ItemDetailsProduct NameSquare Breather ValveShapeSquareColorWhite, or customer-specified colorSize28.33mmWeight--MaterialPPCraftsmanshipInjection MoldingPlace of OriginSichuan, ChinaShelf Life3 YearsFire RatingExcellentQuality CertificationC-tick CertificationProduct StandardGB/T 32610Supply Capacity1000000 sets/dayApplicationSuitable for external breather valve of protective masksTypeAir and Vacuum Relief Valve, Air Valve and VentPackaging Details10000 pieces/carton; carton size: 65*45*45cm...

ItemDetailsProduct NameSemi-Transparent Breather ValveShapeCircularColorWhite, or customer-specified colorSize17-38mmWeight--MaterialPPCraftsmanshipInjection MoldingPlace of OriginSichuan, ChinaShelf Life3 YearsFire RatingExcellentQuality CertificationC-tick CertificationProduct StandardGB/T 32610Supply Capacity1000000 sets/dayApplicationSuitable for external breather valve of protective masksTypeAir and Vacuum Relief Valve, Air Valve and VentPackaging Details10000 pieces/carton; carton size: 65*45*45cm...

ItemDetailsProduct NameManual Large Round ValveShapeCircularColorWhite, or customer-specified colorSize32.8mmWeight--MaterialPPCraftsmanshipInjection MoldingPlace of OriginSichuan, ChinaShelf Life3 YearsFire RatingExcellentQuality CertificationC-tick CertificationProduct StandardGB/T 32610Supply Capacity1000000 sets/dayApplicationSuitable for external breather valve of protective masksTypeAir and Vacuum Relief Valve, Air Valve and VentPackaging Details10000 pieces/carton; carton size: 65*45*45cm...

ItemDetailsProduct NameDustproof Air Breather ValveColorWhite, or customer-specified colorSize17-38mmWeight--MaterialPPCraftsmanshipInjection MoldingPlace of OriginSichuan, ChinaShelf Life3 YearsFire RatingExcellentQuality CertificationC-tick CertificationProduct StandardGB/T 32610Supply Capacity1000000 sets/dayApplicationSuitable for external breather valve of protective masksTypeAir and Vacuum Relief Valve, Air Valve and VentPackaging Details10000 pieces/carton; carton size: 65*45*45cm...

ItemDetailsProduct NameABS Circular Breather ValveShapeCircularColorWhite, or customer-specified colorSize17-38mmWeight--MaterialPPCraftsmanshipInjection MoldingPlace of OriginSichuan, ChinaShelf Life3 YearsFire RatingExcellentQuality CertificationC-tick CertificationProduct StandardGB/T 32610Supply Capacity1000000 sets/dayApplicationSuitable for external breather valve of protective masksTypeAir and Vacuum Relief Valve, Air Valve and VentPackaging Details10000 pieces/carton; carton size: 65*45*45cm...

ParameterValueProduct NameMask Accessory ValveMaterialPP (Upper Cover + Lower Cover), Silicone (Gasket)Outer Diameter35mmMask Opening Size24mmProduct ColorBlackGasket ColorTransparentProduct FeaturesEffortless breathing, smooth exhalation without stuffiness, compatible with all masksProduct ApplicationInstalled on masks; blocks harmful substances in air, reduces accumulation of hot and humid gas, lowers temperature inside masks, and makes breathing more comfortable...

ParameterValueProduct NameMask Accessory ValveMaterialPP (Upper Cover + Lower Cover), Silicone (Gasket)Outer Diameter35mmMask Opening Size28.7mmProduct ColorWhiteGasket ColorYellowProduct FeaturesEffortless breathing, smooth exhalation without stuffiness, compatible with all masksProduct ApplicationInstalled on masks; blocks harmful substances in air, reduces accumulation of hot and humid gas, lowers temperature inside masks, and makes breathing more comfortable...

ParameterValueShapeMountain typeModelEmulsionColorDark GrayWidth24mmLength145mmThickness3mmDensity55kg/m³...

ParameterValueShapeM typeModelT100 Fully Closed CellColorWhite, BlackWidth10mmLength100mmThickness10mmDensity100kg/m³...