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Modern living room with a wide sliding door onto the garden

Premium windows. Professional installation.

Better-looking, energy-efficient windows — without the hassle

From first advice through to installation, we handle everything. uPVC and aluminium frames, front doors, sliding doors and windows that make your home quieter, warmer and more attractive.

  • Free survey
  • 10-year guarantee
  • In-house fitters

Request your free quote

Leave your details and we'll arrange a no-obligation survey at a time that suits you.

Step 1 of 2

Two quick questions first — contact details come after.

Response within 24 hours · no obligation

10 years
guarantee on product and installation
7 days a week
reachable 09:00–20:00
Free
quote and advice, no obligation

Why Kozedor

Quality you can see, feel and earn back

You buy new frames once every thirty years. That's why we get it right first time.

  • Lower energy bills straight away

    HR++ or triple glazing in well-insulated profiles: less heat loss, fewer draughts and a noticeably lower heating bill.

  • Expert installation

    Your frames are fitted by our own experienced installers — no rotating subcontractors. Neatly finished and left tidy.

  • 10-year guarantee

    On both the product and the installation. One point of contact if anything comes up, with no referrals back to the supplier.

  • Our own quality standard

    We work exclusively with KOMO-certified profiles and SKG-approved hardware. No compromises on security.

  • Fast delivery

    Made to measure in four to six weeks, with a fixed installation date agreed in advance — and kept.

  • Personal advice

    One adviser from quote to handover. They know your home, your wishes, and are simply reachable on their own number.

How it works

From enquiry to installation in four steps

You know in advance exactly what happens, when it happens and what it costs.

  1. Step 01

    Enquiry

    Response within 24 hours

    You tell us what you're looking for via the form. We call you to discuss your wishes and book an appointment.

  2. Step 02

    Free survey

    About 45 minutes

    Our adviser visits, measures everything precisely and advises on material, glazing and colour. You get a fixed price — no surprises later.

  3. Step 03

    Made to measure

    4 to 6 weeks

    Your frames are made to measure on our own production line. We'll be in touch as soon as the installation date is confirmed.

  4. Step 04

    Installation

    Usually 1 to 2 days

    Our fitters install everything expertly, finish the inside and outside neatly and leave your home clean.

Frequently asked questions

Good to know

Can't find your question? Give us a call — even if you're only just starting to explore.

Need help?

Every day · 09:00 – 20:00

Rather just talk it through?

No obligation and no sales pitch — simply straight answers about what is possible for your home and roughly what it costs. Ask us anything, even if you are only starting to look.

Or request a free quote

Free and without obligation

Request a free, no-obligation quote

Fill in the form and we'll contact you within 24 hours to arrange a free survey. After that you'll know exactly what it costs — without committing to anything.

  • Response within 24 hours

    On working days we usually call you back the same day.

  • Free survey at your home

    Including advice on material, glazing and colour — and a fixed price.

  • No obligation

    An enquiry commits you to nothing. You decide once everything is clear.

Prefer to speak to someone directly?

+31 64 272 4243

Your free quote

Tell us briefly what you're looking for. The more we know, the better we can advise you.

Response within 24 hours · no obligation