supply of (1) pressure gauge for lpg (2) gas filter unit for lpg (3) safety shut - off valve(1) pressure gauge for lpg (2) gas filter unit for lpg (3) safety shut - off valve,pressure gauge for lpg with manual cock. dial : 100 mm, manual cock : dh 15r40 with mod el no. rfm 1 6rb100 of make- kromschroder [ warranty period: 12 months after the date of delivery ] ] , gas filter unit for lpg end connection : 3 flanged max. flow : 312 ncu.m/hr, max. inlet press ure : 1.0 bar, delivery pressure at max. flow : 10 mbar filter mesh : 50 millimicron (max) with model no. gf k 80f10-6 of make- kromschroder [ warranty period: 12 months after the date of delivery ] ] , safety shut - off valve for the protection of all valves end connection : 3 flanged max. inlet p r.: 1 bar outlet pressure 280-500 mbar factory set : 400 mbar impulse connection : 1/4 bsp (f), spring : w hite (03089073) with model no. jsav 80f50/1-0z of make- kromschroder [ warranty period: 12 month s after the date of delivery ] ]