From Thal 2.5 hrs drive to Jandrai village from
Jandrai than you have to track till Jahaz Banda..
Trek to Jahaz Banda from Jandrai for a normal trekker its 4/5 hrs hike for a super fit trekker 2/3 hrs hike.
Weather Conditions: Moderate to Cold
Trekking Grade: Easy to Moderate
Rest house is available at Jahaz Banda Mr Taj Muhammad is the owner of the rest the key person of this valley who can provide you porters,food,rest house.
You will do easily as you have done pretty good trek in past
All answer is copied from PW & net rest my senior will guide you
You can go through this below thread as well for some guidance