Unvented cylinder piping

[Lagerboy]

Hi guys

Looking for some advise on piping a 500l tempest unvented cylinder. Can the whole system and cylinder be piped using 22mm apart from the pressure relief pipe work?

 

[Rickster123]

Ask your G3 installer. It's not a DIY job.

 

[SimonG]

What he said 🙂

 

[plumben]

As above

 

[Riley]

Totes. G3 only mate

 

[Dotty]

Think the op gets the hint.