<html><head></head><body dir="auto" data-blackberry-caret-color="#00a8df" style="background-color: rgb(255, 255, 255); line-height: initial;"><div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);">That is exactly correct. </div> <div style="width: 100%; font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);"><br style="display:initial"></div> <div style="font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);">Thanks </div><div style="font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);">Crispin </div><div style="font-size: initial; font-family: Calibri, 'Slate Pro', sans-serif; color: rgb(31, 73, 125); text-align: initial; background-color: rgb(255, 255, 255);"><br name="BB10" caretmarkerset="INVALID" class="markedForCaretMarkerRemoval"></div> <br><div id="_originalContent" style=""><meta http-equiv="content-type" content="text/html; charset=utf-8"><div><br>Crispin,</div><div>Are you trying to attach a larger cylinder around a smaller cylinder, and you need for the ends of the outer shell to be closed off to the to the inner shell?</div><div>The main issue is you need a method to cap off a round cylinder?</div><div>And you need to do this with minimum resources?</div><div>Do you also need a method to roll and seam a round cylinder/ duct?</div><div>The gap is 10 to 12mm between the shells?</div><div>Is the inner cylinder metal?</div><div>Lanny</div><div></div><div><br name="BB10" caretmarkerset="INVALID" class="markedForCaretMarkerRemoval"></div><!--end of _originalContent --></div><style>
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