shower waste

Planning a wet room with a flush floor where the waste will run through a slab and through the wall to discharge to the drains outside. Using something like the below bottle gully, would building regs allow me to connect the shower waste underground in one of the top two 40mm inlets? As far...

The shower tray needs to fit in a three-sided recess that is 900 x 760 in size - see attached picture. It seems logical to place the waste at the front for access (where the rubber seal is), but the thing that slightly concerns me is whether it is a bad idea do you have it on the same side as...

I'm replacing a shower tray - the old one had push fit waste fittings below the floorboards. I've used the old waste pipe, but I'm a bit nervous about using compression fittings and sealing them in. They don't leak at the moment but in ten years time...? Any harm in using silicone to seal tbe...

Hey Guys! First post so please go gentle. I have recently moved into a property needing some medium/heavy cosmetic work and I am a very keen DIY'er, will get my hands dirty on any job. I just need a little guidance. I want to add a shower to the ground floor WC. I am fairly comfortable with...