Porte résistante au feu
(3)
Certificat de sécurité Porte résistante au feu en acier Porte insonorisée de 72 mm
Prix: $723.60~$800 2 - 49 pieces, $638.80 50~$720 99 pieces , 100 - 199 pieces $621.7
MOQ: 2 pieces
Heure de livraison: 15~20 Days
Marque: Yunyi Acoustic
Souligner:Certificate Security Steel Fire Resistant Door, 70mm soundproof Steel Fire Resistant Door, 70mm soundproof Fire Resistant Door
Sound insulation Concept:Noise is very harmful to humans. How to effectively reduce indoor noise, installing soundproof door is a good choice, Have an STC value up to 40(+3)db. Soundproof doors can effectively solve noise pollution in outdoor and indoor spaces. Product material: steel +multi-layer c... Voir plus
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Portes acoustiques en acier résistance au feu insonorisée scellée 40dB intérieur ou portes acoustiques en acier
Prix: $723.60~$800 2 - 49 pieces, $638.80 50~$720 99 pieces , 100 - 199 pieces $621.7
MOQ: 2 pieces
Heure de livraison: 15~20 Days
Marque: Yunyi Acoustic
Souligner:Interor Steel Acoustic Fire Rate Door, ,
Sound insulation Concept: Say goodbye to the noise and enjoy the quiet. How to effectively reduce indoor noise, installing soundproof door is a good choice, Have an STC value up to 40(+3)db. Soundproof doors can effectively solve noise pollution in outdoor and indoor spaces. Product material: steel ... Voir plus
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GoodSound Résistance au feu salle d'audiothèque isolation acoustique porte coulissante insonorisée
Prix: $723.60~$800 2 - 49 pieces, $638.80 50~$720 99 pieces , 100 - 199 pieces $621.7
MOQ: 2 pieces
Heure de livraison: 15~20 Days
Marque: Yunyi Acoustic
Souligner:Fire resistance Soundproof door, acoustic sliding Soundproof door, theater Soundproof door
Sound insulation Concept: Noise is very harmful to humans! How to effectively reduce indoor noise, installing soundproof door is a good choice, Have an STC value up to 40(+3)db. Soundproof doors can effectively solve noise pollution in outdoor and indoor spaces. Product material: steel +multi-layer ... Voir plus
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