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Window sills

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The window sill from a natural stone creates a unique interior which doesn't lose the relevance. It is a standard of durability, elegance, reliability and functionality. And our «KVANTA-LCH» company will take care of quality.

Quality of each side

Creation of window sills from natural materials in «KVANTA-LCH» means observance of several rules:

  • Development of own fields and delicate mining of the material;
  • Production on the modern equipment, in strict observance of technologies;
  • Multistage quality check at each production phase;
  • Special processing which will keep a window sill from water, smell, dust, mold or a fungus;
  • Production of standard and non-standard products by the customer's sizes and also many other things.

Window sills from a natural stone are unpretentious in caring, don't fade in the sun and are capable to sustain practically any mechanical loading. Products are a synonym of the status and an esthetics, identity and century reliability. You will find various product range, with a guarantee from the producer.

Why it is worth buying from us?

  1. The wide choice of colour and structure suitable under any interior
  2. The correct processing of a stone provides durable service life
  3. We will make according to your sketches or we will develop for you a special offer
  4. The ratio of high quality and affordable price


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From the idea to a ready-made product

  • Leave the application on our website or by phone of sales department. Our experts will specify all details of your order.
  • Consultation of our experts who will make the project and the sketch for you and will offer the best materials.
  • We will send you all information (the detailed specification and the offer) for approval
  • Having agreed all details of the order, we sign the contract (if it is necessary)
  • We embody your ideas: we make an order for production, we will produce it on time!
  • Delivery and installation to any city of the country and at any time convenient for you (it is negotiated separately)

Delivery and installation


Delivery of products from granite is carried out by our transport to any place in Ukraine. If you order our delivery, you get a guarantee for the transportation of your product, which is that the goods will be delivered intact to the place designated by you.


The company «KVANTA-LCH» carries out installation of granite products of any kinds and any complexity with high professionalism and with use of the most advanced technologies. Our production represents alliance of quality and the price.