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Find Your Comfort Zone

WHICH WINDOW MATCHES YOUR COMFORT ZONE?

No matter what window you choose, all ProVia windows offer exceptional quality and energy efficiency.

2015 ENERGY STAR Certified Criteria for Windows 
Climate Zone U-Factor SHGC
Northern <=0.27 Any
=0.28 >=0.32
=0.29 >=0.37
=0.30 >=0.42
North-Central <=0.30 <=0.40
South-Central <=0.30 <=0.25
Southern  <=0.40 <=0.25
 

To find out more about our products and how they meet your climate zone’s criteria – click here.

Features

ecoLite™

Aspect™

Endure™

Aeris™ 

Thermal U-Factor for Standard Glass Package 0.30 0.27 (ENERGY STAR Northern,North-Central) 0.27 (ENERGY STAR Nationwide) 0.27 (ENERGY STAR Nationwide)
Glazing Packet 3/4" for dual 3/4" for dual and 1" for Triple 3/4" for dual and 1" for Triple 1" for dual and triple
Spacer System Intercept Blackline Super Spacer Super Spacer Super Spacer  
Weatherstripping/Seal Dual Triple Triple Dual
Air Infiltration .11 cfm/ft² .04 cfm/ft² .04 cfm/ft² .25 cfm/ft²
EXCEEDS  NFRC Requirements by 198% EXCEEDS NFRC Requirements by 650% EXCEEDS NFRC Requirements by 650% EXCEEDS NFRC Requirements by 120%
Frame Depth 3 1/4" 3 1/4" 3 1/4" 3 1/4"
Structural DP35 DP50 DP50 DP50
Composite Reinforcement - Innergy Rail N/a Optional Standard N/a
Neopor Insulation N/a Optional Standard Standard
Balance System Quick Tilt Roller Tilt Compound Tension Compound Tension 
Top Sash Retention N/a Standard Standard N/a
Sloped Sill  Standard Standard Standard Standard
Interior and Exterior Accessory Grooves Standard Standard Standard Exterior only
Integral Nailing Fin Standard Standard Standard N/a