Hi mark,
I carry on average 90 galls.
This can get me through say, 1x3pc suite,L/D H/S/L 4x beds.
next job
L/D H/S/L
next job
Lounge,kit, 2x beds etc
OR £350 ISH in sterling.
Dont forget. the more "up market" TMs use less water, (dont dump as much) due to modern heat diverters.
With regard to the cfr tool, what do you mean ? are you suggesting that one should charge more for this awkward tool? granted it does a decent job but then again most pro up tools do given a pro approach, dont they ?
Glynn