Buying the part yourself and installing it can save a lot of money! Search for a great deal online and you're more than likely going to find it. It's always good practice to check out the prices for a spare part for your Active Ventilation RBV-8-BR from several different places. That way you can be sure you're getting the best deal. There are usually more than one company producing the Active Ventilation 13 in. x 5 in. aluminum 8 in. dia. low profile 50 sq. in. nfa roof vent in brown powder coat part that you're looking for, especially aftermarket-type spare parts. Find the right part and fix it right!