JR Products 3054 Plastic Blow Out Plug<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Water Heaters Plastic Blow Out Plug 3054 JR Products</li><li>Apply air pressure to your water lines</li><li>Will hold air pressure until removed</li><li>Relases pressure by opening a faucet (do not depress the check valve on your water fill)</li></ul></div><img src="http://ecx.images-amazon.com/images/I/31fdbORvQ%2BL.jpg" noproxy>