House lead-in with main shut-off device 420 mm

for installation in LPG systems for underground house lead-ins.
Equipment:
- design: rigid, for buildings with a basement 
- inlet: copper pipe Ø 22 mm
- outlet: IT Rp 3/4"
- main shut-off valve DN20 with ball valve and thermal shut-off TAE (Firesafe)
- shrink hose (length: 500 mm) for protecting solder joints underground
- isolating point
- design: rigid with wall connection set internal, consisting of: cover and washer
- RST 22 (CU-pipe hard) x IT Rp 3/4" 
Approval:
DVGW tested
Note:
A gas flow monitoring device must be installed to secure the pipe according to TRF 2012.