Warner Service
Frederick, MD HVAC · #3 of 5 · 89+ yrs
At a glance
- Google rating
- 4.8★ from 560+ reviews
- In business
- 89+ years
- Services
- 6 HVAC services
- Service area
- Frederick, MD + 4 nearby
- Phone
- +1-301-200-9774
Warner Service as a HVAC provider
Frederick, MD HVAC · #3 of 5 · 89+ yrs
Warner Service lists deep local roots, operating since 1937 in Frederick. Warner Service is a Trane and Daikin comfort specialist dealer. Warner Service notes a 12-year labor warranty on qualifying installations. Warner Service advertises 24/7 emergency response across the Frederick area. Warner Service states background checks are performed for all employees.
Warner Service handles residential HVAC repairs and system replacements around Frederick, MD. Trane Comfort Specialist and Daikin Comfort Specialist dealer, with dealer-level partnerships listed. Labor Warranty: 12-Year on qualifying installations, per their site. Emergency Response: 24/7 service and background-checked technicians are advertised.
At the Frederick, MD HVAC average (84/100). Ranks #3 of 5 listed HVAC providers in Frederick, MD.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Vouched Score | 84/100 | 84/100 | matches city average |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- Authorized Daikin Comfort Specialist Dealer
- Background-verified team
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- Specializes in AC repair
- You need AC system replacement
- You need mini-split installation
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.8★, 560+ reviews)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
84/100 | 4.8★ (560+) | 89+ | — | — | Furnace Repair Labor Warranty |
| 85/100 | 4.9★ (770+) | 34+ | — | — | Best NATE-Certified Team | |
| 85/100 | 5.0★ (960+) | 10+ | — | — | — | |
| 83/100 | 4.8★ (1,025+) | 66+ | — | — | Best for Ductwork & Sealing |
Warner Service as a AC Repair provider
Frederick, MD AC Repair · #5 of 5 · 89+ yrs
Trane Comfort Specialist Dealer for named-brand warranty work. Warner Service advertises a 12-year labor warranty on repairs. Frederick's humid summers increase AC load; Warner notes local seasonal maintenance needs. Warner Service states background checks for all employees. Warner Service advertises same-day and 24/7 emergency response for no-cooling calls.
AC repair and maintenance focused on residential and light-commercial systems in Frederick and nearby towns. Manufacturer dealer: Trane Comfort Specialist, supporting in-warranty brand repairs. Labor warranty (12 years advertised) covers qualifying repair labor. Emergency response (24/7) and same-day service are listed for urgent no-cooling calls.
Frederick, MD AC Repair average is 81/100. Ranks #5 of 5 listed AC Repair providers in Frederick, MD.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Vouched Score | 79/100 | 81/100 | -2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- Authorized Trane Comfort Specialist Dealer
- Background-verified team
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- Specializes in AC repair
- You need AC refrigerant leak repair
- You need same-day or after-hours service
- You want manufacturer-warranty installation work
- You need to finance the work
- You prefer a family-owned operation
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
79/100 | 4.8★ (560+) | 89+ | — | — | — |
| 82/100 | 4.9★ (770+) | 34+ | — | — | — | |
| 81/100 | 4.9★ (575+) | 10+ | — | — | Best NATE-Certified Shop | |
| 81/100 | 5.0★ (960+) | 10+ | — | — | — |
Warner Service as a Emergency AC Repair provider
Frederick, MD Emergency AC Repair · #4 of 5 · 89+ yrs
Warner Service states same-day AC response is available, with 24/7 emergency coverage. The company advertises a 12-year labor warranty on qualifying work. Warner Service notes background checks for all technicians. Frederick sees humid summers; Warner links emergency cooling and seasonal maintenance to local conditions.
Emergency AC Repair serving Frederick and nearby communities, focused on same-day cooling restoration. Manufacturer Dealer: Warner Service lists Trane Comfort Specialist Dealer status. Labor Warranty: Warner Service advertises a 12-Year labor warranty on select installations. Years in business: family-owned and operating for 85+ years.
