3M 3311 Silver Aluminum Foil Tape， 1in width x 5yd length (1 roll)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Resists water vapor， odor and smoke transmission. </span></li><li><span class="a-list-item"> Matches aluminum foil-faced duct systems and insulation. </span></li><li><span class="a-list-item"> Can be used under all weather conditions. </span></li><li><span class="a-list-item"> The aggressive rubber adhesive sticks well to most surfaces and the paper liner makes for convenient and reliable use. </span></li><li><span class="a-list-item"> Ideal for sealing aluminum faced insulation seams and joints and for general repair and maintenance. </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41LN7gy2cBL.jpg" noproxy>