Flat Roof Skylight Installation
Flat roofs and membrane roofing systems require specialist detailing — and this is where many skylights fail when installed incorrectly.
Our expert flat roof skylight installations ensure long-term waterproofing, performance, and compliance.
Service Overview
Flat roofs and membrane roofs require specialist detailing — and this is where many skylights fail when installed incorrectly.
We specialise in flat roof skylights, including:
- VELUX flat roof skylights (FCM, CVU)
- Custom upstands
- Torch-on and membrane integration
- Waterproofing to manufacturer specs
Perfect for modern homes, townhouses, and commercial buildings.
Our Installation Process
Site Assessment
We assess roof structure, membrane type, and skylight placement requirements.
System Design
Custom upstands and skylight systems are specified to suit your roof design.
Professional Installation
Certified installers integrate skylights seamlessly with membrane and torch-on roofing systems.
Waterproofing & Testing
All installations are sealed, tested, and verified to meet manufacturer and NZ Building Code standards.
Why Choose Skylight Experts?
Specialists in modern skylight installation
Extensive flat roof experience
VELUX Authorised Supplier & Installer
Manufacturer-spec waterproofing systems
Service Areas
Auckland
Wellington
Christchurch
Hamilton
FAQ's
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Are flat roof skylights more prone to leaks?
Yes. Skylight Experts are VELUX Certified Installers, meaning our team has been trained and approved by VELUX to install their skylights correctly, safely, and in line with manufacturer specifications.
Can skylights be installed on existing flat roofs?
Correct installation is critical to skylight performance. Using a certified installer helps ensure:
- Proper flashing and waterproofing
- Long-term weather tightness
- Full validity of the VELUX product warranty
Poor installation is the most common cause of skylight leaks — certification matters
What VELUX flat roof models do you install?
Correct installation is critical to skylight performance. Using a certified installer helps ensure:
- Proper flashing and waterproofing
- Long-term weather tightness
- Full validity of the VELUX product warranty
Poor installation is the most common cause of skylight leaks — certification matters
How long does installation take?
Most flat roof skylight installations take 1–2 days, depending on roof structure and skylight size.
Will installing a skylight affect my roof warranty?
It depends on your roofing system. A certified installer can ensure the installation meets manufacturer and building code requirements.
Get In Touch
Bring natural daylight into your flat-roof space with professionally
installed skylights designed to perform.