1. Josko
  2. Service

No worries guaranteed

The feeling of safety comes from a sound company offering a range of services

Josko installation & service partners

Quality installation and quality service for Josko quality products. 
Josko windows and doors are sold exclusively by selected partners who have been specially trained in Josko products and are therefore able to provide expert advice.

To guarantee a seamless quality chain with regard to delivery, installation, repairs and subsequent services, Josko installation and service partners undergo extensive training and control measures in accordance with Josko quality and the applicable standards and guidelines. Josko installation and service partners ensure that Josko's high product quality means quality of life for many years.

JOSKO INSTALLATION AND SERVICE PARTNERS OFFER A RANGE OF SERVICES

  • Delivery, Installation and cleaning with new builds and renovations
  • Installation in accordance with ÖNORM (Austrian standard) and RAL guidelines
  • Excellent moving-in service for the perfect start to a new living experience
  • Maintenance check for windows, front doors and interior doors
  • Optimisation and renovation services
  • Care and cleaning items for cleanliness and durability

Fully
Guaranteed

Many years of experience, high-quality materials and thorough workmanship have always been the key to JOSKO’s reputation. We can therefore guarantee the following warranty services which go above and beyond those legally stipulated:

10-year weather-resistance warranty..

against unnatural discolouration and the formation of cracks in white plastic window and door surfaces, excluding mitre cracks. When checking weather resistance, discolouration - as determined by a test procedure in conformity with DIN EN 513 - must not exceed Level 3 of the DIN EN 20105-A03 grey scale. There is no warranty against changes in the appearance of the surface as a result of soiling.

7-year weather-resistance warranty..

againstunnatural discolouration and the formation of cracks in the surfaces of film-coated white plastic window and doors, excluding mitre cracks. When checking weather resistance, discolouration - as determined by a test procedure in conformity with DIN EN 513 - must not exceed Level 3 of the ISO 105-A03 grey scale. There is no warranty against changes in the appearance of the surface as a result of soiling.

10-year weather-resistance warranty..

against unnatural discolouration and the formation of cracks in the surfaces of anodised aluminium window and door profiles.

10-year weather-resistance warranty...

against unnatural discolouration and the formation of cracks in the surfaces of highly weather-resistant (HWR) powder-coated aluminium window and door profiles.

5-year weather-resistance warranty..

against unnatural discolouration and the formation of cracks in the surfaces of powder-coated aluminium window and door profiles.

5-year warranty...

against the formation of condensation between insulating glass panes.

Prerequisites for making warranty claims
  • Adherence to our notices and instructions, proper installation, proper joins with the building, adherence to basic building-physics, regulations and the standards
  • Presentation of the invoice and warranty document
  • The warranty period starts on the day of delivery of the products to the agreed delivery address
  • Replacement deliveries and rectification of defects do not extend the warranty period
  • The warranty delivery is restricted to free improvement or free re-delivery of the defective product, at our discretion. Any necessary follow-up work not to be performed on our product does not form part of this warranty
  • Repairs and changes not carried out by Josko exclude a warranty service
CE-Marking

CE-Marking

With the CE marking, the manufacturer or EU importer declares that the product meets the relevant requirements. It expresses the ‘free movement of products’ within the European market, and is therefore a sign of market approval. On delivery, the CE marking is provided along with the delivery documentation. It expresses the ‘free movement of products’ within the European market, and is therefore a sign of market approval. On delivery, the CE marking is provided along with the delivery documentation.

If necessary, you can request a declaration of performance which is the basis of the CE marking using the following form:

Request
CE-marking

After you submit the contact form, the above-mentioned data will be processed by the party responsible for data protection for the purpose of processing your request on the basis of your consent given by submitting the form. Unless you opt out, the data will be further processed on the same legal basis for the purpose of direct marketing, which is compatible with the original purpose of processing. Further information can be found in our privacy policy.

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