The Bees were the joint top scorers in the division before kick-off but struggled to test Boro keeper Marcus Bettinelli.
Our Boro writer Joe Nicholson has dished out his marks following the match – scroll down and flick through the pages of our picture gallery to see them:
1. Marcus Bettinelli - 7
Didn’t have much to do once again but kept his side organised. 7 Photo: Alex Pantling
2. Anfernee Dijksteel - 8
Tracked Brentford winger Sergi Canos throughout, following the Brentford man infield to prevent danger. 8 Photo: Getty Images
3. Dael Fry - 8
Kept the Championship’s top scorer Ivan Toney quiet and positioned himself well. 8 Photo: PA
4. Paddy McNair - 7
Set-pieces were a little erratic even if he did deliver some good crosses. Swept up danger at the back. 7 Photo: Getty Images