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Expert Window & Door Repair and Installation in Cheltenham
Established over 17 years ago, The Window Mann has built a reputation as a trusted provider of window and door solutions across Cheltenham and Gloucestershire. Our team of NVQ-qualified fitters delivers high-quality installations and repairs, specialising in UPVC, aluminium, and timber products. As a FENSA-registered company and member of the GGFI, we ensure all work meets rigorous standards with insurance-backed guarantees. We offer comprehensive services including double glazing upgrades, security enhancements, and GRP fibreglass roofing for both domestic and commercial properties. Our commitment to reliability, competitive pricing, and exceptional aftercare has earned us consistent positive feedback from satisfied customers.

We pride ourselves on punctuality, professionalism, and maintaining clean workspaces, ensuring minimal disruption to our clients. With expertise spanning window repairs, door installations, and conservatory upgrades, we provide tailored solutions to address draughts, misted glass, and hardware malfunctions. Our additional services in fascia, guttering, and cladding installation further demonstrate our dedication to comprehensive property maintenance. Backed by industry accreditations and a focus on customer satisfaction, we continue to serve as a dependable partner for all glazing needs.
Services
Window Repair Door Installation GRP Fibreglass Roofing Double Glazing Upgrades Security Upgrades Fascia and Guttering Conservatory Repairs Patio Door Replacement Sash Window Repairs Cladding Installation
Highlights and features
  • 17 years of experience in window and door solutions
  • NVQ-qualified fitters ensure professional installations
  • FENSA-registered with insurance-backed guarantees
  • Competitive pricing without compromising quality
  • Comprehensive aftercare and repair services
Associations and certifications
  • FENSA
  • GGFI
What people say
Excellent service Very professional Great price Competitive prices Kept everything clean
Services
Window Repair
Specialists in repairing all window types, including UPVC, aluminium, and timber. We address draughts, misted glass, and hardware failures using quality materials. Our NVQ-qualified fitters ensure lasting solutions for improved energy efficiency and security.
Door Installation
Supply and install UPVC, aluminium, and composite doors tailored to your property. Enhance security and insulation with modern designs. Our team handles all aspects from measurement to final fitting, ensuring seamless operation and aesthetic appeal.
GRP Fibreglass Roofing
Durable GRP fibreglass solutions for flat roofs on extensions or existing structures. Provides a waterproof, low-maintenance finish with superior thermal efficiency. Ideal for porches, conservatories, and commercial buildings requiring long-lasting protection.
Double Glazing Upgrades
Upgrade single-glazed units to energy-efficient double glazing. Reduce heat loss and noise pollution while increasing property value. We offer custom-sized units with optional decorative finishes to match your home's style.
Security Upgrades
Enhance property security with lock replacements, reinforced hinges, and anti-snap cylinders. Our upgrades meet British standards, providing peace of mind against break-ins while maintaining ease of use for residents.
Questions
What areas do you cover?
We operate in Cheltenham, Gloucestershire, and surrounding areas for both residential and commercial projects.
Are your fitters qualified?
All installations and repairs are carried out by NVQ-qualified professionals with industry certifications.
Do you offer guarantees?
As a FENSA-registered company and GGFI member, we provide insurance-backed guarantees on all work.
Can you repair existing windows?
Yes, we repair all window types including UPVC, aluminium, and timber with misted glass replacement and hardware fixes.
What payment methods do you accept?
We accept major debit/credit cards and bank transfers. Payment terms discussed during your free quotation.
How quickly can you complete installations?
Most domestic installations completed within 1-2 days. Commercial projects scheduled based on scope and access.