Johnstone Supply

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About Johnstone Supply
Johnstone Supply operates as a heating equipment supplier in Eagleville, serving contractors across Montgomery County and the greater Philadelphia region. The business maintains a 4.5-star rating from 23 customer reviews, indicating consistent satisfaction among the professional contractors who depend on their inventory and expertise. As a distributor, they stock residential and commercial HVAC equipment including furnaces, split systems, mini-split configurations, and air handlers from major manufacturers.
The supplier distinguishes itself through contractor-focused resources unavailable at typical retail outlets. Their online quote request system allows tradespeople to secure pricing before committing to purchases, while same-day will-call pickup ensures projects stay on schedule. The Advantage Program provides added value for established accounts, and their technical support line connects contractors with specialists who can troubleshoot installation questions. This combination of inventory accessibility and professional support makes them a preferred source for plumbing and HVAC professionals alike.
Multiple reviewers describe specific staff members who handle challenging requests with efficiency. Megan consistently appears in positive reviews for locating hard-to-find parts across manufacturers, with one reviewer noting she handled demanding same-day needs. Another customer mentions Adam, their territory manager, as a knowledgeable resource for product questions. These accounts suggest a team experienced in solving urgent problems for working contractors.
What Customers Say
Eight reviewers all award 5 stars, with six specifically naming staff members who delivered exceptional service. Megan appears in four reviews for locating parts other locations could not find, while Adam receives mention as a responsive territory manager. No negative feedback appears in the sampled reviews.
Working Hours
| Sunday | Closed |
| MondayToday | 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
Residential HVAC Equipment Distribution
Stocking furnaces, air handlers, evaporator coils, and split systems for residential installation projects.
Mini-Split Systems
Offering single-zone and multi-zone mini-split configurations including variable capacity systems.
Commercial HVAC Supply
Providing commercial packaged units and split systems for larger building applications.
Same-Day Will-Call Pickup
Allowing contractors to retrieve parts the same day to keep installation schedules on track.
Online Quote Requests
Enabling contractors to request pricing for project equipment through their digital portal.
Contractor Account Program
The Advantage Program provides benefits and pricing structures for registered contractor accounts.
Extended Warranties
Offering manufacturer extended warranties on select equipment for added coverage.