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