Made of white polypropylene, standard version with rectangular sections. Suitable for intallation on the central part of the hull or beneath the bow floor. Includes inspection cover and 4 blind thread holes size 1/2" - 1"1/4, wherein the inlet/outlet hose adaptor are screwed on, vent (see various models available on group 17), to be ordered separately. Made in accordance with Rina and AISR standards.
