It should have a floor area not less than 9.5m2 with a minimum width of 2.4m.
Dining room shall have at least 3.25m2 of floor space when combined with other rooms and at least 7.0m2 of area when not combined.
Dining rooms vary greatly in size. It should be ensured that furniture is accommodated.
Natural ventilation shall be provided.
Your craft is very nice and the designs are nice.