Living areas, recreation areas, dining areas, individual bedrooms, kitchens and bathrooms shall be ventilated by at least one operable window or by mechanical ventilation.
55 Pa. Code § 6400.65
Living areas, recreation areas, dining areas, individual bedrooms, kitchens and bathrooms shall be ventilated by at least one operable window or by mechanical ventilation.
55 Pa. Code § 6400.65