Protects against extreme weather conditions, hot and cold. It uses an ultra durable, military grade anodized aluminum flap with vacuum panel insulation technology makes this door a true Defender. The Defender model is the most heavily insulated pet door available, using vacuum sealed panels with an R value of 45 for he insulation material in these doors. Frames are all anodized aluminum, they will not crack , chip or rust. Every door includes a specially designed training tool to hold open the pet door and two distinct angles to allow the pet to get used to using the door. This helps the pet become acclimated to pushing the door open. Installation is a breeze with detailed instructions, a template for cutting, online videos and all the hardware needed for installation included with every door. Includes a small tube of silicon to seal the edges of the frame. Includes a stainless steel security panel that attaches to the door in seconds with no hardware required. This is used when homeowners are out of town or they want to provide extra security at night. The flap has a radius on all corners to prevent any snagging and also use a thicker flap design to prevent animals from getting caught or stuck in the door. Every door includes a specially designed training tool to hold open the pet door and two distinct angles to allow Protects against extreme weather conditions, hot and cold. It uses an ultra durable, military grade anodized aluminum flap with vacuum panel insulation technology makes this door a true Defender. The Defender model is the most heavily insulated pet door available, using vacuum sealed panels with an R value of 45 for he insulation material in these doors.
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