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Business Details
29 Years
experience
Your Trusted Building Supplies Partner in Worthing
MLI Building Products has been a trusted supplier of high-quality building materials since 1997. Our expertise lies in providing bespoke uPVC and aluminium windows, doors, and conservatories, alongside essential building accessories like fascias, soffits, and guttering. We prioritise customer satisfaction through competitive pricing, free delivery within 30 miles, and complimentary skip usage for old product disposal. Our team of specialists ensures tradespeople receive expert guidance and market-leading products tailored to their project needs.

With a commitment to innovation and quality, we utilise advanced manufacturing technology to deliver durable, energy-efficient solutions. Backed by partnerships with renowned brands like Ultraframe and Liniar, we combine technical excellence with practical support for both domestic and commercial projects. Our dedication to the local community and focus on first-class service have solidified our reputation as a reliable partner in West Sussex and beyond.
Services
Windows Doors Conservatories Rooflights Integral Blinds Trade Counter Cladding Fascia Soffit Guttering
Details
  • Year established: 1997
Highlights and features
  • We offer free delivery within 30 miles of Worthing
  • Our team provides expert technical assistance 8am-5pm Mon-Fri
  • We stock market-leading products from trusted manufacturers
  • We provide free skip usage when replacing old products
  • We guarantee quick turnaround for quotes and orders
What people say
Great service Super friendly staff Excellent prices Perfect installation Competitive quotes
Services
Windows
We supply energy-efficient double-glazed windows in uPVC and aluminium materials. Our range includes casement, sash, and French windows with custom RAL colour options. Manufactured using advanced technology for durability and thermal performance, these windows suit both modern and traditional properties. Our solutions combine security features with low-maintenance design for long-term reliability.
Doors
Our comprehensive door selection includes composite, uPVC, and aluminium options for residential and commercial properties. Available in contemporary and traditional styles, our doors feature secure locking systems and energy-efficient glazing. We offer patio, bi-fold, and stable door configurations to suit various architectural requirements while maintaining aesthetic appeal and functional performance.
Conservatories
We provide bespoke conservatory solutions in Edwardian, Victorian, and lean-to styles. Our structures use high-performance glazing systems for year-round comfort. Designed to complement existing architecture, these conservatories feature durable aluminium or uPVC frameworks with customisable roof and wall configurations to maximise natural light and thermal efficiency.
Integral Blinds
Our sealed integral blind systems offer maintenance-free light control solutions. Available in Venetian and pleated options, these blinds are permanently installed between glass panes for dust protection. We offer manual and motorised operation systems with various colour choices to match interior decor while enhancing privacy and energy efficiency.
Trade Counter
We operate a dedicated trade counter supplying building professionals with essential materials. Our inventory includes fascias, soffits, guttering systems, and cladding solutions from leading manufacturers. This service provides tradespeople with convenient access to quality components and expert technical advice for completing construction and renovation projects efficiently.
Questions
What areas do you serve?
We supply products across West Sussex including Worthing, Brighton, Hove, Bognor Regis, Horsham, Lancing, and Littlehampton.
Do you offer delivery services?
Yes, we offer free delivery within 30 miles of Worthing and charge a nominal fee for locations further afield across the UK.
What payment options are available?
Please contact our team directly for payment arrangement details as specific methods aren't specified in the provided information.
Are your products energy efficient?
Yes, all our windows and doors feature energy-efficient designs with thermal insulation properties meeting current building regulations.
Do you provide technical support?
Yes, our knowledgeable team offers expert advice and technical assistance from 8am to 5pm Monday to Friday.
What warranty do you offer?
Warranty details aren't explicitly stated in the provided information - please contact us directly for specific guarantee terms.
Reviews (2)
Penelope Strachan
Oct 03, 2020 Report
So pleased I found MLI to supply the windows and doors for my property renovation, Excellent Prices, far more competitive than any other quote I had. Service from Steve & Loretta was amazing, nothing was too much trouble. Everyone compliments us on the fantastic windows. I highly recommend. Thank you so much
Gabrielle Lynn
May 30, 2017 Report
This was maple leaf d/g. Had conservatory installed some years ago, one roof panel put in upside down, we could never get it changed as after service poor. Now replacing roof due to hail damage and discover all roof panels were 2 inches short so gap was plugged by sticky putty type of glue and tape, poor workmanship and measuring. Beware and follow work in progress.