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Business Details
Trusted Window Installation in Halifax
Delta Windows is a family-owned business established in Halifax, West Yorkshire, with over two decades of experience in double glazing and composite door installation. Our team combines technical expertise with a commitment to customer satisfaction, offering tailored solutions for residential properties. As a FENSA-registered company, we adhere to the highest industry standards, ensuring all installations meet rigorous compliance requirements. Our services span window replacements, door installations, and repair work, with a focus on energy efficiency and security enhancements. We pride ourselves on transparent communication, avoiding pushy sales tactics while providing expert guidance throughout the selection process.

Our product range includes A-rated glass, acoustic glazing, and triple-glazed units, all backed by insurance guarantees. With a deep understanding of local architectural styles, we help homeowners achieve both aesthetic and functional improvements. Our reputation for reliability has been built through consistent delivery of quality workmanship and post-installation support. We remain committed to maintaining our community roots while adapting to evolving customer needs and technological advancements in the glazing industry.
Services
Double Glazing Composite Doors Window Repairs Security Upgrades Energy Efficiency Solutions
Highlights and features
  • We are a family-owned business operating in Halifax for over 20 years
  • Our team holds FENSA registration for industry-standard compliance
  • We offer tailored double glazing solutions with energy-efficient options
  • All installations come with insurance-backed guarantees
  • We provide comprehensive repair services for existing window systems
Associations and certifications
  • FENSA
What people say
Excellent service Highly recommend Amazing job Quality workmanship Clean and tidy
Services
Double Glazing
Our double glazing solutions combine energy efficiency with security enhancements. We install A-rated glass units that reduce heat loss while maintaining sound insulation. The system incorporates Pilkington K+ glass as standard, with optional toughened or acoustic variants for specific needs. Each installation includes quality-guaranteed hardware.
Composite Doors
We supply and fit composite doors with multi-layer construction for superior durability. Available in various colours and finishes, these doors feature reinforced insulation cores and high-security locking systems. Our selection includes traditional and modern designs to complement different property styles.
Window Repairs
Specialist repair service for double-glazed units with fogged glass or damaged components. We replace glass panes without full window replacement where possible, offering cost-effective solutions. Services include lock repairs, hinge adjustments, and draught-proofing.
Security Upgrades
Enhance property security with our anti-snap locks, sash jammers, and restrictor fittings. These upgrades integrate with existing window and door systems to meet current safety standards while maintaining operational ease for homeowners.
Energy Efficiency
We implement energy-saving glazing systems that reduce heating costs. Our triple-glazed units and low-emissivity glass options improve thermal retention while maintaining visual clarity. All energy-efficient installations comply with building regulations.
People
Liz Gresswell
Co-Founder
Co-founder with over 20 years' experience in the glazing industry. Born and raised in Halifax, she oversees customer service and quality control operations.
Phil Gresswell
Co-Founder
Co-founder and technical director with extensive installation expertise. Originally from Halifax, he manages project execution and team training initiatives.
Questions
Do you offer energy-efficient window options?
Yes, we provide A-rated double-glazed units and triple-glazed options that improve thermal efficiency while reducing energy bills.
Are your installations FENSA compliant?
All our window and door installations meet FENSA standards, ensuring building regulation compliance with appropriate certification provided.
What areas do you cover?
We operate throughout Halifax and surrounding areas including Northowram, Southowram, and nearby West Yorkshire locations.
Do you provide repair services for existing windows?
Yes, we offer glass replacement, lock repairs, and draught-proofing for existing double-glazed units to extend their lifespan.
What security features are available?
We install anti-snap locks, sash jammers, and restrictor fittings to enhance window and door security systems.
Are your products guaranteed?
All installations come with insurance-backed guarantees covering glass units, frames, and mechanical components.