Framing For Corrugated Plastic Roofing

Make sure that you plan how you will lay your panels down otherwise you could ruin your panels if they are put down incorrectly.

Framing for corrugated plastic roofing.

Attach the moldings using galvanized nails to prevent rusting in case of any leaks. Lay your polycarbonate panels on top of the frame of your roof. 6 lay panels on rafters with one corrugation overlap and fasten with aluminum screw nails. Purlin spacing should suit the end laps required for the size of sheet to be used.

This allows the panels to be securely attached to the rafters for maximum stability. Screw the second sheet through the first and into the framing. Use the rounded molding strips on the vertical rafters and the corrugated ones on the horizontal cross braces. For a more secure roof apply caulk sealant between the two overlapping sheets.

Corrugated greca or trimdek 5 rib. Nail round and corrugated molding strips to framing then paint or stain wood before installing panels. On this guide we go through the few steps required to build a beautiful roof for you patio. Place a second corrugated sheet next to the first with the ridge of the panel overlapping.

How to install polycarbonate roofing available from www sunnyside co nz this shows an installation on a pergola. It s also suitable for awnings carports ga. Follow manufacturer s instructions for the sealant application. An infill may be used between the the sheet and the apron flashing on the top edge of the roof or between the purlin and the sheet at the gutter end of the sheet to weather seal.

When framing the roof the spacing for roof trusses should not exceed 24 inches 61 cm and purlins should not exceed 36 inches 91 cm apart. For a secure and attractive finish you should use molding strips on top of the rafters. Corrugations should run in a straight line between the highest and lowest points and at a right angle to the purlins the intermediate supports. Finish fastening the second sheet and then repeat the procedure to complete the bottom row.

Infills are available in the standard roofing profiles. When placing rafters for a tin roof also frequently referred to as corrugated metal or steel it is common to set the distance between rafters based on the size of the roofing panels. On this guide we go through the few steps required to build a beautiful roof for you patio. Attach the panels to the closure strips once they are laid down using plastic compatible screws.

Install a corrugated roofing wall connector panel to a wall with roofing sealant when installing panels for a patio cover.