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ABOUT US CertificationsCertifications
Air admittance valve for sewage pipes of buildings
Air pressure attenuation device for drainage systems
G.P. APADS PCT
Silicone injection nozzle to prevent silicome from spreading
G.P. AAV PCT
G.P.AAV China Patent Certificate
Silicone injection nozzle with a hera features
Nozzle cap fixture for silicone cartridges
Silicone injection nozzle with a hera features China Patent Certificate
Silicone nozzle
Silicone nozzle
G.P.BOND
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