I’d be getting that pumped in.
That’s the way I’d go, ready mix bags would cost a fortune and be an arse to move, mix etc. A pumped mixer would be so much easier and cheaper, even factoring in plastic sheeting to protect the house.
@Chaley started
London Fixed Gear and Single-Speed is a community of fixed gear and single-speed cyclists.
Chaley
I’d be getting that pumped in.