HI there,
This is what I know about the current gas valve we have:
The current Gas Valve in the Potterton NetaHeat 10/16 S/N: GUK048932 has the following markings:
0218
WR Gas Valve
On the Gas Valve’s Sticker!!!:
Type 25K49H-49
240 V.A.C. 50 HZ.
.040 AMPS.
MAX PRESS. 50 mbars...