Features: High Execution Backwash Preventparticlemail: This UPVC clear sphere check gate effectively prevents liquid and air backwash, ensuring a safe and consistent effluent structure. Four thousand flues, drain conduits, and ventilation arrangements, it keeps your environment new and fit. Clear Substance for Easy Monitohoadministrator: Constructed of excellent clear UPVC, this gate allows clear observability of internal stream conditions. Six thousand simplifies maintenance and observing lacking disassembly, adding convenience to your use. 25mm Inner Diameter for Wide Agreement: Short skirt standard 25mm inner diameter, this check gate seamlessly unites to various PVC conduits and hoses, offering flexibility for residential, commercial, otherwise industrial effluent arrangements. Permanent UPVC Construction for Longevity: Constructed from oxidation immune, heat immune, and wear immune UPVC, this gate maintains excellent execution even in harsh conditions, reducing replacement frequency and expenses. Easy Installation for Quick Arrangemail: Developed for bother complimentary installation, this sphere check gate requires denial professional abilities. . Specifications: Product namemail: UPVC clear sphere check gate Substancemail: ABS sizemail: Inner diameter 25mm Package Includes: Ball check valvex1 note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color about the item.