Lexan Multiwall Polycarbonate – Minimum Roof Slope 5º

SHGC is Solar Heat Gain Coefficient – Low SHGC = less solar heat gain.        Sheet Cross Sections

Thickness   Color
Walls Light Trans    R-
value
lb.ft. Bend Length Width
SHGC
8mm – 5/16″ Clear 2 Wall 82% 1.7 .31 55″ 4-48′ 4’&6′ .82
 10 year White 40% .68
 Warranty Bronze 50%  .55
8mm “20 yr” Clear 2 Wall 82% .35
.82
20 year Softlite 79% .77
10mm – 3/8″ Clear 2 Wall 80% 1.8 .37 69″ .80
 10 year White 40% .68
Bronze 50% .55
16mm – 5/8″ Clear 3 Wall 76% 2.4 .57 110″ .78
 10 year White 40% .57
Bronze 50% .53
16mm “20 yr” Clear 3 Wall 74% .60 48″
.78
20 year Softlite 72% .73
16mm Clear X Wall 59% 3.03 .64 120″ 4 -39′ .58
20 year White (5 Walls) 49% .52
25mm X-Wall Clear X Wall 58% 3.7 .70 Do not
.65
Plus White
(5 Walls)
49% Bend .54
 10 year Bronze 28% .42

*Bronze polycarbonate expands dramatically – Consult with sales person before using
* Opal polycarbonate light transmission is the lowest, is best for areas that could get hot and hides dirt.
* Sheet must be Installed with ribs vertical on walls and with the slope on roof. Minimum Roof Slope 5º (1/12)
* Install ribs vertical same direction as sheet length * Sheet size listed width x length.