ducted heat pump? We got you covered with local trainings and experienced counter staff.
Stop by to ask your burning questions, or just chat. We’d love to see you!

Working a hydronics job? Johnstone has it handled. Boilers, pumps, valves, water heaters and more. All the brands you tr...
09/14/2026

Working a hydronics job? Johnstone has it handled. Boilers, pumps, valves, water heaters and more. All the brands you trust, all in one place. Check out our hydronics insert in this month's flyer or ask your local counter. Johnstone Supply. We've got hydronics handled.

Stock smarter and fix faster, with White-Rodgers Connect. Universal control modules that replace thousands of OEM part n...
09/11/2026

Stock smarter and fix faster, with White-Rodgers Connect. Universal control modules that replace thousands of OEM part numbers. Configure and diagnose right from your phone. No Wi-Fi and no login needed. Stock up at JohnstoneSupply.com or in-store today.

Count on Resideo for nearly every job. From pumps and valves for hydronics systems to filtration solutions and humidity ...
09/09/2026

Count on Resideo for nearly every job. From pumps and valves for hydronics systems to filtration solutions and humidity control for total comfort all season long. Every Resideo purchase earns you ProPERKS points. Find it all at Johnstone Supply.

09/08/2026

People say they can wait to replace their air filters…so we put it to the test and looked at what the science says.
👇 What myth should we test next?

Whether you’re taking the day off or staying on the grind, take a moment to appreciate the hard work that got us here. H...
09/07/2026

Whether you’re taking the day off or staying on the grind, take a moment to appreciate the hard work that got us here. Happy Labor Day from Johnstone Supply!

Mark your calendars, we are closed on Labor Day!
09/05/2026

Mark your calendars, we are closed on Labor Day!

The September Power Deal is here! Save $25 on a Universal Wi-Fi Thermostat from Pro-1 when you purchase online or in the...
09/04/2026

The September Power Deal is here! Save $25 on a Universal Wi-Fi Thermostat from Pro-1 when you purchase online or in the new mobile app. Log in now to claim this exclusive deal on the thermostat that fits every system.

Address

12800 Lyndon Street
Detroit, MI
48227

Opening Hours

Monday 7:30am - 4:30pm
Tuesday 7:30am - 4:30pm
Wednesday 7:30am - 4:30pm
Thursday 7:30am - 4:30pm
Friday 7:30am - 4:30pm
Saturday 8am - 12pm

Telephone

(313)4914911

Website

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