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Comstock Park

JOHNSTONE CATALOG View our award winning catalog online!

Did you know we deliver on our own fleet of trucks?
Find out more here.

Our Credit Application or our COD application is now available online. Requires Adobe Acrobat Reader.


24/7 Online Access
to your account.

Seal-Tite is simply the best brand available today.
Find out why.

Johnstone Supply is  your source for quality AO Smith water heaters!
From Our Website To Your Jobsite!
Need an online account? You can request one here.

Welcome to Johnstone Supply of West Michigan!

Browse more than 45,000 commercial and residential products available on-line. Just click on the order online button on the left.


•Replaces Most PSC & OEM Genteq X-13 Motors!

•Auto-Sizes to Each Application!

•Variable Speed!

•Easy to install

•Measures & Adjusts to Static Pressure!

•Design includes surge protection and integrated wire jumpers!

•Demonstrate hand-held programmer & installation of the Constant Fan Kit!

•Saves electricity and Improves comfort  thru use of constant fan

•Great low price

• Now in stock!

New Honeywell Lyric
Smart Thermostat Introduced!

WiFi connection with smart mobile app

 Noted Features:

GeoFencing - learns how you live and sets the temp back when you are gone to save you money.

Fine Tune – knows not to run the a/c on low humidity days as often. Knows to run the a/c more on humid days. Takes outdoor temperatures into consideration.

Easy Comfort Shortcuts – create them in the app to change temps for different events like sleep, workout, warmer, etc.

SmartCues- notifications of filter changes, seasonal maintenance, finding professional help, temperature alerts and tips.

24v, 3 heat-2 cool heatpump. 2 heat, 2 cool conventional.

No common wire needed , terminals for IAQ, dehumid, humid, ventilation control U1a U1b, very easy to install and setup, Mobile app works with multiple smart phones, 5 year warranty.

Honeywell's Lyric has partnered with Apple to support HomeKit, the iPhone, iPad maker's new home automation standard introduced with iOS 8. More to come on this.

Did you get the Johnstone Mobile App Yet?

• Real Time Order Entry!

• Pricing & Availability!
• Search for Products!
• Scan Barcodes!
• Product Pictures & Specs!
• Product Groups!
• Replenish your Inventory!
• Open Orders, Bids, Invoices!
• Payables Summary!

To sign up!  Just contact Neda Holt at or (231) 777-2727 ext. 1300. You will then receive a return email inviting you to download the app from either the Apple App Store or the Google Play Store for Android. You will also receive a temporary password which you will be prompted to change at your first login. Give it a try!

Johnstone Supply is a full line distributor for TETCO  Geothermal Heat Pumps. Geothermal Heat Pumps Save Energy!

The TETCO line of geothermal systems has been around since 1977 and is one of the oldest dedicated geothermal brands. That longevity is a testament to the quality and reputation of TETCO systems.

TETCO offers a diverse product line to fit most any geothermal installation — for both new construction and replacement applications. Quality and reliability are built in to every unit.  Ask your Johnstone representative for information about TETCO today!

Working Viessmann Display
Installed in Grand Rapids Branch!

An innovative new working Viessmann Combi (Vitodens 100) boiler display was recently installed in our Grand Rapids showroom. This modern system includes a Myson towel warmer, déco radiator and a hydronic bench radiator! The system also heats the showroom through the installed SpacePak display while providing domestic hot water to the building's sinks and bathrooms. Special thanks to Grundfos, Webstone, Amtrol and Weiss for their contributions. Come in today to check it out!

Recent & Upcoming Price Changes

Broan-Nutone price increase (various) effective January 1, 2014
Danfoss 2.5% price increase effective January 1, 2014
Flanders 3% price increase on std pleated effective January 1, 2014 10% on fiberglass, poly throwaways, and custom pleated.
Testo price increase January 1, 2014
Tetco/Enertech price increase 3-5% January 1, 2014
Field Controls 1-5% price increase January 1, 2014
Aspen Coils various price Increase January 8, 2014
Klein Tools 5% price increase January 15, 2014
Webstone price change January 15, 2014
Robertshaw various price increase January 20, 2014
Taco various price increase January 31, 2014
ICP Heil  3-4% price increase Feb 1, 2014
Grundfos 5% price increase March 1, 2014
Diversitech various price increase March 10, 2014
Generalaire various price increase March 15,2014
Hart & Cooley various price changes April 1, 2014
Caleffi various price increase April 1, 2014
AO Smith 5-8% price increase May 1, 2014
Miller/Nordyne 5% price increase May 1, 2014
Fantech various price increase May 1, 2014
Hart & Cooley Bvent 5% price increase May 1, 2014
AO Smith Parts
various price changes Jun 1, 2014
Packard 3.4% price increase June 15, 2014
US Motors/Nidec 3% price increase July 1, 2014
Flanders Filters
various price increase July 1, 2014

0-5% price increase July 1, 2014
ICP Parts various price increase July 1, 2014
Reverberay 1-10% price increase July 1, 2014
Coleman Cable 7% price increase July 17, 2014
Aprilaire price increase August 1, 2014
LDR various price increase August 1, 2014
Dunkirk Boilers 2-10% price increase Aug 18, 2014
Modine Unit Heaters 2-5% price increase  Sept 1, 2014
Honeywell price increase 3-4% Sept 12, 2014
Navien price increase Oct 1, 2014
Robertshaw 4% price increase Nov 1, 2014


Click here to see our upcoming schools!

Find out about the latest energy incentives here!
Energy Incentives

Exclusive Cross-Referencing System

Heating Solutions

Learn more about Honeywell Generators!!
Honeywell Generators

Authorized Tecumseh Wholesaler
 & Condensing Units


 Geothermal Heat Pumps

Test Instruments

See us for all your Commercial Control Needs

Check out the new fireplaces from Empire that are priced to compete!

Miller offers the only 95% PVC vented furnace for mobile homes.
Find out here.

Johnstone Supply is your source for Aprilaire products.

High-Velocity Air Conditioning with small 2" outlets. Find out how.


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