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Transparent valve body design; completely clean valve body, word operation situation to ensure common use. Double-leaf duplicate design, upgrade clumsy single page design, two-page open fast, smoke-efficient. Anti-oil sticky, no leakage of smoke; silicone gasket, the use of soft washers, secure sealing effect, give up the odor of smoke. Spring design; Check valve with spring, long use, no deformation energy lasting, to guarantee good sealing performance. Product Name: Pipe examine valve Specifications: C: Double-sided smoke pipe Colour: white Material: plastic Package Contents: 1 * Pipe investigate valve Only the above package content, different products should not included. Note: Light capturing and diverse reveals can cause the colour of the item in the picture a bit of assorted from the genuine thing. The length allowed error is +/- 1-3cm.





QWQER Express,
USPS,
DHL