Furnace Services

Servicing Furnaces in the San Francisco Bay Area

Over 1,000
Trusted Reviews

CastleWorks Home Services
CastleWorks Home Services
4.7
powered by Google

js_loader

Types of Furnace Services We Offer Near San Francisco

  • Changes in temperature can wreak havoc on your home furnace system over time, which may lead to carbon monoxide entering your house
  • To prevent costly repairs and ensure the comfort in your home, contact CastleWorks Bay Area professionals for an efficient furnace repair diagnostic
  • Is your home feeling more chilly than usual even though the furnace is on
844-484-5175
Family sitting on couch

Over 1,000
Trusted Reviews

CastleWorks Home Services
CastleWorks Home Services
4.7
powered by Google

js_loader

We’re Here to Give You Peace of Mind

  • 24/7 Customer Service
  • BBB Accredited A+ Rated, 100% Satisfaction Guarantee
  • Flat Rate Pricing by Experienced Professionals
844-484-5175

  • Free Proposal

    Free Humidifier Install Proposal

    • We will come to your home • Analyze your new whole-home humidifier installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidaysy • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Air Duct Repair Diagnostic

    • We will come to your home • Diagnose the problem with your air ducts • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Air Duct Replacement Proposal

    • We will come to your home • Provide a comprehensive report on the replacement • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Air Duct Sealing Service Proposal + Comprehensive Report

    • We will come to your home • Diagnose the Problem with Your Air Ducts • Provide a Comprehensive Report on the Problem • Perform Our Air Duct Sealing Service • 100% satisfaction guaranteed • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • NO Service Call Fees. NO Dispatch Fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Mini-Split Repair Diagnostic

    • We will come to your home • Diagnose the problem with your ductless mini-split system • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $199

    Sale Price

    $199 Mini-Split Tune-Up

    • Get our total comfort system tune-up • If your system breaks down within 6 months of service; • We’ll come out at no cost to figure out the problem • We’ll give you priority scheduling service • Credit the original maintenance charge toward the repair! • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Ductless Mini-Split Install Proposal

    • We will come to your home • Analyze your new ductless mini-split installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Heat Pump Repair Diagnostic

    • We will come to your home • Diagnose the problem with your heat pump • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Heat Pump Install Proposal

    • We will come to your home • Analyze your new heat pump installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $125

    Sale Price

    $125 Heat Pump Tune-Up

    • We will come to your home to perform a system tune-up. • If your system breaks down within 6 months of service: • We’ll come out at no cost to diagnose the problem • We’ll give you priority scheduling service • Credit your original maintenance charge toward the repair! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Heating System Install Proposal

    • We will come to your home • Analyze your new heating system installation needs • Present you with personalized solutions on what to do next • Financing options available! • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $125

    Sale Price

    $125 Heating System Tune-Up

    • We will come to your home • If your system breaks down within 6 months of service: • We’ll come out at no cost to diagnose the problem • We’ll give you priority scheduling service • Credit your original maintenance charge toward the repair! • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Heating System Repair Diagnostic

    • We will come to your home • Diagnose the problem with your heating system • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • If we do the work we will waive the diagnostic charge! • 100% satisfaction guaranteed • Same day service available on most days in most areas. Call for details! • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Furnace Repair Diagnostic

    • We will come to your home • Diagnose the problem with your furnace system • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $125

    Sale Price

    $125 Furnace Tune-Up

    • We will come to your home to perform a system tune-up. • If your system breaks down within 6 months of service: • We’ll come out at no cost to diagnose the problem • We’ll give you priority scheduling service • Credit your original maintenance charge toward the repair! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Furnace Install Proposal

    • We will come to your home • Analyze your new furnace installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Smart Thermostat Install Proposal

    • We will come to your home • Analyze your new smart thermostat installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Whole-Home Dehumidifier Repair Diagnostic

    • We will come to your home • Diagnose the problem with your dehumidifier • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Dehumidifier Install Proposal

    • We will come to your home • Analyze your new whole-home dehumidifier installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $75

    Sale Price

    $75 Whole-Home Humidifier Repair Diagnostic

    • We will come to your home • Diagnose the problem with your humidifier • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Whole-Home Dehumidifier Repair Diagnostic

    • We will come to your home • Diagnose the problem with your dehumidifier • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Dehumidifier Install Proposal

    • We will come to your home • Analyze your new whole-home dehumidifier installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Whole-Home Humidifier Repair Diagnostic

    • We will come to your home • Diagnose the problem with your humidifier • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Humidifier Install Proposal

    • We will come to your home • Analyze your new whole-home humidifier installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Air Duct Repair Diagnostic

    • We will come to your home • Diagnose the problem with your air ducts • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Estimate

    Free Air Duct Replacement Proposal

    • We will come to your home • Inspect the air duct design in your home • Present you with a comprehensive report with our findings • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Air Duct Sealing Service Proposal + Comprehensive Report

    • We will come to your home • Diagnose the Problem with Your Air Ducts • Provide a Comprehensive Report on the problem • Perform Our Air Duct Sealing Service • 100% satisfaction guaranteed • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • NO Service Call Fees. NO Dispatch Fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Mini-Split Repair Diagnostic

    • We will come to your home • Diagnose the problem with your ductless mini-split system • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Ductless Mini-Split Install Proposal

    • We will come to your home • Analyze your new ductless mini-split installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Heat Pump Repair Diagnostic

    • We will come to your home • Diagnose the problem with your heat pump • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Heat Pump Install Proposal

    • We will come to your home • Analyze your new heat pump installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $125

    Sale Price

    $125 Heat Pump Tune-Up

    •If your system breaks down within 6 months of service we’ll come out at no cost to diagnose the problem • We’ll give you priority scheduling service • Credit your original maintenance charge toward the repair! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Heating System Install Proposal

    • We will come to your home • Analyze your new heating system installation needs • Present you with personalized solutions on what to do next • Financing options available! • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $125

    Sale Price

    $125 Heating System Tune-Up

    • We will come to your home • If your system breaks down within 6 months of service: • We’ll come out at no cost to diagnose the problem • We’ll give you priority scheduling service • Credit your original maintenance charge toward the repair! • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Heating System Repair Diagnostic

    • We will come to your home • Diagnose the problem with your heating system • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • If we do the work we will waive the diagnostic charge! • 100% satisfaction guaranteed • Same day service available on most days in most areas. Call for details! • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $99

    Sale Price

    $99 Furnace Repair Diagnostic

    • We will come to your home • Diagnose the problem with your furnace system • Provide a comprehensive report on the problem • Present you with personalized solutions on what to do next • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • $125

    Sale Price

    $125 Furnace Tune-Up

    • We will come to your home •If your system breaks down within 6 months of service: • We’ll come out at no cost to diagnose the problem • We’ll give you priority scheduling service • Credit your original maintenance charge toward the repair! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Furnace Install Proposal

    • We will come to your home • Analyze your new furnace installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/

  • Free Proposal

    Free Smart Thermostat Install Proposal

    • We will come to your home • Analyze your new smart thermostat installation needs • Present you with personalized solutions on what to do next • Financing options available! • Hours are 7AM to 5PM Monday- Friday. Closed Weekends and Holidays • 100% satisfaction guaranteed • NO service call fees. NO dispatch fees.

    Offer Expires 3/31/