The DS17 waterproof venting plug is composed of ultrasonic waves or hot melt, which can balance the internal and external pressure difference of the solution package and prevent it from being concave or bulging. ​

Atmospheric volume waterproof and venting plug, DS38 waterproof and venting plug can achieve the balance of internal and external pressure difference of solution packaging, preventing it from being concave or bulging.

Engineered specifically for the liquid packaging industry, the WS17 venting plug ensures safe and reliable pressure equalization in bottles, jars, and containers. It effectively prevents vacuum lock and bloating during filling, transit, and temperature changes, while its robust waterproof seal guarantees zero leakage a...

High-quality induction vent aluminum foil breathable seal liners for bottle caps. Ideal for food, beverage, pharmaceutical, cosmetic, and chemical packaging. Provides leak-proof sealing and pressure balance during storage and transport.

High density induction vented aluminum foil seal liners for bottle caps. Provide leak-proof, breathable, and pressure-balanced packaging solutions for food, beverage, pharmaceutical, cosmetic, and chemical bottles.