Advanced ticket sales for Saturday's visit to play-off rivals Derby County will end at 2pm on Friday.
The Bees and The Rams are separated by two places and a point as the battle for the Sky Bet Championship Play-Offs intensifies with just five matches to play.
Saturday's match will be played at The iPro Stadium, kick-off 12 15pm.
Mark Warburton's side will be looking to do the double over The Rams, who they beat 2-1 at Griffin Park back in November thanks to late goals from Andre Gray and Stuart Dallas.
Tickets for Saturday's match will also be on sale on the day at the Away Ticket Office in the South Stand but please be advised that prices will rise by £2 for tickets bought on Saturday.
Supporters wishing to buy or use concessionary tickets are advised that ID checks will be in place at the ground on Saturday.
Full ticketing details can be found here