Penarth maintained the pressure at the top of the Admiral League with a 19-14 win over Llanharan on Saturday.
The Bears remain second in Division One East Central, just two points behind leaders St Josephs, who won 38-12 at home to Rhiwbina and still have a game in hand over their nearest rivals.
Among the try scorers, Tom Griffiths marked a personal milestone having scored 300 points for Penarth on Saturday.
At the other end of the table, Barry's visit to Rhydyfelin and bottom club Porth's home fixture against Abercynon were both frozen off.
The Bombers host the league leaders at the Reservoir Field on Saturday before visiting fellow strugglers Rhiwbina a week later.