Shark All Clean products have a 12-month warranty. They are confident in their design and quality control, which means your new vacuum cleaner has a total warranty of 5 years. 12 months plus a 4-year extended warranty period and when you purchase from a retailer, you must register within 28 days of purchase. Steam mops. Their steam mops have a 12-month warranty, which can be extended to a total warranty of 2 years (registration required).