Frederick, MD Emergency AC Repair average is 81/100. Ranks #4 of 5 listed Emergency AC Repair providers in Frederick, MD.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Vouched Score | 79/100 | 81/100 | -2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- Authorized Trane Comfort Specialist Dealer
- Background-verified team
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- You need AC not cooling — emergency
- You need same-day AC repair
- You need weekend & holiday AC repair
- You need same-day or after-hours service
- You want manufacturer-warranty installation work
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
79/100 | 4.8★ (560+) | 89+ | — | — | — |
| 84/100 | 4.9★ (770+) | 34+ | — | — | — | |
| 81/100 | 4.8★ (1,025+) | 66+ | — | — | — | |
| 81/100 | 5.0★ (960+) | 10+ | — | — | — |
Warner Service as a Furnace Repair provider
Frederick, MD Furnace Repair · #4 of 5 · 89+ yrs
Warner Service leads with dedicated furnace repair and diagnostics, per their site. Trane Comfort Specialist Dealer status, per their pages, supports in-warranty repairs. Warner Service advertises a 12-year labor warranty for covered work. Founded in 1937, Warner Service lists 85+ years of local operation. Frederick's humid continental winters make reliable no-heat response vital in this market.
Warner Service handles furnace repair and diagnostics for Frederick-area homes. Trane Comfort Specialist Dealer, per their site, supports in-warranty repairs. Labor Warranty: advertises a 12-year labor warranty on qualifying work. Experience: 85+ years in business serving local heating needs.
Frederick, MD Furnace Repair average is 79/100. Ranks #4 of 5 listed Furnace Repair providers in Frederick, MD.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Vouched Score | 77/100 | 79/100 | -2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- Authorized Trane Comfort Specialist Dealer
- Background-verified team
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- Specializes in furnace repair
- You need no-heat / emergency furnace repair
- You need furnace heat exchanger replacement
- You need furnace tune-up & maintenance
- You need same-day or after-hours service
- You want manufacturer-warranty installation work
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
77/100 | 4.8★ (560+) | 89+ | — | — | Best for Heat-Exchanger Replacement |
| 84/100 | 4.9★ (770+) | 34+ | — | — | — | |
| 81/100 | 4.8★ (1,025+) | 66+ | — | — | — | |
| 79/100 | 5.0★ (960+) | 10+ | — | — | — |
Warner Service as a Furnace Replacement provider
Frederick, MD Furnace Replacement · #4 of 5 · 89+ yrs
High-efficiency furnace installs emphasize Trane condensing models and efficiency upgrades.
Furnace replacement and installation for high-efficiency residential systems in Frederick.
Frederick, MD Furnace Replacement average is 79/100. Ranks #4 of 5 listed Furnace Replacement providers in Frederick, MD.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Vouched Score | 76/100 | 79/100 | -3 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- Authorized Trane Comfort Specialist Dealer
- Background-verified team
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- You need same-day furnace replacement
- You need high-efficiency furnace replacement
- You need same-day or after-hours service
- You want manufacturer-warranty installation work
- You need to finance the work
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
76/100 | 4.8★ (560+) | 89+ | — | — | — |
| 85/100 | 4.9★ (770+) | 34+ | — | — | Best Manufacturer-Authorized Installer | |
| 81/100 | 4.8★ (1,025+) | 66+ | — | — | — | |
| 78/100 | 5.0★ (960+) | 10+ | — | — | — |
Warner Service as a Mini-Split Installation provider
Frederick, MD Mini-Split Installation · #5 of 5 · 89+ yrs
Warner Service lists Daikin Comfort Pro dealer status for ductless systems. The company reports 85+ years in business. Frederick's humid summers stress cooling capacity and load calculations. Their site advertises a 12-year labor warranty. Warner Service notes background-checked technicians and free estimates.
Warner Service installs ductless mini-split systems in Frederick, MD. Daikin Comfort Pro dealer status is listed on their site. Labor warranty (12-Year advertised) appears in their credentials. Free estimates and financing are available per their website.
