This is a universal model and will fit all recreational vehicle's under counter water filtration systems. So, you can buy with confidence knowing that this will fit your current system's hardware. Not only that, but this faucet also fits all residential filtration systems too. We know that sink space is often limited on the road and that is why we have designed this ultra-slim faucet to work well with your size restrictions. You can have filtered water without sacrificing style. This faucet only requires a 1-hole sink opening. It can be easily mounted on your sink top with a locknut that screws on from underneath, so all you need is a screwdriver. Your desire for clean water can be fulfilled with a simple and hassle-free installation.