说明

• Transparent valve body design; fully clear valve body, notice operation situation to traditional use. Double-leaf duplicate design, improve clumsy unmarried web page design, two-page open fast, smoke-efficient. Anti-oil sticky, no leakage of smoke; silicone gasket, the use of sentimental washers, solid sealing effect, quit the smell of smoke. Spring design; Check valve with spring, lengthy use, no deformation power lasting, to nice sealing performance. Product Name: Pipe examine valve Specifications: C: Double-sided smoke pipe Colour: white Material: plastic Package Contents: 1 * Pipe verify valve Only the above equipment content, different merchandise will not be included. Note: Light and diverse reveals may cause the color of the item within the photo somewhat different from the real thing. The length allowed error is +/- 1-3cm.

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