Frederick, MD Mini-Split Installation average is 78/100. Ranks #5 of 5 listed Mini-Split Installation providers in Frederick, MD.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Vouched Score | 76/100 | 78/100 | -2 vs avg |
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- Authorized Daikin Comfort Pro Dealer
- Background-verified team
- Emergency response: 24/7
- 12-Year labor warranty
- Financing available
- Free estimates
- You want manufacturer-warranty installation work
- You need to finance the work
- You prefer a family-owned operation
- You want a top-rated provider with substantial review history (4.8★, 560+ reviews)
- You value a long-tenured local operator (89+ years in business)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
76/100 | 4.8★ (560+) | 89+ | — | — | — |
| 81/100 | 4.9★ (770+) | 34+ | — | — | — | |
| 79/100 | 5.0★ (960+) | 10+ | — | — | — | |
| 78/100 | 4.8★ (1,025+) | 66+ | — | — | — |
Warner Service as a AC Replacement provider
Frederick, MD AC Replacement · 89+ yrs
Full-system central AC replacements with named-brand installs and documented outcomes.
Central AC replacement and full-system installs for Frederick-area homes, focused on named-brand systems.
| Signal | Warner Service | Frederick avg | Delta |
|---|---|---|---|
| Google rating | 4.8★ | 4.9★ | -0.1 vs avg |
| Review volume | 560+ | 780+ | -219 vs avg |
| Years in business | 89+ | 42+ | +47 vs avg |
- High Google rating (4.8★ across 560+ reviews)
- Long-established (89+ years in business)
- You want a top-rated provider with substantial review history (4.8★, 560+ reviews)
- You value a long-tenured local operator (89+ years in business)
- You want a BBB-rated firm specifically
| Provider | Vouched | Years | BBB | Yelp | Our picks | |
|---|---|---|---|---|---|---|
Warner Service (this company) |
— | 4.8★ (560+) | 89+ | — | — | — |
| — | 4.9★ (770+) | 34+ | — | — | — | |
| — | 4.9★ (575+) | 10+ | — | — | — | |
| — | 5.0★ (960+) | 10+ | — | — | — |
What customers say
Services
- AC Repair — Diagnostics and repair of central air conditioning systems — refrigerant leaks, capacitor and contactor failures, condenser fan motors, and thermostat issues.
- AC Replacement — Removal and replacement of an aging or failed central A/C — typically condenser, evaporator coil, and refrigerant lines.
- HVAC Installation — Full HVAC system installation including indoor and outdoor equipment, ductwork tie-in, and refrigerant work.
- Mini-Split Systems — Mini-split installation and service — typically ductless, used for additions or zoned comfort.
- Furnace Repair — Repair of gas and electric furnaces — ignition systems, blower motors, heat exchangers, control boards, and flame sensors.
- Emergency HVAC Service — After-hours emergency response for no-cool and no-heat calls.
Service area
Published pricing
Discounts
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10% off
As published: 10% off"…book now Our Trusted Plumbing Partners Promotions 10%OFF of Service for Veterans, First Responders, & Seni…"
Maintenance plans
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Maintenance Plan
As published: Maintenance Plan"…cooling, and plumbing needs. Book Now Sign Up for Maintenance Plan Our Service is Your Comfort Our Services Committe…"
Pricing model
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Transparent pricing
As published: Transparent pricing"…At Warner Service , we make it easy by offering: Transparent pricing with no hidden fees Fast response times for emerg…" -
No hidden fees
As published: No hidden fees"…ake it easy by offering: Transparent pricing with no hidden fees Fast response times for emergencies and urgent re…"
Estimates
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Free estimates
As published: Free estimates"…y Family-owned and Operated for Three Generations Free Estimates on Replacements and Installations In Business si…"
Guarantees & credentials
- 12-Year Warranty
Sourced from the provider's own website. We surface these as published; we do not independently verify each license or warranty.
Contact & hours
Frequently asked questions
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Does Warner Service do AC Repair in Frederick, MD?
Does Warner Service do AC Replacement in Frederick, MD?
Does Warner Service do HVAC Installation in Frederick, MD?
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Profile last updated July 20, 2026.