Check the listing for details. Extreme Cool Shot Ultra. Condition: New other (see details). Listed at 28.50 USD. ERRECOM SURE SHOT. Condition is "New". Shipped with USPS Priority Mail. No Flex tube COOL-SHOT PERFORMANCE ENHANCER FOR AIR CONDITIONING AND REFRIGERATION SYSTEMS he ecological choice to revitalize your AC/R system. COOL-SHOT produces colder air, faster! It reduces CO2 emissions and extends the life of the AC/R system. When the air conditioner is in heat-pump mode it produces hotter air, up to 5°C (9°F) more. Benefits Brings back the effectiveness of the AC/R system to its original condition Produces colder air – Up to 5°C (9°F less In heat-pump mode produces hotter air – Up to 5°C (9°F) more Reduces CO2 emission Reduces compressor vibration and noise Thanks to its synthetic catalysts eliminates the Oil Fouling COOL-SHOT The right temperature, now.