Serious campers and wood stove users - this Winnerwell heat protector is an absolute essential for safe heating! The triple-wall design creates crucial air insulation that prevents the outer surface from getting dangerously hot. Made from heavy-duty AISI304 stainless steel that can handle serious heat without warping or degrading. At 3.5 inches inner diameter and 16.9 inches long, it's the perfect protection section where your chimney exits tents or shelters. MUST be installed on the third or higher section of your chimney pipe for proper safety. Works perfectly with Winnerwell Woodlander and Nomad series large stoves. The exterior diameter is 5.9 inches, designed to pair seamlessly with their silicone flashing kit for complete weather protection. This isn't just an accessory - it's a critical safety component that prevents melting or burning your expensive tent fabric. The construction feels incredibly solid and professional grade. Installation is straightforward if you follow the instructions carefully. Much safer than trying to rig up homemade solutions that could lead to disaster. Perfect for winter camping, ice fishing shelters, or any situation where you're running a wood stove through fabric or combustible materials. Your peace of mind is worth every penny when it comes to preventing fires or tent damage. Seriously, if you value safety and want to enjoy your wood stove without worrying about burning down your shelter, this heat protector is professionally engineered to provide the protection you need in demanding outdoor conditions.