for the stuff i will use. if i don't have spare parts, then i like having two of the product.
so, i'm for ordering extra. yet, i realize not everyone has the money to do that, so be budget minded in the process.
i somehow missed this thread. that's a cool closet find! filter does sound like it's fine but if you can swing getting a new one i would. i'd use the new one and keep the one you presently have as a back up. the hoses should be simple and inexpensive to change out so i'd definitely go that route. 