Hi everybody, I am removing a en-suite which uses Hep20 fittings. I need to temporarily cap off the 15 and 10mm pipes. Can i use speedfit or QPL stop ends with the Hep20? If not, any suggestions? Also, I am replacing a shower cubicle (900 x 900) with a 900 x 1200 unit. I am building a 300mm wide stu...