The All-Wales Weekend will take place at Bethesda in North Wales in September. For details check out the weekend and two day walk events.
The accommodation is at a bunkhouse with 16 beds divided into a few rooms with different numbers of beds.
The cost for the two nights (Friday and Saturday) is a reasonable £32 for the bed and hostel facilities (though you will have to supply your own food).
There is now an easy way to book your place using the booking option button on the page on this website. An early booking is recommended.