Quality and Warranty

The double glazed units have undergone the relevant conformity assessment procedures and are CE-marked. The quality and compliance of the products is ensured by certifying the manufacturing process for double glazed units and by regular testing in accredited testing laboratories for the mandatory characteristics regulated.

Double glazed units made by UAB GLASS LT meet the requirements of the mandatory product performance and safety of the sustainable standard LST EN 1279.

DVC and Dow Quality Bond certificates are issued to UAB GLASS LT. 
These certificates confirm that the products comply with the requirements of the GTC Product Certification Provisions Relating to EN 1279 – Insulating Glass Units and the Technical Specifications of DOWSIL.

DVC (Danish Window Certificate)

Danish Window Certificate is certification of double glazed units (products) for window and door manufacturers in accordance with the GTC Product Certification Provisions Relating to EN 1279 – Insulating Glass Units.


Dow Quality Bond Certificate

Dow Quality Bond certificate is quality requirements for structural glazing from silicone manufacturer DOWSIL.


IKATES, s.r.o.

IKATES, s.r.o. is a notified body for the certification of glass products in the Czech Republic, authorised to carry out the assessment and certification of glass products and to establish technical requirements for construction products.