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Business Details
Trusted Windows and Doors in Essex
Mr Window has been designing, manufacturing, and installing high-quality windows, doors, conservatories, and glazing solutions across the South East for over 25 years. Based in Benfleet, Essex, our fully equipped factory enables us to produce diverse styles tailored to different homes, tastes, and budgets. Our enduring success stems from real choice, professional standards, and a skilled team with deep industry expertise. We cater to homeowners, trade projects, and large-scale builds, offering reliable products, expert installation, and knowledgeable advice. Our materials include uPVC, aluminium, timber, and steel, ensuring options for every propertys aesthetic and security needs.

A 10-year manufacturers warranty and FENSA certification underscore our commitment to quality. With flexible finance options, including 0% interest plans, and a 24/7 customer service team, we prioritise accessibility and satisfaction. Our 9,000+ five-star reviews reflect our dedication to excellence, supported by a 20-year guarantee on rubber roofing and BBA-accredited products. As a UK-based manufacturer, we combine traditional craftsmanship with cutting-edge technology to deliver bespoke solutions that enhance both contemporary and traditional properties.
Services
Casement Windows Bay Windows Sliding Sash Windows Composite Doors Bi-Fold Doors Conservatories Rubber Roofing Cladding Guttering Integrated Blinds
Highlights and features
  • 25+ years of experience in manufacturing and installing windows and doors across Essex.
  • 10-year manufacturers warranty and FENSA-certified installations for peace of mind.
  • 24/7 customer service team based in Benfleet, Essex, ensuring prompt assistance.
  • Flexible finance options, including 0% interest plans, to suit diverse budgets.
  • BBA-accredited rubber roofing and NHBC-standard compliant products for durability.
Associations and certifications
  • FENSA
  • BBA
  • NHBC
What people say
Excellent service High-quality products Professional fitters Quick delivery 5-star reviews
Services
Casement Windows
Our casement windows combine traditional charm with modern security features. Crafted from uPVC, aluminium, or timber, they offer energy efficiency and low maintenance. Ideal for both heritage and contemporary properties, they feature multi-point locking systems and A+ energy-rated glazing.
Composite Doors
Durable composite doors provide superior security and insulation. Available in custom designs, they include reinforced frames, anti-snap locks, and weather-resistant finishes. Perfect for enhancing kerb appeal while ensuring long-term performance in all climates.
Conservatories
From Victorian to lean-to styles, our conservatories add functional living space. Constructed with thermally efficient uPVC or timber, they feature insulated roofs, double glazing, and optional underfloor heating for year-round comfort.
Rubber Roofing
BBA-certified rubber roofing systems offer a seamless, waterproof solution for flat or sloped roofs. Resistant to UV, extreme weather, and moss growth, they require minimal maintenance and come with a 20-year guarantee for lasting protection.
Integrated Blinds
Integrated blinds are sealed within double-glazed units for a sleek, dust-free finish. Operated magnetically or via cord, they provide privacy and light control without compromising energy efficiency or aesthetics.
Questions
Do you offer financing options for window and door installations?
Yes, we provide 0% interest finance plans to spread costs over time without additional charges.
What areas do you serve?
We operate across Essex and the South East, including Chelmsford, Colchester, and Southend-on-Sea.
Are your products energy efficient?
All windows and doors feature A+ energy-rated double glazing for optimal thermal performance.
What warranties do you provide?
We offer a 10-year manufacturer’s warranty and a 20-year guarantee on rubber roofing systems.
Can I visit a showroom?
Yes, our Benfleet and Leigh-on-Sea showrooms display full product ranges for in-person consultations.
Are your installers FENSA certified?
All our fitters hold FENSA qualifications, ensuring compliance with building regulations and industry standards.