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.

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

Just wrapped up Counter Sales Training—and this one hit different.Great group, real conversations, and a lot of practica...
04/29/2026

Just wrapped up Counter Sales Training—and this one hit different.

Great group, real conversations, and a lot of practical takeaways you can actually use the next day in the field. Even better… built some solid connections with new people in the room.

04/14/2026

🔥 JB PUMP DAYS ARE BACK – FREE SERVICE + HANDS-ON TRAINING 🔥
It’s time to get your pumps dialed in before the season hits. Join us at Johnstone Supply of SE WI for JB Pump Days and take advantage of FREE service, expert support, and hands-on demos.

📍 Tour Stops:
• Tuesday, April 14 | 11am–2pm – Fond du Lac
• Wednesday, April 15 | 11am–2pm – Waukesha
• Thursday, April 16 | 11am–2pm – Menomonee Falls
• Friday, April 17 | 11am–2pm – Oak Creek

🛠️ What You Get:

✔ FREE inspection, performance testing & oil change (ALL brands)
✔ FREE replacement of normal wear-and-tear parts (JB pumps)
✔ Hands-on demos with JB Climate Class tools
✔ Learn how to extend pump life & improve performance
🚨 BONUS: Get up close with the latest JB vacuum pumps + wireless tools and see why more pros are making the switch.

⚠️ Max 3 pumps per contractor – bring them in early.
🇺🇸 Built for the pros. Made in the USA.
👉 Stop in, grab some knowledge, and keep your jobs running clean and efficient.

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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