Jon Chambers Windows

Mr Jonathan Chambers

King's Lynn, Norfolk
(117 Reviews)
Jon Chambers Windows Logo
Call01553 605624

Skills & expertise

  • Glass
    • Glazier
  • Windows / Doors / Conservatories
    • Aluminium Doors Repair
    • Aluminium Doors Replacement / Installation
    • Aluminium Windows Repair
    • Aluminium Windows Replacement / Installation
    • Bay Windows Repair
    • Bay Windows Replacement / Installation
    • Bifold Doors Repair
    • Bifold Doors Replacement / Installation
    • Composite Front Doors Repair
    • Composite Front Doors Replacement / Installation
    • Conservatory Replacement / Installation
    • Conservatory Roof Insulation
    • Door Canopies
    • Double Glazing Replacement / Installation
    • Exterior Doors Repair
    • Exterior Doors Replacement / Installation
    • French Doors Repair
    • French Doors Replacement / Installation
    • Frosted Windows
    • Glass Replacement
    • Orangeries
    • Patio Doors Repair
    • Patio Doors Replacement / Installation
    • Porches Repair
    • Porches Replacement / Installation
    • Roof Windows Repair
    • Roof Windows Replacement / Installation
    • Stable Doors
    • Triple Glazing Repair
    • Triple Glazing Replacement / Installation
    • UPVC Doors Repair
    • UPVC Doors Replacement / Installation
    • UPVC Windows Repair
    • UPVC Windows Replacement / Installation
    • Window Fitters
    • Window Tinting
    • Windows and Doors

Company info

Jon Chambers Windows has been established since 2013.

Since then we have gone from strength to strength with the help of our loyal and valuable customers. 

We cover a 30 mile radius from our premises in Terrington St Clement, Kings Lynn, which is situated on the borders of Cambridgeshire, Norfolk and Lincolnshire. 

Our prices are highly competitive with our main focus on customer satisfaction. 

All our Senior Installers and Surveyors have passed the MTC (a qualification in the window installation industry). 

We are proud members of Certass Fenestration and Quality Assured National Warranties offering a 10 year insurance-backed guarantee. 

We are approved Team Guardian Solid Roof installers.

In addition to this we also give our own Workmanship Guarantee being covered for 10 years; accessories such as handles, locks etc. receive a 2 year Guarantee. 

We truly are a family run business with Jon Chambers as Managing Director, Paul Clarke as Sales Director and Lynne Chambers as Finance Director. All three are ably assisted by Lisa Clarke (Paul's wife) as Accounting Administrator, Sonia Clarke (Paul's sister) as Receptionist and Taylor Clarke (Paul and Lisa's son) as installer.

Between Jon and Paul they have in excess of 65 years experience in the window industry.

We install windows, doors, conservatories, and much more from the advanced Liniar range profile with an A+ thermal rating. Prices range to suit all requirements. 

Contact details

Reviews Summary

Average score based on 11 reviews in the last 12 months
117 Total Reviews

The reviews below represent customers' views and not the views of Checkatrade

Quote Accuracy
(11 Reviews)

Customer Reviews


Conservatory with a pod roof

Verified Review

Our conservatory has done nothing but leak. As soon as we get high winds and rain we can guarantee more leaks will show them selves. Have been in contact with Jon Cambers Windows with photos of the problem on 12/04/2023, no reply from anyone. Great customer service!!

Location: NR21
Reviewed in: April 2023

Installed new windows throughout the whole of the property.

Verified Review

I am delighted with the kitchen. Work carried out beyond my expectations. This is 1st class work by a professional team, 2nd to none. I would highly recommend them.

Location: PE33
Reviewed in: April 2023

Replace hardwood framed window with upvc unit plus replace double metal framed patio doors with upvc

Before signing contract, proprietor's explanations and discussions were thorough and helpful. Work carried out on the day efficiently and tidily. Replacement units manufactured to a high standard. Two overhead lintel brickwork cracks booked in for repair early 2023.

Location: PE13
Reviewed in: January 2023

Fitting of new windows

Verified Review

Very, very pleased with the job! Excellent work. I was kept informed throughout, from ordering to completion of work. Highly recommend!

Location: PE13
Reviewed in: December 2022

Fitting of new windows

Very, very pleased with the job! Excellent work. I was kept informed throughout, from ordering to completion of work. Highly recommend!

Location: PE13
Reviewed in: December 2022

Replacement double glazing

Verified Review

Very good service, respectful of our property,excellent product

Location: PE12
Reviewed in: December 2022


  • Domestic Work
  • Free Estimates (excl. Insurance)
  • Insurance Work Undertaken
  • Cards Accepted


Works in

30 miles from Kings Lynn

Vetting Status

Fully Vetted Trade

Self Certified
Company Type
Ltd Company
Checkatrade T&Cs
Approved member since 2018
Trading address verified
ID Checked
Checkatrade Standards
Company Status
Limited Company Checked
Yes: Registered as a Company  No: 10660431
VAT Registered
Company Type
Ltd Company
Business Owners
Mr Jonathan Chambers, Mr Paul Clarke
Insurance Details
Public Liability Insurance
Current: Self-Certified on: 20/04/2023
Insured By

Accreditations and Memberships

Federation of Small Businesses

Federation of Small Businesses

QA National Warranties

QA National Warranties

Jon Chambers Windows are Members of Team Guardian Warm Roofs.