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Guarantee for the effectiveness of the prescribed noise insulation systems

Guarantee for the effectiveness of the noise reduction systems is provided in case a sound insulation project is prepared by the engineering department of DECIBEL PLC.

The noise insulation project includes:

Measurements of sound levels generated at the source room and passed to the receiver in the current position.

Calculation values ​​of the anticipated noise reduction with a given curve after the implementation of a prescribed noise insulation system.

Measurements of sound levels are generated at the source room and passed to the receiving room after the soundproofing system has been implemented. 

Warranty periods for construction and installation works

The minimum warranty periods for the construction and installation work specified in Ordinance No. 2 of July 31, 2003, are between 18 and 36 months, depending on the construction works under Ordinance No. 2 of 31 July 2003 of the Ministry of Regional Development and Public Works for commissioning of the construction works In the Republic of Bulgaria and minimum warranty periods for completed construction and assembly works, facilities and construction sites.

Product warranty of Decibel PLC.

Decibel Ltd. guarantees the quality of the products produced and offered in accordance with the requirements of Chapter Four of Ordinance No. 2 of 31 July 2003 of the MRDPW.

This warranty covers all defects in the raw materials and materials of the purchased product from Decibel Ltd., arising from the proper and standard operation and storage.

The warranty does not cover: defects caused by negligent transport (if the material is not transported by a representative of Decibel Ltd.), storage, disassembly, mechanical overload; Repairs by the user or third parties; Operational defects (contaminated by the user or third parties); Incorrect installation of the material (if not installed by an authorized installer of Decibel PLC.)

For reclamation, the buyer must submit documents by Decibel PLC. certifying his / her purchase.

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