Lewis Jones (2), Ben Duffy and Luke Barry for the hosts, Luke Woolley with a single strike for Gap.
Mynydd Isa Spartans moved to within two points of the leaders with five games in hand after beating Acton 2-0, Liam Doran and Alex Wilday on target.
Flint Mountain had 17-year-old Dylan Roberts to thank for a 90th-minute winner in a 5-4 thriller at Caerwys.Jimmy McGlone (2), Lee Messham and Christian Davies were the other Mountain hitmen, Ruari Wood (2), Steve Hughes and David Holloway responding for Caerwys.
Anthony Weaver struck twice for Aston Park Rangers to see off Hawkesbury Bell, this after Bell led for forty minutes after Chris Jenkinson gave them the lead.
Mold Town Utd had Alan Wilson, Aaron North (2) and Terry Nicholas to thank for a 4-2 win over Mostyn Dragons, Ashley Lloyd and Nic Blythin scoring for the visitors, while Offa Athletic had a comfortable 5-0 victory over Bradley Park, goals from Sean Merryweather, Aaron Poglettke, Matthew Bennett, Dale Williams and Tommy Hallam.
The game between CPD Sychdyn and Halkyn Utd was postponed due to a waterlogged pitch.
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