Refrigerant Tank Tower, 2-30lb, 2-50lb, 15 1/4"W x 48 3/4"H x 13 1/4"D. 38 lbs. $347.90. Add to Cart. Wishlist Compare. Refrigerant Tank Towers come in a variety of sizes and hold both 30 lb. and 50 lb. refrigerant and recovery tanks. These units can be bolted to van ribs or floor, a shelving unit, or a bulkhead security partition.