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Windows & Doors

modlok bi-fold doors

ModLok™ bi-folding doors offer a totally unique option, thanks to the patented exoskeleton design giving them unparalleled strength, security and durability.

Very much a European design, the tilt and turn window allows you to let in fresh air while also offering security.

modlok performance

No other uPVC bi-folding door has been tested to over 127,000 full opening cycles; and with low U-values, PAS:24 and Secured By Design accreditation, the ModLok™ is in a class of its own.

Ideal for large openings, ModLok™ bi-folds enable you to open up an entire wall of your room – creating space and letting fresh air and natural daylight flood into your home.

stunning alternative

Whether you have a bedroom with Juliette balcony, a kitchen-diner, a conservatory or an orangery, ModLok™ bi-folding doors can provide a stunning alternative to patio or French doors. Available in wide choice of opening configurations and colours, the ModLok™ bi-fold has ultra-slim sightlines, providing rooms with a clean, modern appearance.

Our CORE Values

The foundation of EB Building Servicess ongoing success and development lies in preserving the trust and our core values with our customers, employees, and other third parties.

The safety of our employees and the traveling public is everyone’s responsibility. Plan safety into every aspect of our work and do not deviate from that plan. Strive for zero incidents.

The end result of our efforts must be a satisfied Customer with great customer service and aftersales. Our reputation is the key to EB Building Servicess longevity in the construction/home improvement industry and will remain the key to future successes.

We are committed to the highest ethical standards. It’s what our Customers expect from us and what our Associates expect from their leadership and each other.

This is earned through our performance and by our example.

The very heart of our business is the faith our clients have in EB Building Services. We as a Company, and you and I as individuals, must never do anything to compromise that trust.




EB Building Services windows and doors

WHy modlok bi-fold doors?

Timber and aluminium are often perceived as the only materials that can be used for bi-folding doors, but doors made from lead-free uPVC can actually offer many benefits: Smoother operation, Higher thermal efficiancy, Low maintenance, Exactly matching with other Doors & Windows.

With the foiled woodgrain-effect options, your bi-folding doors can emulate the natural look of timber and you will never have to treat, sand or repaint them.

If you choose our flat grey frames, your bi-folding doors will rival any comparable aluminium range on the market, offering superior energy efficiency at a more cost effective price.

Customer testimonials

EB Building Services and the team were helpful, polite and professional. They quoted a sensible price and just got on with the job as per the architect's plans/building warrant without a fuss. Delighted with the finished result. Highly recommended!


Great company and team, really friendly, prompt and professional our garage looks fantastic and it was completed before the deadline agreed. Very happy!