Outside-half James Hook scored a splendid solo try and converted as well as converting tries by wings Richard Johnston and Aled Brew and slotting four penalties in a 23-point haul.
Newport kept in touch with a convincing 43-13 win over Carmarthen Quins. A brace of tries from centre Richard Payne sent the Black and Ambers on their way while Quins' centre Emyr Jones grabbed his 100th league try as a late consolation.
Caerphilly finally lost their fight to avoid relegation as they went down to 14-man Llandovery at Virginia Park despite visiting prop Andrew Jones getting his marching orders midway through the second half.
Gareth Thomas and Tom Hearne scored late on but it was not enough to save Caerphilly from the drop and a 41-24 loss with Gareth Morgan kicking seven goals for the Drovers.
Bridgend came from behind to beat Swansea 21-14 at St Helen's thanks to second-half tries by Brendan Roach and Ryan Howells after Rhodri Wells had put the All Whites ahead.
Wing Darren Berry helped himself to a hat-trick as Pontypridd staged a stunning turn around to smash Bedwas 71-5 just three days after losing to the same opposition.
Pontypridd's cup semi-final opponents Aberavon warmed up for next Saturday's clash with a surprisingly convincing 43-15 win over Cross Keys with influential No 8 Richard Morris going over for two of the six tries by the Wizards.
Ebbw Vale crossed Llanharan's line four times in their 31-12 success at Eugene Cross Park after the visitors had led at the interval.
Wales Head Coach Rob Howley talks to WRU TV's Sebastian Barrett about the 36-man squad he has just named for the forthcoming Under Armour series, which includes two uncapped players, Ospreys duo Sam Davies and Rory Thornton.
Head coach Rowland Phillips is deligthed he can now call BT Sport Cardiff Arms Park home for his Wales Women's side, who launch their international season next month with games against Scotland and UK Armed Forces in the heart of the capital city.
Wales Sevens star Sam Cross has put his home town club of Brynmawr on the map after winning a silver medal at the Rio Olympics with Team GB. His club have now honoured him by naming their players bar after him, as WRU TV discovered at the official launch, recently.
One of the newest members of the Principality Premiership, Bargoed admit it's proving to be a steep learning curve at the highest level, but are determined to become a force to be reckoned with. WRU TV visited the club last weekend when they took on Llanelli.
Table-topping Aberavon travel to north Wales to tackle RGC 1404 as both teams defend unbeaten starts to the season in the Principality Premiership. WRU TV's Graeme Gillespie visited the Wizards to see how their preparations were going for the game of the weekend.
The Half a Game initiative is currently sweeping across Wales and proving a major success. The scheme aims to give every young player at least half a game every weekend. WRU TV recently visited a festival in Narberth where clubs have fully embraced the initiative.
Both Bargoed and Swansea were seeking their first win of the Principality Premiership season this afternoon. It proved a fruitful day for the hosts - not only did they win, but Bargoed claimed a try bonus point.