Upon arrival spoke with customer about reverse osmosis water system and they explained that they need the faucet hole drilled for it to mounted and the adapter that hooks it to the cold water supply is missing or it didn’t come with one gave customer price to install the everything including drilling the hole and one just to drill the hole said it was more then he expected and thanks it’s probably worth and he may just hook it to the refrigerator customer then asked what it would cost just hook it up if they had he hole drilled so I gave price for that as well and made customer aware that price would be the same if he decided to have it hooked to refrigerator said they will have to thank about what they want to do and will call us back