Summer Sale

Now On

Get an extra 10% off windows, doors, & conservatories from Reliant Windows. Your family-owned business, SERVING THE BLACK COUNTRY since 1982. For quality, service and reliability, you can rely on Reliant Windows!

Fill in the form below to claim an extra 10% off in our sale


Windows, Doors & Conservatories in Birmingham

Double Glazing & Windows

Double Glazed Window Installers Birmingham

Sliding Sash, Flush Casement, Georgian Windows, and Tilt and Turn Windows

Our Windows Range

Aluminium & uPVC Doors

Secure Door Installers in Birmingham

Add both space and value to your home with a bi-fold, patio, or french door.

Our Doors Range

Quality Conservatories

Conservatory Installation Company in Birmingham

Victorian, Edwardian, Lean-To, Gable-End, P-Shaped conservatories and orangeries

Our Conservatory Range

Commercial Windows & Doors

Discover our full range of commercial windows and commercial doors. We can help your commercial business find the perfect double-glazed windows & doors to optimise your space. For reliable commercial installations, rely on Reliant Windows!

Click Here For Our Commercial Section

Discover Our Full Range of Home Improvement Options...

Secure Porches

Secure Porches installed in Birmingham

Add that extra space to accommodate everyday family life.

Our Porch Range

 Fascias & Soffits

Reliable Fascias & Soffits installation company in Birmingham

A variety of fascias & soffits in different styles and finishes to enhance your home.

Fascias & Soffits Range

Traditional Orangeries

Traditional Orangeries installed by Reliant Windows in Birmingham

A range of styles, finishes and colours whilst featuring A+ Rated energy efficiency.

Traditional Orangeries

Commercial Installations

Commercial windows and commercial doors installed across Birmingham & the west midlands

Development solutions for a range of clients, both small and large.

Commercial Windows & Doors

LivinRoom Orangeries

LivinRoom Orangeries installed by Reliant Windows across the West Midlands

A truly multi-functional home extension, creating a pleasant and relaxing space.

LivinRoom Orangery Range

 Carports & Canopies

Carports & Canopies

Add shelter for yourself and your guests over an entertaining space.

Carports & Canopies Range

Get Your Free Quote Today!

If you would like a free, no-obligation quotation on any home improvements, get in touch today.

Visit Our Conservatory Showroom & Window Village at the Les Topham Garden Centre

Come and visit our Conservatory and Window Village and see our stunning and bespoke Traditional Lantern and LivinRoom orangeries and conservatories, alongside Bi-fold Door and Flush Casement products. Here you will find 5 superb conservatories on display. Take a leisurely walk around the Conservatory and Window Village and enjoy a coffee or snack in the onsite Bistro.


Our representatives are located at the Conservatory and Window Village, so come and say hello!

Download Our Brochure

Choose Reliant Windows to improve your home and download our brochures today! Just fill in the form to your right and we'll get one across to you.

Jonny Cole

Sponsored by Reliant Windows

Jonny Cole Reliant Windows Endorsement

Our brilliant champion of the Black Country, Jonny Cole, comedian, singer, songwriter and broadcaster is helping to bring some light during the dark in our locality, hope it helps a few, that’ll do us and we’re happy to help #relyonreliant


Hear our jingle below:

Listen To Our Jingle

Local Window, Door & Conservatory Installation company in Birmingham

Providing uPVC windows, aluminium windows, double glazing and triple glazing units, and so much more! Built on quality, service and reliability, Reliant Windows are the reliable choice for you!

As a family-owned business, we understand high-quality windows and double glazing in the West Midlands. Operating from our HQ in Oldbury since 1982, our customers have come to rely on Reliant Windows for premium quality products and expert window fitting as well as doors, conservatories and other home improvements.


All our uPVC windows are A+ rated as standard, offering optimal efficiency and reliability. If you're looking for quality windows and lower double-glazing costs, look no further than Reliant Windows.


Our team is capable of working for domestic and commercial customers, with a range of experience in delivering home improvements and working on schools, hotels, large-scale housing projects and more. Our commercial installations use the same top quality uPVC and aluminium windows.

Got a question? Ask away!

Our After Sales Guarantee, for your peace of mind.

10-year Guarantee, Insurance Backed as required, is assured with products from Reliant Windows. 

As a well-established, reputable, accredited company that has been in business since 1982, our guarantee reflects the experience and longevity of our business.

Over the years, our satisfied customers have returned to Reliant Windows to further improve their homes and have recommended us to family and friends who have all tested our maxim.

Request an appointment with us

Request an appointment today for our free design and home consultation service.

What our Customers have to say

" Very good, cleaned up after. Excellent. "

J. Lacey - 29/08/2019

" Workmen really courteous and efficient. Two days work done in one."

Mr & Mrs Harvey - 29/08/2019

"Excellent service, friendly, courteous. All visitors connected with the build have been very professional. Thank you."

Mrs Hinks - 29/08/2019