Plenum Rated Cable Ties are constructed using high quality materials that can meet local fire codes. Plenum rated ties are designed to be installed into plenum air spaces, are self-extinguishing, and are extremely resistant to chemicals and abraison. Secure™ standard nylon cable ties are a natural choice for many applications due to their versatility and ease of installation in addition to their low price point. A Nylon Cable Tie has virtually limitless applications for just about every industry. Suitable for most applications, our standard cable ties have a continuous working temperature of -40°F to 185°F and can support a maximum weight of 50lbs. Available in wide variety of colors allowing virtually limitless options for color coded organization and easy identification. All Secure™ cable ties feature smooth rounded edges making these cable ties easy on the hands, in addition to a finely spaced gear rack allowing for exact adjustment ensuring a snug fit. Comprised of 6/6 Nylon with a compact molecular structure provides better weathering and sunlight resistance, higher melting point, superior colorfastness and excellent abrasion resistance creating a high quality, dependable cable tie with natural high resistance to insects, fungi, animals, molds, mildew, rot and many chemicals .