The RodeXit™ All-In-One Seal is made of heavy-duty Santoprene™ with an embedded gnaw proof barrier of 10 solid stainless-steel wires. The basic proofing technology has successfully been tested by the accredited and independent test institution Danish Technological Institute in a weeklong "rat attack test". The RodeXit All-In-One Seal: Is a highly rodent resistant proofing strip. Can be used for proofing all sorts of gaps including: Threshold gaps of garage doors. Threshold gaps of hinged swing doors. Holes in walls with throughgoing pipes. Other stationary gaps. The vertical astragal gap between the 2 door leaves of double doors.