Eton Manor kept the pressure on the top three in London One North following their 40-7 victory over Fullerians.
Manor sit fourth in the table only three points behind third place.
Chingford are still managing to keep Manor at bay, however, after recording a narrow 7-5 victory over sixth-placed Thurrock.
In London Two North East, Epping Upper Clapton recorded a resounding 56-17 away win over Campion.
Divisional rivals Woodford also won on Saturday as they saw off South Woodford Ferrers 25-18 to leave both sides sitting on 37 points.
Wanstead now sit three points behind leaders Harlow in London Three North East after winning 31-0 over West Norfolk.
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