system layout details all bilge suctions have screw down non-return valves with strainers or mud boxes at the bilge wells. oily bilges and purifier sludge tanks have suitable connections for discharge to the oily water separator or ashore. the system is tailored to suit the particular ship...... domestic...
permits ◊ installation or changes made to plumbing, heating, ventilating or air conditioning systems ◊ installation or changes made to fireplaces, wood stoves or other solid fuel burning appliances replacing cabinetry, floor coverings, wallpaper, painting or similar cosmetic changes do not require a...