Johnson Supply

Heating equipment supplier
4.6(49 reviews)
3930 Stoney Brook Dr, Houston, TX 77063
Johnson Supply

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About Johnson Supply

Johnson Supply operates as a heating equipment supplier serving the Houston metro area with a 4.6-star rating gathered from 49 customer reviews. The business maintains weekday hours from 7 AM to 5 PM, providing access to HVAC components and related supplies for both homeowners undertaking DIY projects and professional contractors sourcing parts for installation and repair work. Given Houston's demanding climate, with summer temperatures regularly exceeding 90 degrees and humidity levels that push AC systems to their limits, having a reliable parts supplier within the city proves essential for maintaining indoor comfort throughout the year.

What distinguishes Johnson Supply from other equipment distributors is the continuity of its staff, which several reviewers explicitly note as uncommon in the retail sector. Long-tenured employees mean customers often work with the same knowledgeable individuals over years, building relationships that translate into personalized service and accurate parts identification the first time. The combination of maintained inventory,staff expertise, and a welcoming atmosphere where customers report feeling treated like family creates a supply experience that functions more like a neighborhood hardware institution than a transactional parts counter.

Customers repeatedly mention specific staff members by name when describing their experiences, suggesting meaningful service relationships. Joseph P references John in the parts department as his go-to person, noting John consistently knows exactly what is needed without requiring extensive description. Jack Chambers credits Mundo for locating Nylog blue refrigerant for a garage mini-split installation, indicating the staff's product knowledge extends beyond common components to specialty items required for modern HVAC configurations.

What Customers Say

Seven of eight reviewers award perfect 5-star ratings, with recurring themes naming specific staffers like John and Mundo as reasons for return visits. Negative feedback centers on a single capacitors testing experience where the customer felt pressured into an unnecessary replacement purchase, contrasting with the overwhelming positive sentiment surrounding the staff's product knowledge and friendly demeanor.

Working Hours

SundayClosed
Monday7 AM–5 PM
Tuesday7 AM–5 PM
Wednesday7 AM–5 PM
Thursday7 AM–5 PM
Friday7 AM–5 PM
SaturdayTodayClosed

Services

HVAC Parts & Components Retail

Counter sales of heating and cooling equipment parts for both professional contractors and DIY homeowners.

Diagnostic Testing Services

Capacitor and component testing to determine whether replacement is necessary before purchase.

Refrigerant Sales

Specialty refrigerants including Nylog blue stocked for mini-split and modern system installations.

Quick Counter Service

Expedited parts procurement allowing contractors to obtain components without scheduling appointments.

System-Specific Part Matching

Staff uses model numbers and descriptions to identify exact compatible parts for customer systems.

Mini-Split Accessories

Specialized components and refrigerants for ductless mini-split systems used in garages and home additions.

Frequently Asked Questions








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