• 304-alloy stainless steel inner liner, 430-alloy stainless steel outer
• 2" clearance to combustibles
• 1" solid-pack insulation
• Twist-lock coupler with locking band
• Factory-Built
• Clean, smooth exterior finish
• Less likely to corrode

This thru-the-wall kit includes a round top, 12" insulated pipe, wall band, insulated tee/plug, finishing collar, wall support kit, chimney pipe adaptor, and insulated wall thimble. This makes through-the-wall chimney installations much easier and streamlined.