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49 Years
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Emergency
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Expert HVAC Services in Mesa, AZ
Ferrin Brothers has served Arizona since 1977, built on principles of integrity, honesty, and customer-centric service. Founded by Larry and Doug Ferrin, our family-owned business prioritizes ethical practices over profit, ensuring transparent solutions for residential and commercial HVAC needs. With over 45 years of combined experience, we specialize in air conditioning repair, maintenance, and energy-efficient upgrades, avoiding high-pressure sales tactics. Our technicians are trained professionals, not commissioned salespeople, guaranteeing honest recommendations tailored to your system's needs.

Recognized by Fannie Mae and Freddie Mac as approved contractors, we maintain a flawless record with the Arizona Registrar of Contractors. Our commitment to diligence ensures timely service completion, while our focus on goodwill fosters long-term customer relationships. We pride ourselves on affordability, technical expertise, and community trust, offering a $68 A/C tune-up special to extend system longevity and efficiency.
Services
New A/C Units Repair Maintenance Heating Service Air Quality Control Energy Conservation Commercial Services
Details
  • Year established: 1977
Highlights and features
  • 34 years of Arizona HVAC expertise with transparent pricing
  • Technicians prioritize repairs over unnecessary replacements
  • Energy-efficient solutions reduce long-term operating costs
  • Family-owned with perfect regulatory compliance history
  • Free consultations with owner involvement available
Associations and certifications
  • Arizona Registrar of Contractors
  • Fannie Mae
  • Freddie Mac
What people say
Honest advice No pressure sales Efficient repairs Fair pricing Knowledgeable technicians
Services
New A/C Units
Professional A/C unit replacement services focusing on energy efficiency and proper system sizing. Our experts calculate exact requirements for optimal performance while considering budget constraints. We offer multiple equipment options without pressure selling, ensuring cost-effective solutions that reduce long-term energy consumption by up to 40%.
Emergency Repairs
24/7 emergency HVAC repair services addressing system failures and performance issues. Our non-commissioned technicians diagnose problems accurately without upselling unnecessary parts. Specializing in same-day solutions for residential and commercial clients across Arizona's extreme climate conditions.
Maintenance
Preventative maintenance programs extending equipment lifespan while improving efficiency. Our $68 tune-up special includes comprehensive system checks, coil cleaning, and airflow optimization. Regular maintenance prevents unexpected breakdowns and maintains manufacturer warranty validity through documented service history.
Air Quality
Indoor air quality assessments identifying pollutants and humidity issues. We implement filtration upgrades, duct cleaning, and ventilation improvements to address health concerns like allergies and respiratory conditions. Our solutions comply with EPA guidelines for safe indoor environments.
Commercial HVAC
Tailored HVAC solutions for businesses including system audits and energy conservation plans. We service multi-unit properties, schools, and office buildings with minimal operational disruption. Our commercial clients benefit from priority scheduling and bulk service pricing options.
People
Rob Ferrin
Owner
Third-generation HVAC professional with 25+ years of Arizona-specific experience. Maintains family legacy of ethical service since taking over in 1996. Directly oversees technician training and customer satisfaction protocols.
Larry Ferrin
Founder
Established company in 1977 with core values of integrity and customer trust. Developed initial service philosophy that remains foundational to current operations. Retired in 1996 but legacy continues through family leadership.
Questions
What are common air conditioning problems?
Electrical issues, compressor failures, and dirty coils are frequent problems. Regular maintenance prevents 80% of emergency breakdowns by addressing airflow restrictions and component wear.
How do I check HVAC efficiency?
Compare summer energy bills against system SEER ratings. Our technicians perform thermal imaging and airflow measurements to identify efficiency losses in ductwork and insulation.
What factors affect installation costs?
System size, energy efficiency ratings, and home construction quality primarily determine costs. We provide free consultations to evaluate these factors and recommend appropriate budget solutions.
How can I reduce cooling costs?
Replace air filters monthly, seal windows/doors, and maintain proper thermostat settings. Our energy audits identify additional savings opportunities through equipment upgrades or duct modifications.
What should I look for in a contractor?
Verify AZ Registrar of Contractors license, check references, and ensure technicians aren't commissioned salespeople. Request written proposals comparing repair vs replacement options with detailed cost breakdowns.