AF Kit can be used with the Centrex 2000 & Centrex 3000 and a dry toilet. the Sun-Mar AF Kit is designed for converting Sun-Mar composting toilets into A/F Waterless toilet systems. This accessory is required for use with Centrex 2000 and Centrex 3000 Central Composting Toilet Systems and it replaces all previous AF unit options. Sun-Mar is a world leader in designing innovative and simple to use composting toilets, and the manufacturer dedicates itself to ensuring quality and efficient products. Our conversion kit includes a 45" AF extension pipe, two 4" 45" elbows, an 80 ml. silicone tube, a 12 volt 2.4 watt fan, a 3" air intake plug, and 8-3/4" truss screws, and a Phillips screwdriver is required for installation. Enjoy little or no liquid output, and increase the efficiency of your composting toilet with the Sun-Mar AF Kit. | 
