Leak Master Refill Fluorescent Dye by Anderson Mfg.
Anderson Manufacturing Co, Inc BT15 Butyl Tape for pool and spa lights
Amazon.com: Anderson BT15 Leakmaster Butyl Tape : Industrial & Scientific
Seasons Pool - Pool Leak Find Repair - Pool Leak Find Repair Tester & Dye Refill Kit detect fix
Amazon.com: Second Skin Butyl Sealant Tape – Butyl Rubber Sealant, Multi-Purpose Butyl Rope, and Putty Tape for Automotive (Car, RV, Marine) – 1/4” x 1/2" x 20' – Made in The USA :