The former Crawley Town loanee struck on 60 and 72 minutes to seal a 2-0 win for fifth-from-bottom Boro.
Defeat leaves the Hornets 14th in the National League South going into Saturday’s home clash with Maidstone United.
See pictures from Farnborough v Horsham by McCartney Martin on this page and those linked, and get the latest from the Hornets camp on this website and in the West Sussex County Times in the week.
49. Second half double consigns Horsham FC to defeat at Farnborough – the match in pictures
A second half double from Mason Bloomfield consigned Horsham FC to defeat at Farnborough. Photo: McCartney Martin
50. Second half double consigns Horsham FC to defeat at Farnborough – the match in pictures
A second half double from Mason Bloomfield consigned Horsham FC to defeat at Farnborough. Photo: McCartney Martin
51. Second half double consigns Horsham FC to defeat at Farnborough – the match in pictures
A second half double from Mason Bloomfield consigned Horsham FC to defeat at Farnborough. Photo: McCartney Martin
52. Second half double consigns Horsham FC to defeat at Farnborough – the match in pictures
A second half double from Mason Bloomfield consigned Horsham FC to defeat at Farnborough. Photo: McCartney Martin