Johnstone Supply

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About Johnstone Supply
Johnstone Supply operates in Hartford, Connecticut as a commercial heating equipment distributor serving licensed HVAC contractors across the region. With a perfect 5.0-star rating from seven verified reviews, this supplier has built a reputation for carrying hard-to-find components and maintaining competitive pricing on major equipment brands. The store maintains standard business hours Monday through Friday from 7 AM to 5 PM, with Saturday and Sunday operations closed. Contractors visiting the location consistently report finding exactly what they need for complex installations and emergency repairs.
What distinguishes this distributor from standard supply houses is its specialized inventory access and contractor-only model. The company operates as an Amana dealer and stocks comprehensive residential and commercial HVAC equipment including gas and oil furnaces, split systems, single packaged units, mini-split variable capacity systems, and air handler assemblies. Unique services include the EZ-Locker Pick Up system for will-call orders and a Loyalty Rewards Program that provides ongoing value for frequent purchasers. The training calendar indicates ongoing professional development opportunities for contractor partners.
Customer feedback highlights specific positive experiences with the supplier's responsiveness and inventory depth. Jennifer E. noted the staff was friendly and efficient in locating specific components, while B M. emphasized the combination of good prices and strong customer service. The three visible reviews all award five stars, with particular emphasis on product availability and value compared to other suppliers in the market.
What Customers Say
All seven reviews award five stars, with three visible reviews consistently praising product availability, competitive pricing, and efficient customer service. Reviewers specifically note finding needed items and friendly staff assistance.
Working Hours
| SundayToday | Closed |
| Monday | 7 AM–5 PM |
| Tuesday | 7 AM–5 PM |
| Wednesday | 7 AM–5 PM |
| Thursday | 7 AM–5 PM |
| Friday | 7 AM–5 PM |
| Saturday | Closed |
Services
Commercial HVAC Equipment Distribution
Single packaged units, split systems, and multi-zone systems for commercial installation contractors.
Residential Heating Equipment
Gas furnaces, oil furnaces, and air handlers for residential replacement and new construction.
Mini-Split Systems
Variable capacity single and multi-zone mini-split heat pump systems for ductless applications.
Evaporator Coils & Air Handlers
Indoor coil units and air handler assemblies for system replacements.
Field Installation Accessories
Installation supplies, refrigerant lines, and mounting hardware for complete installations.
Contractor Account Services
Business accounts with loyalty rewards and streamlined ordering for qualified contractors.
Equipment Training Programs
Ongoing training calendar with manufacturer certification and professional development courses.