6
2 APPLICATION
4
Usethecalculatortodeterminethecorrectrailorientationforyourproject.Thecalculatortakesintoaccount,for
example,thetypeofroofcoveringandthestructuresupportingtheroof.
1 Checktherooftypeandtheroofstructuretype.Isitaroofwithpurlinsortrusses,orwithsolidengineeringwoodboards?
2 Lookupthetypeofroofcoveringofyourprojectinthetable.
3 Checkthetablefortherecommendedorientationofthesolarpanelsandrails.
ROOF MATERIAL TRUSSES PURLINS ENGINEERED WOOD
BOARDS
BITUMEN INSULATED
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails
BITUMEN UNINSULATED
X X
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails
EPDM (INSULATED AND
NON-INSULATED)
X X
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails
ARABIC TILES
X X
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails
CORRUGATED SHEETS
X
Landscape panels and
vertical rails
X
STEEL ROOF TRAPEZOIDAL
X
Landscape panels and
vertical rails
X
STEEL ROOF CORRUGATED
SHEETS
X
Landscape panels and
vertical rails
X
STEEL ROOF TILES SHEETS
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails
Portraitpanelsand
horizontalrails
Landscape panels and
vertical rails