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HessianCole carry out the following VELUX and other brand Skylight/Roof Window services.

  • Supply and fit VELUX windows, sun tunnels, blinds and accessories.

  • New installations including design, planning approval and building regulations.

  • Replacement VELUX windows/skylights.

  • Repair and service VELUX windows/skylights.

  • Replacement VELUX window/skylight glazing.

The VELUX Specialists


Disclaimer - HessianCole offer services related to the installation of VELUX products and we are not part of the VELUX company, VELUX is a registered trademark of VKR Holding A/S.  If you have issues covered under warranty with VELUX products not purchased through HessianCole please use the following link -

certass logo.png
VELUX Services
VELUX New Installations

Planning & Building Regs

Design and install right up to and including decorating.  Read more on New Installations

VELUX Window New Installaton - Oxfordshire
Replacement VELUX Windows

Replace any existing roof window with a new VELUX equivelent.  And usually without the need for scaffolding.  Read more on Replacements

Replace VELUX Windows
Replacement VELUX Glazing

Replace misted or damaged glazing and upgrade to a modern VELUX double glazed unit.

Read more on VELUX replacement glazing

VELUX Replacement Glazing
Repair VELUX Windows

Repair and service your VELUX windows and add more years of hassle free operation.

Read more on VELUX Repair, Maintenance and Servicing

Repair VELUX Windows
VELUX Certified Installers
VELUX Certified Installers

We are fully accredited members of the VELUX Certified Installers scheme. 

The scheme provides consumers with pre vetted roof window installers that have received training from VELUX and have satisfied various checks including:

  • Examination of their financial records and trading history

  • Regular on site inspections of new installations and replacement roof windows

  • Provision of relevant documents such as public liability insurance

  • Credit checks

  • References from previous customers

What our 
customers say
HessianCole Google Reviews
HessianCole - Referenceline Reviews
Read more reviews from previous customers on our google and referenceline pages.
Certass Registered Installers

HessianCole are Certass registered installers allowing us to self certify replacement roof window installations.   Although at time of installation often overlooked building regulations is often requested during any future sale of the property.  Certass and FENSA members should provide certificates following installation of replacement windows/skylights/rooflights.


All Certass competent persons scheme members are regularly audited, both on-site and at business premises. Certass also check our business processes and procedures to make sure that we meet the requirements of the Government-endorsed, UKAS-accredited competent persons scheme standards.

Certass Registered - HessianCole
Certass Registered - HessianCole
HessianCole Certass Profile
VELUX Specialists - HessianCole
Area Covered

HessianCole are based in Bicester, Oxfordshire and the area we serve spans 8 counties.

For our rooflight new installation and replacement work we cover a 50 mile radius.

Repairs and servicing we try to keep a little more local but please feel free to contact us.

The map below shows postcode areas we cover, if your not sure email us.

HessianCole - VELUX Service Area
Oxfordshire VELUX


Northampton VELUX


Buckinghamshire VELUX


Bedfordshire VELUX


Warwickshire VELUX


Berkshire VELUX


Wiltshire VELUX


Gloucestershire VELUX


VELUX Planning & Building Regulations
VELUX Planning Permission

Do you need planning approval for your VELUX Window/Skylight?

In most cases you do not need planning approval to install a new VELUX rooflight /skylight or Sun Tunnel.

Rooflights are considered under Class C of the GPDO 2015 (General Permitted Development Order).

We carry out new installations that involve building regulations approval, planning applications and listed buildings consent.  

We have experience in submitting planning applications and obtaining approval from your local authority.


Follow the link below to read more on Planning and Building Regulations

for VELUX window installations.

Commercial and Domestic

​HessianCole are experienced in treating your home with respect, a quick read through our reviews will show that this is often mentioned.

But we are also just as experienced working in a public or commercial property, taking time to ensure that we cause as little disruption as possible and always being polite and courteous to the people around us.

Below are some of the kind of public sector and commercial customers we have Installed VELUX products for over the past few years.

HessianCole - Commercial VELUX Installation Customers

VELUX Vario Project wins

A new build project HessianCole worked on has picked up Home of the Year at the Telegraph Homebuilding & Renovating awards.

The property is bathed in light from large bespoke VELUX Vario rooflights thanks to a clever design by Charlie Luxton Architects.

Homebuilding Winner
VELUX Vario Logo
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