10 Year Guarantee
Highly Recommended
Quality Guaranteed
Home » Conservatories
Affordable Conservatories, Porches & Glazed Extensions in Leicestershire
Our conservatories offer exceptional levels of energy efficiency using the latest A++ double glazing technology, are highly secure, and are virtually maintenance-free.
Conservatories from Phair Windows & Glass add some stylish extra living space and increase value to your home in Leicester. If you’re looking for a new conservatory or to refurbish an existing conservatory, our experts are on hand to make the whole process stress-free. Our experienced team will assist you from your initial quote, through the entire design process all the way to the aftercare once your conservatory is installed.
Transform Your Home
Glass Extensions in Leicester
- Extremely versatile
- Excellent value
- Outstanding energy efficiency
- Security exceeds British Standards
- Long-lasting guarantee
- Add value to your home
Thermal Efficient and Highly Secure Conservatories
Explore Glass Conservatories & Porches

Front & Back Porch Extensions
All our porches, whether for a front door or back door, creates a stylish entrance that enhances the visual appeal and adds space to your property. Every project we construct is individually designed to your specific requirements, match your needs, and suit your home.

Double Glazed Conservatories
Conservatories create a stylish exterior that allows natural light to flood into your home. Whether you're looking for a UPVC or an aluminium conservatory, a glass roof or tiled roof, we have something to complement your taste and the style of your home.
Bespoke Conservatories
Find Your Perfect Glass Extension
- Leicester, Leicestershire
A glazed extension will provide a versatile space. We offer designs that can be anything you want them to be. Choose from traditional or contemporary styles to complement your home, and create your ideal living space to bring the outdoors in all year round.
- Built to last
- Safe and secure
- Increase house value
- Well insulated
- More space in your home


Add Light & Space
Increase Home Value
Looking to add a new conservatory and boost the value of your home? A high-performance double glazed conservatory is an easy way of doing just that. By adding an extra room to your property, you will increase its desirability to any potential buyers.

Cold Out, Heat In
Insulated All Year
Our conservatories incorporate the latest technologies in roof and double glazing design. The power of A++ rated double glazing will keep your conservatory insulated, draught-free and warm all year round, even during those cold winter months.

Safe & Secure
Low Maintenance
The most popular choice in the UK, uPVC conservatories, are both durable, low-maintenance, and easy to clean. uPVC is resistant to weathering, chemical rotting, corrosion, and abrasion making it a great material for any conservatory.

Conservatories Tailored To You
Highly Customisable
Whether you are looking for a modern conservatory or a traditional conservatory, we offer a wide range of styles, colours, and shapes to suit your home. Find your perfect glazed extension and create your ideal living space.
Professional Double Glazing Conservatories in Leicester
Satisfied customers have assisted us in building a strong reputation, which has been sustained by our high standards of excellent customer service and more. We work hard to be the best window and door replacement in Leicester. You can feel confident knowing that your home will remain in safe hands throughout your journey with Phair Windows & Glass.
- Our professional team go above and beyond to exceed your expectations
- Quality guarantee with our 10 year guarantee on all windows and doors
- Excellent customer service from our knowledgeable, experienced experts
- Always on time, reliable, trustworthy, and friendly
- 5-Star reviewed and highly recommended across Leicestershire
- Affordable and transparent pricing

Customer Testimonials
Our Double Glazing Conservatory Reviews in Leicester
You're in Safe Hands
Accreditations




5 Steps To Your New Double Glazed Conservatory
Get in touch and we’ll provide a FREE, no-obligation quote.
Final measurements are taken ensuring perfection everytime.
All our windows and doors are expertly made in Britain to order.
Our team install your windows or doors on a day that suits you.
We follow up with you and FENSA registration is completed.

Frequently Asked Double Glazed Home Extension Questions
In most cases, planning permission is NOT necessary for all conservatories, but we always recommend that you check whether planning permission is required. Most conservatories can be built under the “permitted development” rules, but this is subject to certain conditions. Checking this will give you peace of mind and there’s also no risk of having your conservatory removed in the future if it is built illegally.
Generally, planning permission is not necessary for most porches, but we always recommend that you check whether planning permission is required. Most porches can be built under the “permitted development” rights, but this is subject to certain conditions.
Yes, conservatories by Phair Windows & Glass are very safe and secure. Our conservatories are made with premium grade materials and fitted with high-security locking systems to keep any possible intruders out.
Yes, a conservatory roof replacement is worth the cost. If mould, leaking or poor insulation is an issue in your existing conservatory, a replacement roof could be a quick and cost-effective solution. It’ll improve thermal efficiency and in turn lower your energy bills.
Need A Free Estimate?
For a free no-obligation quotation on your new conservatory or any of our products, call us today or use our online contact form.