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Romalite Roofing Sheets Intallation and Storage

Romalite roofing sheets are corrugated translucent roofing products designed for weather protection and enhancement of your outdoor living area.

Romalite roofing can also be installed for use in a variety of roofing, cladding and fencing situations.

Romalite roofing is available in Opal (610mm) frost tint, Clear (760mm) and GRP (760mm), provides shade from the sun, rain and wind, and can easily be cut to measure.

Opal and Clear are available in four handy sheet lengths - 1.8m, 2.4m, 3.0m and 3.6m.

GRP is available in 11 sheet lengths - 1.8m, 2.1m, 2.4m, 2.7m, 3.0m, 3.6m, 4.2m, 4.8m, 5.4m, 6.0m, and 7.2m.

DIMENSIONS

Sheet width:  Opal - 690mm, Clear  and GRP - 860mm 
Effective cover: Opal - 610mm, Clear and GRP - 760mm

Sheet thickness: 0.8mm
1 x sheet of Romalite effectively covers: Opal -  610mm, Clear and GRP - 760mm
2 x sheets of Romalite effectively cover: Opal - 1220mm, Clear and GRP - 1520mm
3 x sheets of Romalite effectively cover:  Opal - 1830mm, Clear and GRP - 2280mm

ROOF PITCH

Romalite will provide correct run-off rain water when the roof pitch is a minimum of 5 degrees.

PURLIN SPACING

Roof sheets are to be installed at no more than 900mm centres. Wall sheets are to be installed at no more than 750mm centres. It is recommended that for high wind areas, 750mm purlin centres should be adhered to in these situations.

900mm: Maximum spanning capability to centre roof purlins
750mm: Maximum spanning capability to centre wall purlins
Maximum sheet overhang should not exceed 50mm.

INSTALLATION 

IMPORTANT:  SHEETING MUST BE INSTALLED WITH THE LASER PRINTING FACING UP.  PAINT PURLIN TOPS WHITE AS THIS REFLECTS THE HEAT OFF THE PURLINS.  IF MOUNTING AGAINST DARK COLOURS OR MATERIALS THAT HEAT UP, PLEASE PROVIDE AN INSULATING LAYER TO PROTECT THE SHEETS FROM PREMATURE AGING.

Correct installation of Romalite Roofing Sheets begins with placing the sheets in position and pre-drilling* of a 10mm oversize hole.  Lay sheet laps away from the prevailing wind crest fix on a roof installation.

Fix sheets generally at every fourth corrugation and at every second corrugation at the ridge, gutter and overlaps.

*TIP: Multipurpose fasteners do not require you to pre-drill the holes.

 

 

Roof Installations
Fix to crest of Romalite corrugations using 14 x 55mm Multipurpose Fasteners containing 21mm weather seal washer.

 

 

Wall Installations
Fix to valley of Romalite corrugations using 12 x 55mm  Timbertite Fasteners containing 21mm weather seal washer.

 

 

Refer to detailed installation guide below.

● The roof should have a minimum pitch of 5°

● Fix on every second corrugation on top and bottom purlin and every third corrugation on the other purlins.

● Purlins should be no further than 900mm apart (closer in high wind zones) and we recommend painting them white to maximise sheet life. Coloured coloured purlins and purlins that are going to get very hot are not recommended as it can burn the sheet.

● Select the sheet length from the standard lengths available

● Ensure appropriate tools are used to install the sheeting

● Roof sheeting must be fixed using  Multipurpose 14g x 50mm or 65mm fasteners

● Ensure lapping edge faces away from the prevailing wind

● When used as cladding or fencing use Timbertite 12g x 55mm fasteners

ACCESSORIES

Profile foam, noise stop tape, back channel flashings, and foam are available to complete the project.

Storage, Handling and Maintenance

  • Keep stacked sheets dry.
  • Because sheets at the top of a stack will act as a magnifying glass, it is essential the stacked sheets are stored away from direct sunlight as heat builds up and distorts stacked sheets. 
  • Romalite Clear and Opal roofing sheets have a life expectancy of 3-5 years.
  • Romalite GRP is a higher-quality product and comes with a 5-year warranty.
162 Te Awa Avenue
Napier
Hawke's Bay 4110
New Zealand