Photovoltaic panel roof waterproofing treatment method

How can Sika help with a solar PV roof?

Sika can advise how to make your solar PV roof perform optimally, ensuring not only that the PV panels are mounted correctly, but also that the entire roof assembly is designed incorporating vapor retarders where required, proper insulation layers, appropriate fastening technology, correct detailing and more.

How do you waterproof a flat roof?

Joints are made by heating the underside either with a gas torch or hot air gun. Liquid applied membranes – a liquid system that is applied to the roof area and cures to form a waterproof membrane. Most of these membrane systems can be used to waterproof both flat and pitched roof structures.

How much does it cost to waterproof a rooftop solar system?

Improperly waterproofing a rooftop solar system is expensive. The labor costs to repair smaller leaks often range between $500 and $1,000. If the problem is bigger, flashed mounts or the whole roof may need replaced.

What is a solar roof?

A solar roof or rooftop photovoltaic (PV) system is a setup where electricity-generating solar panels are mounted on the roof, utilizing the prime exposure of the rooftop to sunlight and creating one of the most environmentally friendly roofs possible.

How do waterproof membranes work?

Waterproof membranes work by sealing every seam, crack and crevice. This roofing method results in a watertight membrane that protects in the heaviest rains, even when ponding occurs, for 20 to 30 years. These roofing systems require a qualified roofer to seal every penetration, taking great care for long-term reliability.

Can a flat roof be waterproofed?

Most of these membrane systems can be used to waterproof both flat and pitched roof structures. A flat roof is classified as having a pitch of 10 degrees or less whilst a pitched roof has a pitch of 11 degrees or more. There are many different types of flat roof construction, but the three main ones are as follows;