Johnstone Supply

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About Johnstone Supply
Johnstone Supply operates as a heating equipment supplier in Lakeland, Florida, serving contractors and trades professionals across the region. The business holds a 4.7-star rating drawn from 41 customer reviews, reflecting consistent service delivery in the HVAC distribution sector. Located in Lakeland, the company provides access to commercial and residential HVAC equipment, including single packaged units, split systems, and specialty manufactured housing solutions. The supplier maintains standard commercial hours Monday through Friday from 7:30 AM to 5 PM, with Saturday and Sunday availability varying by location.
This supplier differentiates itself through an extensive equipment catalog spanning multiple HVAC categories. The inventory includes mini-split systems offering variable capacity technology, air handlers with evaporator coil options, and field-installed accessories for customized installations. Commercial clients benefit from single packaged unit selections and multi-zone system configurations, while residential customers access furnace options including gas and oil units. Extended warranty programs add value for long-term equipment protection. The business also stocks installation accessories and tool brands that reviewers specifically praise for variety and quality compared to competing suppliers.
Customer feedback highlights the team's commitment to contractor relationships. Luke R, who services AC systems for a large company, notes that manager Andy and counter staff Eric, Walter, and Frank consistently facilitate same-day ordering and quickly source uncommon items. Another reviewer describes the staff going above and beyond during last-minute requests, ensuring smooth project timelines. Don Williams, an HVACR contractor, specifically compares the tool brand selection favorably to United Refrigeration, while Bruce Mathieu relies on the location for all his supply needs. One reviewer does mention that non-licensed customers may encounter limited assistance, reflecting the business's contractor-focused model.
What Customers Say
Seven of eight reviewers award 5-star ratings, with specific praise for manager Andy and counter staff Eric, Walter, and Frank. One 1-star review from Rossie Culpepper cites dismissive treatment when seeking assistance without a contractor account. Positive reviews consistently highlight quick sourcing of uncommon items and same-day ordering capability.
Working Hours
| SundayToday | Closed |
| Monday | 7:30 AM–5 PM |
| Tuesday | 7:30 AM–5 PM |
| Wednesday | 7:30 AM–5 PM |
| Thursday | 7:30 AM–5 PM |
| Friday | 7:30 AM–5 PM |
| Saturday | Closed |
Services
Commercial HVAC Equipment Distribution
Single packaged units and split systems for commercial building installations and upgrades.
Residential Heating and Cooling Systems
Furnaces, air handlers, and evaporator coils designed for home installation.
Mini-Split System Supplies
Single zone and multi-zone mini-splits including variable capacity technology options.
Specialty Manufactured Housing Equipment
HVAC solutions specifically designed for manufactured and mobile home applications.
Extended Warranty Programs
Optional extended coverage plans available for residential and commercial equipment purchases.
HVAC Tools and Accessories
Installation accessories and field-installed components for professional contractor projects.
Ice Cream Service
Complimentary ice cream available for contractor customers visiting during hot workdays.