Soundproof resistance of ADLO doors
07. 02. 2010- each ADLO door is soundproof, without additional charge, it resist noise level of up to 33dB
- technical standard requires that a door resists noise of 32dB
- for a comparison, regular doors usually resist noise of only 20 - 22dB, according to sealing type and method
- we offer also Soundproof seal extra 39dB, for additional charge