Hi everyone, I'm having the majority of the ground floor of my house tiled (35m²) and I'm not sure which way to go from a subfloor / prep perspective. Here is the current set-up: Suspended timber floor at 450mm centres Wet underfloor heating system between joists in a pug screed Tiny bit of deflection (<3mm) in one corner of the room which will be covered by kitchen units anyway Large (~600x900mm) porcelain tiles to be the finished floor Based on cost, f