... Qualified hi-strength lucent fibre-wire, PVC synthesis materials.2.Clearance and transparent pipe body is easy for controlling ... resistance, corrosion resistance, non toxic and long life span.4.Small volume, easy take-back, and moving, applicable widely ... gases with the suitable temperature between -5-+65centigrade for the lines of agriculture, industry, fishery, project and household. 1/4"-2"pvc ...