PRODUCT PERFORMANCE SUMMARY
Weathervane products are certified to the AAMA 101/A440 Standard by Keystone Cerifications, Inc.
Ratings based on actual product testing to be used for product comparison only.  Performance varies with unit size, configuration, and certain options.  Some multi-unit combinations may not perform to levels shown below if different from actual tested configurations.  For specific projects, please submit window specifications, configurations, sizes, and other relevant data to Weathervane for review.  Weathervane reserves the right to change this information at any time without notice. 
VANTAGE I Series
Design
ASTM E330
ASTM E547
ASTM E283
3-3/8" Frame
Pressure
Structural
Water
Air
Size (up to)
(DP Rating)
Load
Penetration
Infiltration
Product Line
Configuration
Sq.ft. R.O.
psf
psf
psf
cfm/sq.ft.
Casement
Individual Unit
16.5 sq.ft.
50
60.0
9.00
Less than 0.3
Multi-unit Combination
42 sq.ft.
25
37.5
6.00
Less than 0.3
Awning
Individual Unit
12.5 sq.ft.
40
60.0
8.00
Less than 0.3
Multi-unit Combination
42 sq.ft.
25
37.5
6.00
Less than 0.3
Picture Window
Individual Unit
48 sq.ft.
35
52.5
12.00
Less than 0.3
Multi-unit Combination
48 sq.ft.
30
45.0
7.50
Less than 0.3
Horizontal Slider
Individual Unit
30 sq.ft.
35
52.5
5.40
Less than 0.3
Multi-unit Combination
45 sq.ft.
20
30.0
3.75
Less than 0.3
Single Hung
Individual Unit
28 sq.ft.
30
45.0
5.40
Less than 0.3
Multi-unit Combination
48 sq.ft.
25
37.5
3.75
Less than 0.3
VX Patio Door
Individual Unit
55 sq.ft.
25
37.5
3.75
Less than 0.3
Multi-unit Combination
80 sq.ft.
25
37.5
3.75
Less than 0.3
French Rail Patio Door
Individual Unit
68 sq. ft.
25
37.5
3.75
Less than 0.3
Multi-unit Combination
84 sq.ft.
25
37.5
3.75
Less than 0.3
 
 
VANTAGE II Series
Design
ASTM E330
ASTM E547
ASTM E283
2-5/8" Frame
Pressure
Structural
Water
Air
Size (up to)
(DP Rating)
Load
Penetration
Infiltration
Product Line
Configuration
Sq.ft. R.O.
psf
psf
psf
cfm/sq.ft.
Horizontal Slider
Individual Unit
25 sq.ft.
20
30.0
3.00
Less than 0.3
Multi-unit Combination
36 sq.ft.
15
22.5
3.00
Less than 0.3
Single hung
Individual Unit
24 sq.ft.
20
30.0
3.75
Less than 0.3
Multi-unit Combination
36 sq.ft.
20
30.0
3.75
Less than 0.3
Picture Window
Individual Unit
25 sq.ft.
30
45.0
12.00
Less than 0.3
Multi-unit Combination
36 sq.ft.
20
30.0
7.50
Less than 0.3