Lumi Windows and Doors

uPVC Lumi - Grosvenor Windows - Horwich - Bolton


Unique Design

Lumi frameless windows and doors have been designed to have a dramatic effect on the overall look of a home. Whether you’re creating a new build,
refurbishing or extending a home Lumi is a unique choice that brings a design led difference to any scheme,
With wall-to-wall glass with no raised, mounted frame and no painted surfaces.
every detail has been designed and manufactured to provide a truly flush finish and bring a new level of brightness to every aspect of your home.



Hidden under the ceramic colour lies the secret to Lumi’s strength – energy efficient triple glazing that has been structurally bonded to an internal core of high strength, glass fibre reinforced profiles.

The first of it’s kind on the market Lumi combines the design benefits of frameless glazing with the strength, security and styling of more traditional doors & windows.

uPVC Lumi Doors - Grosvenor Windows - Horwich - Bolton
uPVC Lumi - Grosvenor Windows - Horwich - Bolton


Security & Energy efficiency

Top of the range glazing requires top of the range security. With features including the unique brake lock system, multi point locking systems, shoot bolts and “secured by design” cylinder lock barrels you have peace of mind your home will be secure.

Lumi has been designed to conserve energy and withstand even the most extremes of weather. With triple glazing and draught free double rebate system Lumi are among the most energy efficient on the market.



With windows, bi-fold doors,lift & slide doors,french doors and entrance doors the Lumi range has a product to meet any requirements.
Available in six external colours fused internally into the glass unit at very high temperature preventing fading over time.
Internal finishing is available in a range of 11 colours that can be matched across the trims, window boards and cills – four of which offer a convincing and subtle wood grain finish.

So why not visit our showroom, open 7 days a week 10am – 4pm, to view this unique product
or give us a call on 01204 664488.

uPVC Lumi Doors - Grosvenor Windows - Horwich - Bolton
Get in Touch

First Name (required)

Last Name (required)

Your Email (required)

Phone Number

Your Message