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Installation Fixing
 
TNZ Roofing, wall cladding, tile, corrugation and accessories are manufactured from the finest high quality raw material coils of PPGI (Pre Painted Galvanized Iron), PPGL (Pre Painted Galvalume) and NCGL (Non Colour Galvalume).
 
›› The recommended roof fitting method is as shown below
 
 
›› Trapezoidal Roofing Load Chart
 
Note:  
DLLL Dead-Load + Live Load (Defiecation Limitation :Span/180)
UDL - Wind Unifrom Distributed Load Wind (Defiecation Limitation :Span/120)
 
Sheet TK mm Load Case Purlin Spacing Meter
1.0 1.1 .1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0
0.35 udi - DLLL 306.4 230.2 177.3 139.5 111.7 90.8 74.8 62.4 52.5 44.7 38.3
udi - wind 574.6 431.7 332.5 261.5 209.4 170.2 140.3 116.9 98.5 83.8 71.8
0.4 udi - DLLL 395.7 297.3 229 180.1 144.2 117.2 96.6 80.5 67.8 57.7 49.5
udi - wind 741.8 557.4 429.3 337.7 270.4 219.8 181.1 151 127.2 108.2 92.7
0.47 udi - DLLL 521.6 391.9 301.9 237.4 190.1 154.6 127.4 106.2 89.4 76.1 65.2
udi - wind 978.1 734.8 566 445.2 356.4 289.8 238.8 199.1 167.7 142.6 122.3
0.5 udi - DLLL 574.4 432.3 333 261.9 209.7 170.5 140.5 117.1 98.7 83.9 71.9
udi - wind 1078.9 810.6 624.4 491.1 393.2 319.7 263.4 219.4 185 157.3 134.9
0.6 udi - DLLL 736.8 553.6 426.4 335.4 268.5 218.3 179.9 150 126.3 107.4 92.1
udi - wind 1381.6 1038 799.5 628.8 503.5 409.4 337.3 281.2 236.9 201.4 172.7
 
›› TNZ Roofings Mandarin Roofing Fixing Details
 

  • Purlin should come under every alternate tile
  • Each and every end lap should be on top of the purlin.
  • During overlap anti - capillary groove side to be placed on the bottom
  • Precede the sheet lying towards right starting from left.
  • At eave purlin there should be fasteners in every tile.
  • At the intermediate purlin every other tile should have fasteners.
  • Use SDS Screws for fixing the sheet.
  • Use torque adjustable screw gun for fixing screen.
  • Do not overtighten the fastners, set correct torque before drilling.
  • Always store sheet horizontally in stacks, with timber baton.
  • Cover the sheet stored in the open with polythene or tarpaulin with a plenty for ventitlation.
  • Building slope should be minimum 20 degrees
  • Mastic Butyl sealant tape to be used between the sheet overlap for better water leakage arrest
 
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