As noted within our manual to top-rated quiet air purifiers, we advise cross-examining claimed decibel concentrations with purchaser teams like Silent Mark, a UK-dependent impartial world certification software that identifies the quietest merchandise. กิจกรรมเพื่อสาธารณะประโยชน์ของบริษัท That will help guidance the investigation, you'll be able to pull the corresponding mistake log from https://mannatureairpurifier.com/