1in Inner Diameter Black Vinyl Flexible Tubing - 100ft

High-quality black vinyl tubing that does not let light in so you'll have no issues with algae growth!   The 1″ ID Flexible Vinyl Tubing is so flexible that it can go anywhere.  Price shown is the price per 100 feet.

3/4 ID x 1.031 OD Reinforced Clear PVC Hose with Polyester Braid

Alpine Corporation 3/4 in. I.D. x 1 in. O.D. x 100 ft. Multi-Use

Alpine Corporation 1 in. I.D. x 1-1/4 in. O.D. x 100 ft. Black Flexible Vinyl Tubing for Koi Ponds, AC, Pump Discharge and More V0017PBK - The Home Depot

931931-3 Liquid-Tight Flex Plastic Conduit: 1 Trade Size, Black, 100 ft. Nominal Length, 1.05 Inside Dia

Vinyl Tubing Curbell Plastics

SharkBite 1 In. x 100 Ft. White PEX Pipe Type B Coil - Power Townsend Company

00051141287300, 3M Vacuum Hose 28730, 1 in ID x 4 ft, Anti-Static, Aircraft products, 3M

931931-3 Liquid-Tight Flex Plastic Conduit: 1 Trade Size, Black, 100 ft. Nominal Length, 1.05 Inside Dia

UDP 1/2 in. I.D. x 3/4 in. O.D. x 100 ft. Clear Braided Vinyl