Johnstone Supply
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About Johnstone Supply
Johnstone Supply operates in Lacey, Washington as a heating equipment supplier serving professional contractors throughout the region. The business holds a 4.4-star rating across 9 customer reviews and maintains weekday operating hours from 7 AM to 4:30 PM Monday through Friday. Located in Lacey, the supplier serves contractors in the surrounding area who require professional-grade HVAC equipment, parts, and tools for installation and repair work.
This supplier distinguishes itself by maintaining an extensive inventory of commercial and residential HVAC equipment including single packaged units, split systems, mini-split systems, and variable capacity systems. Their product lineup covers air handlers, evaporator coils, and both gas and oil furnaces. The counter sales area offers a broad selection of products with staff described as extremely helpful by multiple reviewers. They also provide field installed accessories and extended warranty options for residential unitary systems.
What Customers Say
Four of five reviewers give 5-star ratings, praising helpful staff and quality equipment selection. One 1-star review notes the business serves certified professionals rather than retail customers, aligning with their contractor-focused model.
Working Hours
| SundayToday | Closed |
| Monday | 7 AM–4:30 PM |
| Tuesday | 7 AM–4:30 PM |
| Wednesday | 7 AM–4:30 PM |
| Thursday | 7 AM–4:30 PM |
| Friday | 7 AM–4:30 PM |
| Saturday | Closed |
Services
Commercial HVAC Equipment
Single packaged units and split systems designed for commercial heating and cooling applications.
Residential Split Systems
Traditional split system equipment for home heating and cooling installation projects.
Mini-Split Systems
Single zone and multi-zone mini-split systems including variable capacity options.
Air Handlers & Evaporator Coils
Indoor air handling units and evaporator coils for residential and commercial systems.
Gas & Oil Furnaces
Gas furnaces and oil furnaces for residential heating replacement and new installations.
Installation Accessories
Field installed accessories and supplies needed for professional HVAC installation work.
Extended Warranties
Optional extended warranty programs available for residential unitary equipment.