Energy Efficient Roofing: How Cool Roofs Can Cut Your Energy Bills by 20%
- True North Roofing
- Jan 15
- 1 min read
Updated: Feb 13
In an era of rising energy costs and environmental consciousness, cool roofing technology offers a powerful solution for both commercial and residential properties. Learn how this innovative approach to roofing can dramatically reduce your energy consumption and energy efficiency while improving comfort and sustainability.
Understanding Cool Roof Technology
Cool roofs work by maximizing solar reflectance and thermal emittance. This means they:
Reflect more sunlight than traditional roofs
Release absorbed heat more efficiently
Maintain lower surface temperatures
Reduce heat transfer into buildings
The Science Behind the Savings
Traditional dark roofs can reach temperatures of 150°F or higher on sunny days. Cool roofs typically stay 50-60°F cooler, resulting in:
Reduced air conditioning needs
Lower peak electricity demand
Extended HVAC equipment life
Improved indoor comfort
Cool Roofing Options
For Commercial Buildings
Single-Ply Membranes
TPO (Thermoplastic Polyolefin)
PVC (Polyvinyl Chloride)
EPDM with white coating
Built-Up Roofing with Cool Coating
Reflective cap sheets
White gravel or coating
Modified bitumen with cool surface
For Residential Properties
Cool Asphalt Shingles
Specially engineered granules
Higher solar reflectance
Traditional appearance
Metal Roofing
Natural reflectivity
Long lifespan
Multiple style options
Real Cost Savings
Energy Reduction
10-30% cooling energy savings
2-5% total energy cost reduction
Reduced peak demand charges
Lower HVAC maintenance costs
Extended Roof Life
Less thermal stress
Reduced material degradation
Longer replacement intervals
Lower lifetime costs
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