GRR Cooling Experts Inc.
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About GRR Cooling Experts Inc.
GRR Cooling Experts Inc. maintains a 3.0-star rating drawn from four client reviews in Brooklyn and throughout New York City. The company operates as an industrial and commercial HVAC specialist, having completed over 350 retrofit projects across the metropolitan area. Their service footprint includes Brooklyn Hospital Center, Columbia University, and NewYork-Presbyterian, among other institutional clients. Operating hours span Monday through Friday from 8 AM to 4 PM, with emergency response capabilities available.
The contractor distinguishes itself through specialized expertise in energy-efficient fan array retrofits and air handling unit upgrades. GRR Cooling maintains fan arrays in stock and provides UL-certified engineering for complex installations. Their portfolio includes 1,000-plus fan arrays installed with a documented track record of zero unplanned downtime during retrofit projects. The company reports over 10 million kWh in cumulative energy savings delivered to client facilities.
A reviewer working on HVAC retrofit projects in New York City described GRR as easy to work with, noting strong communication practices and practical problem-solving in challenging access situations. The feedback specifically praised the team's ability to navigate existing conditions in dense urban environments. This single detailed review highlights the contractor's field adaptability, though overall rating data indicates mixed client experiences across their four documented projects.
What Customers Say
One of four reviewers mentions GRR's communication and practical field approach, specifically praising their ability to handle tough access and existing conditions in NYC retrofit projects.
Working Hours
| SundayToday | Closed |
| Monday | 8 AM–4 PM |
| Tuesday | 8 AM–4 PM |
| Wednesday | 8 AM–4 PM |
| Thursday | 8 AM–4 PM |
| Friday | 8 AM–4 PM |
| Saturday | Closed |
Services
Industrial HVAC Retrofitting
Energy-efficient fan array retrofits and air handling unit upgrades that reduce operating costs by up to 30%.
Commercial HVAC Maintenance
24/7 preventive maintenance programs designed for hospitals, offices, and large commercial facilities.
Fan Array Installation
Installation of EC fan arrays with UL-certified engineering, including stock inventory for rapid deployment.
Emergency Cooling Solutions
On-call rapid response for urgent breakdowns, minimizing downtime in mission-critical environments.
Custom Ventilation Solutions
Tailored ventilation system design improving efficiency, safety, and long-term reliability.
Retrofit Planning Support
Planning services evaluating redundancy, access, controls, and shutdown windows before installation.