Tunnel semi-circular drainage pipe 100mm spring anti-corrosion and pressure resistant semi-circular drainage pipe

Spring semi-circular drainage pipe tunnel underground pressure resistant U-shaped PVC composite drainage pipe

Needle piercing geotextile non-woven geotextile filter resistant and corrosion-resistant

Tunnel transparent white EVA waterproof board self-adhesive waterproof board sling tunnel waterproof roll material

Injection molded 65mm steel wire mesh hot melt gasket, circular red waterproof board welding piece

Multi functional anti-aging horticultural grass proof cloth, flower greenhouse grass suppression mat, fertilizer and water permeability

Whole project underground steel wire soft permeable pipe permeable blind ditch pipe

Tunnel waterproof material hanging waterproof board composite waterproof board

Soft permeable blind pipe for underground drainage in tunnels - backwash drainage

Environmentally friendly high-density polyethylene geomembrane, anti-seepage film, special geomembrane for garbage treatment plants

Guizhou orchard weed proof cloth, agricultural greenhouse weed control cloth, resistant to use, permeable and breathable

Spring semi-circular drainage pipe 100mm, smooth drainage, filter isolation

Soft permeable pipes for landscaping and drainage in construction projects

Permeable weed proof horticultural ground cloth, biodegradable greenhouse weed proof cloth

PE geomembrane anti-seepage geomembrane composite geomembrane Dezhou Xiangyao Geotechnical Materials