Low-cost mechanical upgrades:
- Added boiler protection valves
- Created primary-secondary system
- Reduced wear to boilers
- Reduced energy output to building
Advanced building automation system & sensors:
- Installed web-accessible automation system
- Intelligent boiler control algorithms
- Temperature sensors in suites and garage
- Snow sensor to control snowmelt system
Interval Data Optimization and Performance Surveillance:
- Tracking energy use every day, every hour
- Using performance feedback to optimize energy output
- Eliminating energy waste and maximizing results
Project Results
| Natural Gas Savings: | 50,000 m3 per year (36%) |
| Reduction in Utility Costs: | $15,000 per year |
| Project Cost: | $22,100 |
| Return on Investment: | 1.5 year payback period |
Additional Benefits:
- Improved resident comfort and reduced overheating
- Reduced staff maintenance and workload
- Ongoing Performance Surveillance to protect savings