Kennington, London Sliding Sash Window Specialists

Sliding Sash Windows in Kennington, London

Transform your Kennington home with draught-free, secure sliding sash windows that combine authentic period style with modern performance, cutting heating costs by up to 40%

⭐⭐⭐⭐⭐Rated 4.9/5 by Kennington customers

10 Year Guarantee

Conservation Approved

Sliding Sash Windows for Kennington, London Homes

Local Specialists in Period Window Design

Our premium sliding sash windows are expertly designed for Kennington properties, combining authentic period elegance with cutting-edge performance features that perfectly complement the architectural heritage found throughout Kennington, London.

With over 25 years of experience working with Georgian squares and Victorian terraces with notable public buildings., our certified sliding sash window specialists understand the unique requirements of homes in Kennington. We're fully approved for Kennington Conservation Area protects period architecture.

Every sliding sash window installation in Kennington is backed by our comprehensive 35-year guarantee and installed by our own local, fully-qualified installation teams—never subcontractors—ensuring consistent, premium quality results.

Authentic Period Aesthetics

Perfect replication of traditional sliding sash windows for Kennington homes

Local Kennington Expertise

Tailored solutions for Kennington, London's unique property styles

Perfect for Conservation Areas

Approved designs for Kennington's protected neighborhoods

Premium sliding sash windows for Kennington, London homes with authentic period styling and modern thermal efficiency — Bespoke sliding sash windows for Kennington
Tailored to your property's unique character

Years Lifespan

Minimum expected durability

Energy Savings

Average heating cost reduction

Kennington Installations

Completed in the last year

0.0

Star Rating

Local Kennington reviews

Why Choose Harrington for Your Kennington Sliding Sash Windows

Our Expertise & Credentials

Industry Certified

Our Kennington installations are backed by FENSA certification, Glass and Glazing Federation membership, National Trading Standards approval, and Installsure 10-Year insurance-backed guarantees.

Energy Performance

Our sliding sash windows achieve A+ energy ratings - the highest available for any window product. This high-performance glazing can reduce heating costs by up to 40% for Kennington homeowners.

A+ Rated Windows

25+ Years Experience

Our master craftsmen have been installing sliding sash windows in Kennington for over 25 years, with specific experience in local conservation areas and period properties.

Excellent

Trustpilot

Local Kennington Knowledge

Harrington Windows is the most highly rated sliding sash window specialist in Kennington, London, with unmatched knowledge of local architectural styles and conservation requirements. Our team includes Kennington residents who understand the specific needs of properties in this area.

Conservation area approved designs

Dedicated Kennington installation team

Award-winning customer service

Harrington Windows local Kennington sliding sash window specialists

Sliding Sash Window Details for Kennington, London Properties

Crafted With Precision for Local Homes

Authentic Design Features for Kennington Homes

Our sliding sash windows are meticulously designed to replicate the traditional timber windows found in Kennington, London while incorporating modern materials and techniques for superior performance.

Slim 35mm Midrail

Elegant, slim profile that maximizes glass area while maintaining authentic proportions.

Mechanical Butt Joints

Traditional joinery techniques that create authentic corner details without visible welding.

Seamless Sash Horns

Optional decorative sash horns that replicate traditional timber window details.

Sliding sash window details for Kennington properties

Traditional Styling

Crafted for Kennington, London homes

Sliding Sash Windows Gallery in Kennington, London

Recent Kennington Sliding Sash Window Installations

Browse our portfolio of recently completed sliding sash window installations in Kennington and surrounding areas. Each project showcases our commitment to quality craftsmanship and attention to detail for local properties.

Premium timber sliding sash windows installed in Kennington home

A-rated energy efficient sliding sash windows for Kennington, London property

Traditional box sliding sash windows enhancing Kennington period home

Modern sliding sash windows fitted in Kennington, London town house

Georgian style sliding sash windows for Kennington conservation property

High-security sliding sash windows with heritage appeal in Kennington, London

Authentic sliding sash windows in Kennington Victorian home

Double-glazed sliding sash windows for Kennington, London period property

Sliding Sash Windows FAQs for Kennington, London

Common Questions About Our Sliding Sash Windows

Our experts have answered the most common questions about sliding sash windows for Kennington properties. If you have additional questions, please don't hesitate to contact our local specialists.

Still Have Questions?

Our Kennington sliding sash window experts are here to help. Contact us for personalised advice and solutions.

Kennington Customer Testimonials

Hear from our satisfied clients

"Outstanding service from initial consultation to final installation. Our new sliding sash windows have transformed our Kennington home's appearance while significantly improving warmth and comfort."

Charlotte & Robert Wilson

Kennington

"The quality of Harrington's sliding sash windows is exceptional. They've perfectly matched our period property's style while providing modern insulation. Couldn't be happier with the results and the professional installation."

William Thompson

Kennington, London

"After researching several companies, we chose Harrington Windows for our conservation area property in Kennington. Their knowledge of local requirements and attention to detail was outstanding. The windows look beautiful."

Victoria & Jonathan Harris

Kennington

4.9 out of 5

9.87 out of 10

4.8 out of 5

No obligation • Free consultation

Sliding Sash Window Specialists in Kennington, London

Find Us in Kennington

Our sliding sash window installation services cover all areas in and around Kennington. We provide free consultations and on-site measurements throughout Kennington, London.

Service Area

Kennington, London and surrounding areas

Contact

0203 917 4308

hello@harringtonwindows.com

Hours

Mon-Fri: 9am-5pm

Sat: 10am-4pm

Areas We Serve in London

Our Sliding Sash Window Services Near Kennington

We provide our premium sliding sash window services throughout London, including Kennington and the following nearby areas:

Not seeing your area?

We serve many more locations in and around London. Contact us to check if we cover your specific area.

Ready to Transform Your Kennington Home?

Get started with a free consultation and quote. Our Kennington experts are ready to help you find the perfect sliding sash windows for your home.

No-obligation quotes

Free Kennington home consultation