Close window

Verify an Installer

You’re only going to do this once, so make sure it’s installed by a Team Guardian member!

Please enter the name of your installer.


Reliant Windows Ltd



Reliant Windows Ltd was formed in 1982 and are a Midlands’ success
story…you can rely on Reliant!

The company is based in the heart of the West Midlands in West Bromwich Street, Oldbury, with products manufactured on Kelvin Way, West Bromwich.

A family owned business prominent in the domestic and commercial sectors with a reputation built on trust and
recommendation with quality, service and reliability engrained in its
company ethos, customers have relied on Reliant for premium quality, energy efficient products with high security locking systems for many years throughout the Midlands and beyond.

From initial enquiry to final installation, through Sales Professionals,
skilled manufacturing personnel, expert installation teams, after sales
care and all staff, the whole team will do their utmost to ensure that
Reliant Windows Ltd are the company that you rely on to complement your home and furnish you with the confidence to recommend Reliant Windows Ltd to your family and friends as the company that they can choose to rely on as well.

Reliant Windows Ltd offer a comprehensive range of premium home
improvement products including PVCu and Aluminium Windows and Doors, Patio Doors, Bi-fold Doors, Conservatories, Guardian Warm Roofs, Orangeries, Soffits and Fascias, Carports, Canopies and Flat Roofing Systems with Insurance Backed Guarantees to ensure total peace of mind. A wide range of products and a varied array of styles help to cater for all individual tastes and with minimal maintenance and maximum durability, they’ll suit the busiest of lifestyles too.

Premier energy efficient products, high security, Insurance and Police
approved locking systems, skilled staff with a customer focused ethos operating at a long established, family owned, professional company…


Contact us

Guardian warm roof take data security seriously

We would like you to be aware of what we do not share your data with anyone else. Please read our privacy policy to find out more

Our Services

Conservatory Replacement Roofs

The perfect all year round conservatory roof. A guardian roof can be installed on a new conservatory or be a replacement to an existing conservatory roof. A Guardian Warm Roof will quite literally transform your conservatory into the kind of room you always wanted, a relaxing, integral part of your home. By removing your old roof and replacing it with our thermally efficient solid, tiled roof you’ll have the perfect solution.
A Guardian Warm Roof is specially designed to keep your conservatory from overheating in the summer and retain heat in the winter.

Sun Rooms/Extension

Expertly constructed with insulated roof and walls, double-glazed windows and strong, steel-reinforced structures, a Guardian Sun Room/Extension is the affordable alternative to a traditional brick-built structure.

Available in a variety of styles and finishes and individually tailored, a Guardian Extension truly complements your living space, creating an elegant and understated room for all seasons.

Our modern and contemporary home extensions provide the ideal home improvement product that quickly expands your living space.

Windows and doors

We specialise in double glazing windows ( we also do triple glazing). Our upvc windows are A-rated for energy efficiency as standard.

With 100s of windows style, it is easy to find your perfect match which will transform your home’s appearance. With 100s of door designs, it is easy to find your perfect match which will transform your home’s appearance, deter burglars; as new doors are packed with security features and increase your green credentials enabling you to lower your energy bill.

Completed installations

Here are just a few of the completed
Guardian Warm Roof installations.

Place holder image

Completed installations

Here are just a few of the completed
Guardian Warm Roof installations.

Place holder image