The 16 gal. Wet/dry vacuum has a convenient handle and large rear wheels for easy maneuverability around the job site, even when the tank is full. It features a fine-dust cartridge filter for small, dry debris and wet materials. It also comes with a 3-year limited warranty. Tank capacity refers to actual tank volume and does not reflect capacity available during operation. Peak horsepower" (php) is a term used in the wet/dry vacuum industry for consumer comparison purposes. It does not denote th