Qwik-Freezer® covers pipe diameters from 3/8” – 8” (9 – 200 mm) and is the industry standard for portable CO2 Pipe Freezing Systems with thousands of kits in use around the world for over 40 years. Qwik-Freezer® is very quick and easy to use, requires almost no set-up time and is the only CO2 Pipe Freezing System capable of freezing up to 8” pipe. Even for smaller diameter freezes, Qwik-Freezer® produces ice plugs that are significantly more reliable and robust, capable of withstanding far m