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About Hammer Heating & Air
Hammer Heating & Air operates as an HVAC contractor in San Dimas, California, earning a flawless 5.0-star rating from three client reviews. The business maintains weekday service hours from 7 AM to 6 PM, with slightly shortened hours on Wednesday, and extends availability through weekend days. Residents throughout the Pomona Valley region can access heating and cooling services from this contractor, with the company based in the San Dimas area.
With no publicly accessible website content available, specific details regarding brand partnerships, manufacturer certifications, or specialized equipment offerings cannot be verified for this listing. The contractor's service menu aligns with standard residential heating and cooling categories, though particular equipment brands or advanced systems would need to be confirmed through direct inquiry with the business.
Customer feedback highlights the experience of working with Cole, a technician who properly diagnosed an issue that multiple other contractors failed to resolve over several months. One reviewer described receiving a repair in under two hours after other companies quoted thousands of dollars for unnecessary replacements. Another client specifically noted quality workmanship and first-time correctness, indicating the contractor prioritizes accurate diagnostics and lasting solutions over upselling or expedited repairs that may not address the root cause.
What Customers Say
All three published reviews award 5 stars, with both Katherine and Sarah specifically mentioning Cole as the technician who delivered honest diagnostics and reliable workmanship.
Working Hours
| Sunday | 7 AM–6 PM |
| Monday | 7 AM–6 PM |
| Tuesday | 7 AM–6 PM |
| Wednesday | 7 AM–5 PM |
| Thursday | 7 AM–6 PM |
| Friday | 7 AM–6 PM |
| SaturdayToday | 7 AM–6 PM |
Services
Heating Repair
Diagnostic and repair services for malfunctioning heating systems, with emphasis on accurate problem identification.
Cooling Repair
Air conditioning repair addressing cooling failures and performance issues in residential units.
System Maintenance
Preventive maintenance services designed to keep heating and cooling systems operating efficiently.
HVAC Diagnostics
Comprehensive system evaluation to identify root causes rather than treating symptoms.
New System Installation
Installation of replacement heating and cooling equipment when repairs are not feasible.
Indoor Air Quality Assessment
Evaluation services addressing concerns about system air filtration and circulation.
Emergency HVAC Service
Response capabilities for urgent heating or cooling issues requiring immediate attention.