Johnstone Supply — Johnson City, TN Furnace Repair Reviews

At a glance

Google rating: 4.6★ from 10 reviews
Services: 1 Furnace Repair service
Service area: Johnson City, TN + 1 nearby

Overview

Editorial review

Johnstone Supply lists dedicated furnace repair support and parts for residential systems. The company notes combustion analyzers and diagnostic tooling on site. The site highlights heat-exchanger repair and gas-valve combustion work. Local stock availability supports faster winter repairs in Johnson City's cold, damp winters.

Johnstone Supply supplies furnace parts and lists repair support for residential heating systems in Johnson City. Combustion Analysis is advertised, including combustion analyzers and related test tools. Heat Exchanger Repair and Gas Valve & Combustion are named specializations on the site.

Vouched Score breakdown — 56/100

Johnson City, TN Furnace Repair average is 75/100. Ranks #5 of 4 listed Furnace Repair providers in Johnson City, TN.

Editorial Review 48 48%

Google Rating 87 18%

Local Search Rank 25 10%

Review Sentiment 78 16%

Google Review Volume 29 10%

Composite of public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment of provider profile. See full methodology →

How Johnstone Supply compares to the Johnson City average

Across 4 vetted furnace repair providers in Johnson City, TN.

Signal	Johnstone Supply	Johnson City avg	Delta
Vouched Score	56/100	75/100	-19 vs avg
Google rating	4.6★	4.7★	-0.1 vs avg
Review volume	10+	440+	-428 vs avg

Cons

Smaller review history (11 Google reviews)

When to choose them — and when to consider alternatives

Consider alternatives if

You prefer a provider with hundreds of customer reviews
You want a BBB-rated firm specifically

Services

Furnace Repair

Service area

Johnson City, TN home · Repair Johnson City, TN home

Office: 3115 N Roan St, Johnson City, TN 37601, USA

Neighborhood: 3115 N Roan St, Johnson City, TN 37601, USA

Contact & hours

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3115 N Roan St, Johnson City, TN 37601, USA

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Call for hours

Frequently asked questions

What are the cons of Johnstone Supply?

Concerns flagged from public records and reviews: Smaller review history (11 Google reviews).

When should I consider alternatives to Johnstone Supply?

Consider alternatives if: You prefer a provider with hundreds of customer reviews; You want a BBB-rated firm specifically.

What is the Vouched Score for Johnstone Supply?

56/100. Top contributing signals: Google Rating 87/100+ Review Sentiment 78/100, Llm Score 48/100. The score blends public-record signals (BBB, license records), customer review signals (Google, Yelp), and editorial assessment.

What does furnace repair service typically cost when working with a Johnson City, TN provider like Johnstone Supply?

Furnace service call / diagnostic fee typically runs $60–$165, and hot surface igniter replacement runs $125–$370 in Johnson City, Tennessee. These are area-wide market estimates, not Johnstone Supply's quotes. For an exact price, request a written estimate from Johnstone Supply.

Does Johnstone Supply do Furnace Repair in Johnson City, TN?

Yes. Johnstone Supply lists Furnace Repair among its services and serves Johnson City, TN and Repair Johnson City, TN.

Compare with nearby providers

Provider	Vouched	Google	Years	BBB	Yelp	Our picks
Johnstone Supply (this company)	56/100	4.6★ (10+)	—	—	—	Blower & Inducer Motor Repair
Lane Thompson Heating & Cooling	81/100	4.9★ (350+)	23+	—	—	Best NATE-Certified Shop
IntegrityFirst HVAC	74/100	5.0★ (90+)	12+	—	—	Best for Commercial Furnace Repair
Advanced Heat Pump Systems	58/100	4.1★ (75+)	44+	—	—	Best for Furnace Tune-Up & Maintenance

Listed in

Best Furnace in Repair Johnson City, TN

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