China Leading Professional Manufacturer
Third-party certification in compliance with IMCA and LEEA
Some projects and news of buoyancy airbags and water-weight bags.
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China Leading Professional Manufacturer
DOOWIN is professional manufacturer of underwater lift bags and water-weight bags. We also produce pipeline buoyancy units, water bladder tanks, and other special inflatable flexitank products. We manufacture and test the air lift bags and water weight bags in compliance with international standards IMCA D016 and LEEA 051.
DOOWIN weight test water bags are dynamic drop test type certificated with 6:1 Safety Factor.
DOOWIN products are designed and constructed with unbeatable quality, offering the highest level of compliance in the industry with IMCA D016 and LEEA 051 guidelines.
DOOWIN is committed to providing high quality proof-load testing water weight bags and air lifting bags for our customers worldwide.
