The Zodiac DC33 is a light weight, compact cleaner that anyone can assemble and operate. It is designed with one moving part that when used as instructed will last beyond the 2 year product warranty. The strong reinforced outer ribbing makes the diaphragm significantly more durable than other cleaners. The diaphragm is super easy to clean or replace, even pool owners with five thumbs will find it a cinch! With the Zodiac DC33 you have automated cleaning at its simplest!