and that can be enough to trigger an explosion

SOLAS approved md 96/98/EC

Elite M and HDS gen1

It fits tanks from 37 to 108 liters and is used to provide access to the tank contents

SeaTec, Septiktank 80l med 12v macerator 80x39x30cm BL133150 and that can be enoughThe septic tank holds 80 liters and is equipped with a 12 V macerator pump and a ball valve for shutoff. It is designed to handle wastewater efficiently on board. Capacity: 80 l Weight: 9. 15 kg Volt: 12 V Product dimensions: 300 mm 390 mm 800 mm Package dimensions: Size: 30 cm 80 cm 40 cm Gross weight: 9. 15 kg The tanks come with a mounted macerator pump and ball valve so the tank can be shut off. The pumps have a 25 mm outlet. Available in 12 or 24