Why Boston Homeowners Choose Tech Cepheus
Master Technician
20+ years hands-on experience.
Thousands of systems repaired.
Same-Day Service
Call before noon — we'll be there today.
Transparent Pricing
$60 diagnostic fee waived
when you hire us.
6-Month Warranty
All repairs guaranteed.
Peace of mind included.
24/7 Emergency
No heat? AC dead?
We answer day and night.
All Major Brands
Carrier, Lennox, Daikin,
Trane, Mitsubishi & more.
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40+ Five-Star Reviews on Google & Thumbtack
Our Service
Residential & Commercial HVAC Solutions
Heating Repair
Air Quality Solutions
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Air Purifier Installation
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Humidifiers & Dehumidifiers
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UV Light Air Treatment
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HEPA Filter Systems
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Whole-Home Ventilation
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Energy Recovery Ventilation (ERV) & Heat Recovery Ventilators (HRV)
AC Repair
AC not cooling? Running but warm air? We'll diagnose and fix it today.
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Central AC repair
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Mini-split service
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Refrigerant recharge
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Compressor issues
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Emergency AC repair
Energy Efficiency & Upgrades
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Energy Audit & Consultation
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HVAC System Upgrades
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Smart Thermostat Integration
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SEER Rating Consultation (for AC Efficiency)
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Zoning Systems for Energy Saving
Maintenance
Prevent breakdowns before they happen. Keep your system running efficiently.
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Seasonal tune-ups
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Filter replacement
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System inspection
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Performance optimization
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Maintenance plans
Commercial HVAC Services
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Rooftop Unit Installation & Repair
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Commercial Ventilation Systems
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Scheduled Commercial Maintenance
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Refrigeration Services (for restaurants, stores):
- Walk in coolers
- Walk in freezers
- Ice makers/machines
Serving Greater Boston
Brands we working with
