<http://schema.org/description>
"These industrial blast gates can take the abuse of thousands of open and close cycles. Made specifically for production shops. These metal industrial dust collection fittings are simply the best you can find - period!&amp;lt;p&amp;gt;&amp;lt;li&amp;gt;Size: 7&amp;quot;&amp;lt;li&amp;gt;Simple to install&amp;lt;li&amp;gt;No more bolts, screws or duct tape&amp;lt;li&amp;gt;No more duct tape&amp;lt;li&amp;gt;Install clean-outs anywhere&amp;lt;li&amp;gt;Connects easily to existing duct work&amp;lt;li&amp;gt;More efficient dust pick-up&amp;lt;li&amp;gt;Easy to add-on or modify&amp;lt;li&amp;gt;Industrial quality&amp;lt;LI&amp;gt;Made in the USA"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.grizzly.com/products/7-Blastgate/H5234>