Uniweld 40055 Nitrogen Sludge Sucker Maintenance Kit with 0-400 PSI Maximum Delivery Pressure<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>The Nitrogen Sludge Sucker and Blaster Maintenance Kit was specifically designed for multiple uses in the HVAC/R and Maintenance Industry</li><li>Nitrogen Regulator with protective rubber gauge boots - Maximum Delivery Pressure up to 400 PSI</li><li>Purging copper lines with low pressure nitrogen displaces the oxygen， preventing oxidation and the resulting scale</li><li>Pressure testing a system for leaks prior to evacuating and charging will save time and money</li><li>Cleaning a condensate drain line is easy with a Sludge Sucker or Sludge Blaster</li></ul></div><img src="http://ecx.images-amazon.com/images/I/511EaMIt7KL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41ROPyxCkgL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/511wJjX8w8L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51h9sxDg1VL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41lTFmdUf6L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51aZJXxK9xL.jpg" noproxy>