hello setup my dennerle pressuriesed co2 yesterday and going well apart from my diffuser ladder isnt diffusig the co2 properly. the bubbles dont rise up the ladder smoothly, constantly stopping and starting and when the reach the end the bubbles are still very big so the bubbbles build up in the catcher at the end before they finally overflow. Any help please im not sure if i said this too clearly but hope someone can help cheers.