Model OPK-40GS/E Glo-Stick includes four single-dose fluorescent dye capsules that add refrigerant and fluorescent dye in one simple step. 

Model OPK-40GS/E Glo-Stick includes single-dose, fluorescent-dye capsules that allow users to add refrigerant and fluorescent dye in one step.

Leak detection kit is designed to find leaks in refrigeration and air-conditioning systems, including those in cramped areas inaccessible to larger lamps.

The compact OPTI-LUX 365 has an inspection range of up to 25’ to provide powerful UV light for optimal fluorescent dye response.

Fluorescent dyes from Spectronics Corp., Westbury, N.Y., help to detect leaks in oil-based industrial fluid systems.