28 Oct 2014 Theydon Bois chimney sweep. by admin | posted in: Chimney Sweeping, Theydon Bois | 0 On a recent job in Theydon Bois there were 5 chimneys swept at The Old Vicarage in Piercing Hill, including removing a rather large birds nest in one of the chimneys. This took 4 sweeps to remove all the debris before it would pass it’s smoke test. Bird nest removed