Bio House 4+1 Bedroom Duplex Apartment for Rent Phrom Phong. This 347 Sqm Duplex Apartment comes with a huge balcony with unobstructed views! The double volume in the livingroom creates alot of light in the apartment. On the 1st floor are 2 bedrooms with en-suite bathrooms, maid quarter and a fully equipped kitchen. On the 2nd floor is a multi purpose room/ office and are the other 2 bedrooms with en-suite bathrooms located.