Range hood identification standard

Txij li thaum xyoo pua 21st, muaj ntau tshaj li 400 manufacturers ntawm ntau lub hoods nyob rau hauv lub teb chaws, ib co ntawm cov me me Rhiav -style factories muaj ntau tshaj li ib tug kaum os neeg, thiab ib co khoom tsis tau ntawv pov thawj los ntawm lub teb chaws. txoj cai. Yog li ntawd, thaum cov neeg siv khoom xaiv, lawv yuav tsum xaiv cov txheej txheem kev ntsuas uas ua tau raws li lub teb chaws tus qauv. Nco ntsoov xyuam xim rau kev xaiv cov khoom nrog guaranteed khoom zoo.

Muaj plaub yam kev ntsuas rau kev ntsuas qhov zoo ntawm lub hood:

1. Cov pa taws hauv chav ua noj puas tuaj yeem tshem tawm tag nrho?

2. Cov roj thiab cov pa luam yeeb puas tuaj yeem sib cais kom lub kiv cua tuaj yeem tiv thaiv tau zoo

3. Nws puas yooj yim thiab yooj yim los ntxuav?

4. Txawm tias nws txuag hluav taws xob thiab tswj cov nyhuv super muaj zog rau lub sijhawm ntev

Saib ntawm cov tsoos ntau yam hood nrog rau plaub lub ntsiab lus saum toj no, peb yuav paub qhov laj thawj vim li cas qhov kev lag luam hood tau ua tsis zoo rau ntau xyoo.