Wall hung toilet frame height decides whether a pan fits under a window or needs a taller wall. This guide compares the Geberit Alpha 82cm and 98cm frames with Grohe’s 1.13m Rapid SL set, using KT’s current stock. It covers a worked cill example, pan projection, floor build-up and flush volume, plus the 6 litre flush cap in England and Wales, so you order the right frame, plate and pan first time.
Ideal Standard Toilets: Which Pan Type Suits HMOs? | KT
A landlord fitted wall-hung pans throughout a 6-bed HMO to save space, then got flagged for one bathroom needing an accessible raised-height model instead. Here's close-coupled vs wall-hung vs back-to-wall, when Part M actually forces the raised-height Freedom range, and the real cost of switching pan type after first fix.