Everbilt 1/4 in. Nylon Compression Sleeve Fittings (3-Pack) 800659 - The Home Depot
Tube Fittings Category | Hose Barb, Compression and Quick Disconnect Tube Fittings | U.S. Plastic Corp.
Amazon.com: FULAIERGD 1/2 inch Tubing (1/2" ID x0.6-0.63" OD) 16mm to 1/4 inch Irrigation Tube Anti-Drop Barbed Hose Fittings (Fits 13mm ID / 4mm ID) (1/2 to 1/4 inch Four-way) : Industrial
3/4" Tube OD Straight Union | U.S. Plastic Corp.
The Vinyl Tubing Y Fitting have barbed ends for securely connecting to standard vinyl and soft PVC tubing.
Tube Fittings Category | Hose Barb, Compression and Quick Disconnect Tube Fittings | U.S. Plastic Corp.
PVC Clear Vinyl Tubing 1/2" ID --BY THE FOOT-Plastic Flexible Hose Tube | eBay
Clippard
UDP T10075014 Clear Vinyl Tubing 3/4ID X 1OD X 75 ft Spool: Amazon.com: Industrial & Scientific
How to Use Push-In Fittings
Clear vinyl tubing Pipe & Fittings at Lowes.com
Black Tubing -- 1/2 inch Inside -- By The Foot direct from Growers House
Plastic Fittings for Tubing and Hose (1/16 ID - 1 ID) | Omega
Amazon.com: FULAIERGD 1/2 inch Tubing (1/2" ID x0.6-0.63" OD) 16mm to 1/4 inch Irrigation Tube Anti-Drop Barbed Hose Fittings (Fits 13mm ID / 4mm ID) (1/2 TO 1/4 inch Fittings Kit) :