Product details:

The most popular RV toilet in North America. An "economical choice" and more - a solid, day-after-day performer. Available with dual-hand or convenient dual-foot pedal operations. Available in high or low profiles to fit your specific space requirements. High profile dimensions 17.4 in. H x 15.1 in. W x 17.8 in. L Low profile dimensions 12.9 in. H x 15.1 in. W x 17.8 in. L Do not use stiff brushes or homemade products to clean or lubricate the valve and seal, as these will damage the seals and surfaces, causing odors to escape from holding tanks. Thetford recommends using Aqua-Clean and toilet seal lubricants. Revolutionary New Design Makes This Popular All-plastic Toilet Even Better.