Business Details
Your Trusted Partner for Windows & Doors Solutions in Essex
Established over two decades ago, JMG Windows & Maintenance has built a reputation as a trusted family-run business specialising in premium window, door, and conservatory installations across Essex and surrounding areas. Our commitment to quality is demonstrated through our 10-year product warranties and partnerships with leading security schemes like Secured by Design. We prioritise customer satisfaction by offering competitive pricing, no-pressure consultations, and energy-efficient solutions that enhance property value and thermal performance.Our team combines technical expertise with personalised service, ensuring every project meets exacting standards from initial design to final installation. With extensive experience serving both residential and commercial clients, we maintain rigorous quality control through BBA-approved materials and police-endorsed security systems. Our dedication to innovation is evident in our triple-glazed acoustic solutions and period-appropriate Residence 9 window replicas that preserve architectural integrity while delivering modern performance.
Services
Windows
Doors
Conservatories
Roof Lights
Commercial Projects
Highlights and features
- We have over 20 years of experience in window and door installations
- All products carry a 10-year warranty as standard
- Our certified A-rated energy products reduce heating costs
- We operate with no-pressure sales and transparent pricing
- Our team holds police-endorsed security accreditation
Associations and certifications
- Secured By Design
- BBA approved UPVC roofline system
What people say
Quality products
Competitive pricing
Professional team
No pressure sales
Excellent results
Services
Windows
Our A-rated windows feature Pilkington glass and SAC Shootbolt locking systems for enhanced security. Available in casement, Georgian, and vertical slider designs, these energy-efficient solutions reduce heating costs by up to 30% while maintaining period-appropriate aesthetics. All installations include 10-year guarantees and slim double-glazed sashes for easy maintenance.
Doors
We offer composite, French, and bi-folding doors with 10-point locking systems and police-endorsed security features. Our designs include thermal insulation properties and customisable glazing options that maintain security while enhancing property aesthetics. All doors meet insurance industry standards and come with comprehensive warranties.
Conservatories
Our bespoke conservatories use Ultraframe roofing systems and 25-year guaranteed Desmopol coatings. Available in Mediterranean and Victorian styles, these all-season living spaces combine modern materials with traditional aesthetics. Each installation includes energy-efficient glazing and police-approved security features for complete peace of mind.
Roof Lights
We install double and triple-glazed roof lights in slimline, fixed flat, and opening configurations. These thermal-efficient solutions enhance natural lighting while maintaining security standards. Our range includes pyramid skylights and contemporary designs suitable for both residential and commercial properties.
Commercial Projects
We provide tailored solutions for schools, hospitals, and offices with BBA-approved materials and police-endorsed security systems. Our commercial services include large-scale window and door installations with guaranteed compliance to industry standards. Each project receives dedicated project management from design to completion.
Questions
Do you offer energy-efficient window solutions?
Yes, all our windows feature A-rated Pilkington glass that can reduce heating costs by up to 30%.
Are your products security certified?
Our doors and windows carry police-endorsed Secured by Design accreditation and insurance-approved locking systems.
Do you work on commercial properties?
Yes, we undertake projects for schools, hospitals, offices and other commercial premises across Essex and London.
What warranty do you provide?
All installations come with a comprehensive 10-year product warranty as standard.
Can you install period-appropriate windows?
Our Residence 9 windows replicate 19th-century sash designs while offering modern energy efficiency and security features.
Do you operate outside regular business hours?
We offer Saturday appointments until 5:30pm and Sunday openings from 10am to 5pm.
