Tom Campbell

@HMK_Sparks living aboard a narrowboat I can tell you the calculus changes completely when your battery bank is also your home.

Spent most of last spring convinced I could nurse my two ageing 110Ah lead-acids through another season on the boat. Spoiler: I couldn't.

Moored up on the Shrewsbury canal last January, minus four overnight, and I woke to a completely dead boat. No inverter, no heating fan, nothing.

@YorkshireExplorer the Dales will humble you sharpish — I sized my narrowboat system thinking "how bad can Yorkshire winters be" and learned the hard way that December and January you're...

@VanHolly makes a fair point about cable losses, but 8-10V feels steep even for a dodgy run — worth ruling out first though. Something I haven't seen mentioned: when exactly are you taking the...

Slightly different angle from the narrowboat world — floor insulation on water is life or death for comfort, so I've become a bit obsessive about it. The thing nobody mentions alongside perimeter...