Product review (1 stars): Very poorly made & Dangerously sharp edges.
Very poorly made about the same material as a soda can and about the same thickness. It does not stop wind or cold. Dangerously sharp unfinished sheet metal edges and protruding screws. I will stick with my home made piece of wood with a hole in it and&nbsp;<a data-hook="product-link-linked" class="a-link-normal" href="/4-WHT-Louver-Vent-Face/dp/B000KKO57O/ref=cm_cr_arp_d_rvw_txt?ie=UTF8">4" WHT Louver Vent Face</a>&nbsp;found here on Amazon.