A high-quality robotic pool cleaner keeps your pool sparkling without you having to scrub the walls yourself. If you buy a durable model, it should last five to seven years, so look for a unit with good replacement parts availability rather than the cheapest one on the shelf.
Wait until late summer when retailers need to clear out floor space for autumn gear. Last year’s model often functions just as well as the new version for a fraction of the price.
The 18-month window is a deadline, not free money. If you have a remaining balance after that time, you will start paying interest on whatever is left, so be sure to finish your payments before the period ends.