FIXING PROCEDURE FOR COVERMAX AND MAXCOVER
INSTALLATION
The recommended roof fitting method for Covermax and Maxcover is as shown
in the figure below.
No of sheets calculation of standard 3 mtr length = Area to be covered
(3 x effective cover width of the sheet)
RECOMMENDED ENDLAPS
FIXING PROCEDURE
Lay each run of sheets in turn from bottom to
top before moving onto the next run as depicted
below. Similar procedure for wall cladding too.
ROOF
ENDLAP MAX(mm)
ENDLAP MIN(mm)
SLOPE/ PITCH
Under 15°
200
300
Over 15°
150
250
100
200
WALLS
MAXIMUM PURLIN SPACINGS
This recommendation to be taken as a guide only.
A Structural Engineer should determine precise figures.
Direction of laying
GI & Al-Zn STEEL SHEETS SUPPORT SYSTEM
TOTAL
COATED
THICKNESS
mm
Direction of prevailling weather
MAXIMUM PURLIN SPACINGS IN METRES
SIMPLY
SUPPORTED
(2 SUPPORTS
CONTINOUS
SUPPORT
(3 SUPPORTS)
CONTINOUS
SUPPORT
(3 SUPPORTS)
0.25
0.7
0.9
0.9
0.30
0.8
1.0
1.0
0.40
0.9
1.2
1.2
0.50
1.0
1.4
1.4
0.60
1.1
1.6
1.6
0.70
1.2
1.7
1.7
PRODUCT FEATURES
Anti-capillary grooves prevent overflow
of water to ensure leak proof Protection
Extended lip gives better support to overlap
enabling single crest overlap which saves
money.
Lesser sheets required due to wider
effective cover width of 1015mm.
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