#CORRUGATED ROOFING HOW TO#
#CORRUGATED ROOFING INSTALL#

A screwdriver is an absolute must in solar panel installation. A good solar power kit should have all the components you need to set up a solar power-generator in your home.Hand Tools. Anyone who wants to attach solar panels to roof must understand how the system works.

Also, the steeper the roof pitch the less overhang will be needed to ensure rain water raining doesn’t overshoot the gutter.Things You Will Need For This TutorialBasic Knowledge of Solar Power Systems. As a guide, the more exposed a roof the less you are best to have as the risk of wind uplift is higher. The best distance to overhang corrugated roofing sheets varies depending on the below. We suggest a maximum 70mm overhang over the edge of the eaves. How much do you Overhang Corrugated Roofing Sheets?Ĭorrugated sheets need overhung at the bottom edge or gutter of a roof to allow for drainage into your gutter. We suggest installing the first Corrapol Rock N Lock, on one side, to help guide the corrugated sheets across. If the last sheet corrugation doesn’t end exactly at 40mm out then simply overhang the Rock N Lock over the edge to suit. Approximately 40mm should be allowed for the Rock N Lock flashing on each side of your corrugated roof. Corrapol Rock N Lock Flashings are manufactured in a gable or wall option to suit if you have an open side or sidewall at your gables.ĭesigned to reduce the chance of wind uplift and protect the gables of roofs from the elements the Rock N Lock is an essential component and needs to be included in any width calculations. Why do you need to leave extra space beside corrugated sheets on either side of a roof?īefore installing your corrugated roofing sheets remember to allow space for your Rock N Lock Flashings. Pitch between 5-10 degrees - Overlap 320 mm Pitch between 10-15 degrees - Overlap 220 mm Pitch of 15 degrees or over - Overlap 180 mm As with the width overlaps, how much you need to overlap the sheets lengthways depends on the pitch of your roof:

#CORRUGATED ROOFING HOW TO#

Please see our How to Cut Corrugated Bitumen Sheets Guide for help on how to cut our Corrapol-BT Bitumen Sheets.įor longer roofs then you will need to overlap the corrugated roofing sheets lengthways as well. It is also possible to overlap more than two corrugations if you don’t want to trim your sheets at the edge and would prefer to just overlap more over the roof. Pitch less than 10° - Two Corrugation overlaps Pitch greater than 10° - One Corrugation overlap How much should you overlap corrugated roofing sheets?Īlways overlap corrugated sheets a minimum of one or two corrugation peaks widthways depending on your roof pitch: If you are unsure about which direction the prevailing wind is at your project location the best way is to simply observe the weather/wind for a few weeks prior to your installation to spot the wind patterns in the area. This is advisable as it reduces the chance of wind uplift over time and increases the life span of the roof.

#CORRUGATED ROOFING INSTALL#

When installing corrugated roofing sheets, bitumen or plastic, always try to install with the prevailing direction at your location. Which way are corrugated roofing sheets overlapped? Overlaps on corrugated roof sheets, such as Corrapol PVC sheets, can be length or widths ways making it simple to calculate how many sheets are required and requiring minimal cuts. It is important to overlap corrugated sheets properly when installing, taking into account your specific roof requirements including the pitch of your roof, location and other factors. Why are corrugated roofing sheets overlapped?Ĭreating a waterproof cover is one of the main functions of a roof and so overlapping your corrugated sheets helps to seal the roof properly.

Corrapol PVC DIY Grade Corrugated Sheets.

Corrapol Stormproof Heavy Duty Corrugated Sheets.

Corrapol-BT Corrugated Bitumen Roof Sheets.

Awnapol Premium Bitumen Corrugated Sheets.

We manufacture a wide range of corrugated roofing sheets and so this guide is applicable for our corrugated sheets ranges including: This ‘How to overlap Corrapol Roofing Sheets’ is a mega guide with a video covering all the common questions (and some top tips!) about installing and overlapping corrugated roofing sheets. To install Corrapol Corrugated Roofing Sheets you simply have to overlap your sheets widthways and lengthways and secure them down – easy! This ease of installation is one of the main reasons why corrugated roof sheets are so popular for domestic and commercial projects on a wide range of applications.

SEKOSNAP ®: Superior Secondary Glazing System.

ALUPAVE ®: FIREPROOF FULL-SEAL ROOF AND DECKING SYSTEM.

SOLEK ®: HEAT-REFLECTIVE MULTIWALL SHEET.

Corrugated roofing