Room (Double/Single) with parking- bills included

A private room with a double bed. Vegetarian cooking only (eggs ok but no meat). There is underfloor heating in the room and throughout the shared spaces, making the rooms and areas nice and cozy.
There is 1.8 metre floor to ceiling wardrobe in the room.
There is plenty of parking within the premises and garden is large to enjoy in summer.
There is a direct bus stop right outside the house to Welwyn Garden city station and high street in about 10 minutes.
Weekly cleaner available for common areas and the toilet; but cleaning top up should be done by the room occupier too.
Half board available for addition £350 per person or ONO.
The room comes with dedicated bathroom but not ensuite.
This room can be taken as a single person for £650 or a double room for £800.
Additional facilities: High speed Wi-Fi. All bills included(council tax, electricity, gas, water, Wi-Fi) Cleaner comes regularly but it is also the responsibility of the room owner to keep the room and common area clean in between.
Even though the house is big with many rooms, we live there as a family and only let out 1 or 2 rooms.