Johnstone Supply of SE WI- Menomonee Falls

Johnstone Supply of SE WI- Menomonee Falls Wholesale HVAC/R Distributor Plus, our relationships with hundreds of the industry's top manufacturers give you access to a million special order parts.

Johnstone Supply Milwaukee is a leading HVAC/R Wholesale Distributer with access to over 70,000 locally stocked products and inventory so you can get it same or next day in most cases. Our product selection is continually growing to meet the needs of HVACR contractors to ensure we have the best brands and technology. From equipment, to parts, to supplies you can be confident Johnstone has what you need today. Johnstone Supply: Making it Easier to do Business.

🏆 BIG NEWS FOR JOHNSTONE SUPPLY! 🏆We’re proud to share that Johnstone Supply has been ranked the #2 HVACR Distributor i...
08/20/2026

🏆 BIG NEWS FOR JOHNSTONE SUPPLY! 🏆

We’re proud to share that Johnstone Supply has been ranked the #2 HVACR Distributor in North America in the 2026 MDM Top Distributors Report!

This recognition is based on annual fiscal revenue—and it represents much more than a ranking. It reflects the hard work of our team, the strength of our supplier partnerships, and most importantly, the continued support of our customers.

At Johnstone Supply of Southeast Wisconsin, we’re proud to be part of a nationwide organization that continues to lead the HVACR industry while allowing us to deliver the local service and expertise our contractors depend on.

🔧 Technical & Engineering Support
🎓 Industry Training
📦 The products you need, when you need them
🤝 Local people committed to your success

Thank you to our customers, employees, and partners for helping make achievements like this possible.

🥈 #2 HVACR Distributor in North America — and we’re just getting started!

06/17/2026

🚨 MENOMONEE FALLS CONTRACTORS! 🚨
Looking for incredible deals on ductless equipment and clearance inventory?

🎥 Check out our latest video from Johnstone Supply Menomonee Falls featuring:
✅ Ductless heating & cooling equipment
✅ Clearance inventory specials
✅ Scratch & dent opportunities
✅ Great deals on equipment ready to move
✅ First come, first served pricing

Whether you're stocking up for upcoming installs, need replacement equipment, or just love finding a bargain, now is the time to stop in and see what's available

📍 Johnstone Supply – Menomonee Falls ⏳ Inventory changes daily 💰 Once it's gone, it's gone!

Watch the video, then stop by and see what treasures you can find before someone else does

Another full classBRAZING FUNDAMENTALS Hands-On HVAC Training for Installers & Service Technicians A properly brazed joi...
06/17/2026

Another full class

BRAZING FUNDAMENTALS

Hands-On HVAC Training for Installers & Service Technicians

A properly brazed joint can mean the difference between a reliable system and a costly callback.

Join us for a hands-on training session focused on the fundamentals of HVAC brazing, proper torch techniques, nitrogen purging, and industry best practices.

Whether you're new to the trade or looking to sharpen your skills, this class will provide practical knowledge you can immediately apply in the field.

WHAT YOU'LL LEARN

✔ Proper Brazing Techniques

✔ Nitrogen Purging Best Practices

✔ Torch Setup & Safety Procedures

✔ Leak Prevention Techniques

✔ Common Brazing Mistakes and How to Avoid Them

✔ Industry Best Practices

HANDS-ON LEARNING

This is not just a classroom presentation.

Participants will have the opportunity to:

• Observe live demonstrations

• Practice proper brazing procedures

• Ask questions directly to experienced trainers

• Learn techniques that help reduce callbacks and improve system reliability

A huge THANK YOU to Hisense HVAC and Streamline Mueller for helping make our Counter Day in Menomonee Falls a great succ...
06/11/2026

A huge THANK YOU to Hisense HVAC and Streamline Mueller for helping make our Counter Day in Menomonee Falls a great success!

We appreciate everyone who stopped by for lunch, checked out the latest products, asked questions, and spent time with the manufacturer representatives.

Special thanks to: 🔹 Hisense HVAC for showcasing their affordable, efficient ductless and side-discharge solutions. 🔹 Streamline Mueller for demonstrating their industry-leading press fittings and sharing their expertise with our customers.

Events like these give contractors the opportunity to learn about new products, explore new applications, and connect directly with the experts behind the brands they trust.

Thank you to all of our customers who attended and helped make the event a success. We look forward to seeing you at our next training class, counter day, or contractor event!

Ductless Recap on Bosch and Hisense IN-STOCK SYSTEMS at great prices.
06/10/2026

Ductless Recap on Bosch and Hisense IN-STOCK SYSTEMS at great prices.

05/26/2026

🔥 MAY IS DUCTLESS MONTH at johnstonesupply.com⁠� 🔥

The month is winding down, but the savings, inventory, and support are still going strong!
Whether you’re installing a single-zone bedroom system or a full multi-zone setup, we’ve got EVERYTHING you need to get the job done:

✅ Largest Ductless Inventory in Wisconsin
✅ Indoor & Outdoor Units In Stock
✅ Line Sets, Pads & Accessories
✅ A2L Ready Products & Tools
✅ Technical Support from Local Experts
✅ Contractor Pricing + Clearance Opportunities
✅ Online Ordering 24/7

From ductless systems to the parts behind the install — johnstonesupply.com⁠� and your local Johnstone Supply of SE WI branch are ready to keep your jobs moving.

⏳ Don’t miss the final days of May Ductless Month!

Stop in, stock up, and lock in the deals before the month ends.

05/22/2026

🇺🇸 Memorial Day Notice 🇺🇸
All Johnstone Supply of SE WI locations will be CLOSED on Memorial Day as we honor and remember those who served.
🚨 Emergency openings will still be available for contractors needing critical parts and support.
Need equipment fast?
We’ve got you covered with: ✔️ Ductless Systems
✔️ Forced Air Equipment
✔️ A/C Parts & Supplies
✔️ Refrigeration Products
✔️ Hydronics Inventory
🔥 Shop Online Specials and place orders for IN-STORE PICKUP anytime at johnstonesupply.com⁠�
Thank you to all who have served and continue to serve our country.

Getting some hydronics training this morning then back to Ductless Month training this afternoon.
05/13/2026

Getting some hydronics training this morning then back to Ductless Month training this afternoon.

05/13/2026

🔥 MAY IS DUCTLESS MONTH at Johnstone Supply⁠� – Menomonee Falls 🔥
Your local Ductless Headquarters is stocked and ready with clearance pricing on select ductless systems and accessories.
From single-zone upgrades to complete multi-zone applications, we have the inventory, support, and contractor-focused service to keep your jobs moving.
✅ Large In-Stock Ductless Inventory
✅ Mini-Split & Multi-Zone Systems
✅ Accessories, Controls & Line Sets
✅ Local Technical Support
✅ Fast Pickup at Menomonee Falls
💥 Clearance Pricing While Supplies Last
💥 Great Deals on Select Equipment
💥 Avoid Long Lead Times & Backorders
💥 Support From a Team That Understands HVAC
Whether you're tackling residential replacements, additions, garages, basements, or light commercial projects — we’re here to help you get it done right.
📍 Menomonee Falls Branch
📞 Stop in or call today for availability and pricing

Address

N59W13730 Manhardt Drive
Menomonee Falls, WI
53051

Opening Hours

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

Telephone

+14145274422

Website

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