Black Light Pen #3530a
Use for leak detection!
Ideal for adding to your A/C toolbox. Simply put on glasses, #3565, turn on light, shine beam on hoses and all metal components. Leak will show up as a light spot from the fluorescent dyes.
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Enviro-Safe Industrial R134a Replacement 8 oz cans & cases
Each can is equivalent to 21 ounces of 134a!

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