You are right about their website, that is why I called them actually.
The poor guy who I spoke to even apologised and confirmed they were available however admitted that their…

Borg,
Mate, I think you might be wrong on that one. I actually spoke with Lennox myself and they carry R410a models from 6kw up to 18.3kw.
Apparently they arrived only…

Personally I would suggest going with gas furnace with add-on cooling. Gas is certainly a much nicer feeling heat and add-on is refrigerated therefore same as a reverse cycle…

Sounds like your concretor is doing the best he can with a bad situation.
Properly done, the epoxy will give enough flexibility to fill cracks and allow for movement in weakness…

Every year ideally, every second year at least.
Clean return filter often - every three months is a great idea - the most likely source of issues if not done regularly.

Most installers will charge LESS during construction as certainly it is easier to run wiring and ducting with no plaster up.
Yes, there may be more visits to the site, however…

You would find the manufacturer suggested an installer not directed you to them. You choose the installer/dealer - the manufacturer is not liable for installer faults.
Most manufacturers will have…

To be honest, it sounded as if the manufacturer was quite right. It was an installers issue which had nothing to do with the unit itself therefore why would…