Hambleside Danelaw Ltd have been manufacturing GRP rooflights in the UK for over 45 years. Our brand, Zenon®, is the market leader in developing environmentally conscious solutions to improve building energy performance, while reducing the carbon footprint through the efficient and effective use of daylight. Our GRP rooflights can be used in industrial, agricultural, and commercial buildings.

Thermal Transmission

Solar Transmission

Light Transmission

Natural Daylight

What is GRP?

CPD Seminar; Low Carbon GRP Daylight Solutions for the Metal Building Envelope
Zenon 25 and 30 Year Service Guarantee
BBA Certificates for rooflight sheets and system

Insulation Options

Zenon Evolution

Zenon Pro
Zenon Arc Modular Barrel Vault Rooflight

