Revolutionary Patio Doors

  • High Security Yale Locking System
  • 10 Year Manufacturer’s Guarantee
  • Smooth Functionality
  • Family Friendly
  • 100% Recyclable and Lead-Free
  • Up to A+14 Energy Ratings
Start Your Quote Contact Us

uPVC Patio Doors, Stevenage

Our uPVC Patio Doors beautifully connect home and garden, bringing the great outdoors into your Hertfordshire home. With exceptionally high energy ratings and smooth, silent functionality, our Sliding Doors are an excellent choice for your property. Available to customers in Stevenage, Hitchin, Letchworth, Baldock, Welwyn Garden City, St. Albans and across Hertfordshire, our Patio Doors make an excellent addition to all property types.

Featuring incredible high locking systems from Yale and a robust uPVC profile from Liniar, you can rest assured that our sliding doors will keep your Hertfordshire home safe and sound.

If you’re worried about security there’s no need for concern – our uPVC Patio Doors are the safest on the market with their top of the range modular locking system.

Features & Benefits


Liniar 10 Year Guarantee

Our uPVC is guaranteed for 10 years against cracking, warping and discolouration – they’re made to last.


Maximum Security

High tensile steel shootbolts offer extra locking points at the head and cill of the door, for optimum security.


Air-Glide System

Patio Doors with perfect balance and smooth operation using a multi-wheeled ‘air-glide’ running system.


Clever Thresholds

Low thresholds are available for easy access, and a clever wrap-over design prevents pesky scuff marks.


Child Friendly

Protect your little ones with our ‘finger-traps-free’ locks that are designed to keep your children from harm.


Yale Modlock

Choose our sliding doors for security – their modular locks make them the most secure on the market.


Bring The Outside In

Beautifully connect home and garden with our exceptional uPVC sliding doors in Stevenage and surrounding areas.

Perfect for summer parties and entertaining guests, our Liniar uPVC Patio Doors bring an influx of natural light into your Hertfordshire home. With additional light comes the illusion of space, which is beautifully demonstrated with our exceptional sliding doors.

Choose Harlequin Glass Ltd today for impressive Patio Doors in Stevenage and across Hertfordshire.

Patio Doors

Smooth, Silent Functionality

Our Patio Doors are famous for their incredible functionality, sliding virtually silently for a sophisticated effect.

No squeaks or bumps will hinder your new exterior doors, with our high quality ‘air-glide’ running system keeping your door running smoothly over and over again.

We’re so confident that our Patio Doors will last you many years to come, that we provide a 10 year manufacturer’s guarantee with every set of sliding doors.

For Patio Doors that are made to last, choose Harlequin Glass Ltd.

Patio Doors

Patio Door Prices

Start your instant online quote for fantastic patio door prices in Hertfordshire. Our prices are incredibly competitive and are an excellent investment considering the high quality of our uPVC products.

For more information, give us a call on 0755 730 7296, or complete our online contact form. We’ll provide you with a quick, helpful response that will have you on your way to quality uPVC doors in no time.