Why use a HAMMER•HEAD? Which unit is best for me? What kind of battery do I need? Register my new unit online. Finds parts for my unit. Maintenance and safety tips. Troubleshoot my HAMMER•HEAD unit. How do I send my motor in for service? E-Mail a question or comment. Below are some of the key features that make the Hamer•Head unlike any other pool vacuum of its type.

Standard Service-21 unit includes: Cart, 21" head, 40' floating power cord, truck/trailer mount and two debris bags. Unit does not include battery, battery charger, pole, or chemical jugs. Due to ongoing improvements, products may be different from those pictured. The Service-21TM and Service-30TM are the number one choice for service route professionals nationwide. Our service units are designed for pool to pool service route work. The popular Service-21 is the choice of pool service professionals nationwide. Ready to mount on your truck or trailer, the Service-21 can cut your cleaning time as much as 50%. Also available is the Service-30 with the larger head and a longer cord (60'). Standard features include: Lightweight powder coated aluminum frame Balanced and maneuverable even when loaded Sealed bearing mag wheels Non-marking solid airless tires Stainless steel axle hardware Large marine battery box Frame mounted soap bottle Weatherproof marine switch Heavy duty roto-molded accessory tray Internally pressurized 30lb thrust motor 40 feet of floating power cord (Service-21) Optional 60 feet of floating power cord (Service-30) 21" wide vacuum head (Service-21) Optional 30" wide vacuum head (Service-30) Extra fine debris bag Super-fine debris bag Trailer and truck mount for easy transport Stainless steel pole swivel The longest wearing head wheels in the industry The advantages to using the HammerHead system are many: Save time every day by increasing your speed and efficiency Increase your workload without working longer hours Enjoy shorter workdays by working faster Keep heavy debris out of the pool's filter system Clean up after storms, parties, landscaping, and construction Start up new pools that have no electricity or water service Both the Service-21 and the Service-30 include our original tilt-on, tilt-off mount system for truck or trailer. Simply wheel the cart up to the mount, tilt up, latch down the safety clamp and set the backup safety pin. The unit is safely and securely stored for transport to your next pool. Hammer•Head does not recommend transporting your unit with chemicals stored in the accessory tray, or without the use of the safety L-pin. Not doing a service route and plan to leave the unit at your facility? See the RESORT-21 and RESORT-30.