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Business Details
27 Years
experience
Your Trusted Home Improvement Partner in Chesterfield
Established in 1999, Alan Maris Windows has built a reputation for delivering high-quality home improvement solutions tailored to meet individual customer needs. As a FENSA-certified and Derbyshire Trusted Trader-accredited business, we prioritise customer satisfaction through competitive pricing, professional installation, and a 10-year insurance-backed guarantee. Our team provides free, no-obligation quotations and operates with transparency, avoiding high-pressure sales tactics while ensuring compliance with building regulations. With a showroom in Chesterfield, we offer hands-on product demonstrations and direct after-sales support. Our commitment to innovation, energy efficiency, and security standards such as PAS24 and Secured by Design ensures our windows, doors, and conservatories meet modern demands.

Backed by ISO 9001 accreditation and over 1,000 years of collective industry experience, we focus on durability, lead-free materials, and recyclability. Every installation is accompanied by a building regulations compliance certificate, reflecting our dedication to quality and legal adherence. Our process eliminates deposits, fostering trust, while our locally rooted expertise ensures tailored solutions for Derbyshire homeowners. This meticulous approach, combined with advanced technology and customer-centric values, distinguishes us in the home improvement sector.
Services
Windows Doors Conservatories Warm Roof Roofline
Details
  • Year established: 1999
Highlights and features
  • We offer windows and doors tested to PAS24 and Secured by Design standards.
  • Our products feature ultra-slim sightlines for maximum natural light.
  • All products are 100% lead-free and fully recyclable.
  • Thermally efficient designs ensure better energy performance.
  • Supported by a team with over 1000 years of industry experience.
Associations and certifications
  • FENSA
  • ISO 9001
  • Home Pro
What people say
Quality products Professional service Excellent aftercare Competitive pricing 10-year guarantee
Services
Windows
Our windows combine security, energy efficiency, and modern design. Tested to PAS24 and Secured by Design standards, they feature ultra-slim sightlines for maximum natural light. Manufactured in Derbyshire using 100% lead-free, recyclable materials, they come with a 10-year guarantee against warping or discolouration.
Doors
We offer composite, patio, French, and multi-folding doors engineered for security and thermal performance. Backed by ISO 9001 accreditation, our doors use advanced PVCu profiles and ABS timber cores, ensuring durability and compliance with Part Q building regulations.
Conservatories
Our conservatories are designed for year-round use with high thermal specifications. Using premium glazing and building practices, we ensure compliance with LABC standards. Free detailed quotations include bespoke designs to match your home's aesthetics and functional needs.
Warm Roof
As authorised Team Guardian installers, we replace glass or polycarbonate roofs with lightweight, thermally efficient systems. The Guardian Warm Roof retains existing structures where possible and includes LABC-certified compliance documentation for legal assurance.
Roofline
We supply and install uPVC fascias, soffits, and guttering to protect against water damage. Designed for durability and low maintenance, our roofline solutions enhance property aesthetics while ensuring proper ventilation and drainage.
People
Alan Maris
Owner
With over two decades of experience, Alan founded the business in 1999. A FENSA-certified installer, he prioritises transparency, avoiding high-pressure sales. His team delivers tailored solutions, ensuring compliance and customer satisfaction through direct after-sales support.
Questions
What services does Alan Maris Windows offer?
We specialise in windows, doors, conservatories, warm roofs, and roofline products, all installed with FENSA certification and a 10-year guarantee.
Are your products energy efficient?
Yes, our windows and doors use advanced thermal technology to retain heat and reduce energy bills, complying with current building regulations.
Do you provide guarantees?
All installations come with a Home Pro 10-year insurance-backed guarantee and a building regulations compliance certificate.
Are your products secure?
Our windows and doors meet PAS24 and Secured by Design standards, ensuring robust security features for your home.
Can I view products in person?
Yes, visit our Chesterfield showroom to see and operate our full range of products before making a decision.
Do you offer free quotations?
Yes, we provide free, no-obligation written quotations within days of your initial consultation.