DuraVent FasNSeal 5" x 4" 29 4C Stainless Steel Tapered Reducer w35.6 Versatile and portable COSMO 50 WINTER BAG Versatile and portable Color Finish Espresso Cabinet Material MDF Particle Board Birch Veneer Mahogany Veneer Unit Dimensions 63 inches wide x 20 inches deep x 39 inches high Maximum Cabinet TV Size w Whisper Lift II PRO 58 1 2 inches wide x 7 1 2 inches deep x 35 inches high Maximum Cabinet TV Size w Whisper Lift II PRO Swivel 58 1 2 inches wide x 5 1 2 inches deep x 35 inches high (TV plus components) Maximum TV Weight (without stand) 100 lbs Component Opening 18 inches wide x 16 inches deep x 2 1 2 inches high on left & right side bottom of cabinet Unit Weight 295 lbs Unit Shipping Dimensions 67 1 10 inches wide x 24 1 2 inches deep x 46 1 2 inches high Shipping Weight 326 lbs Shelf Does it include a shelf: No The main problems with silicone are there are too many adhesion factors which are very difficult to control and the process of binding similar materials with an epoxy except for the following limitations on: all Termination Caps and DuraBlack® are warranted at One Hundred Percent (100%) for five years