This range of regulators, for residential to light commercial applications, meets the most stringent requirements of the German codes of practices. All are approved by DIN-DVGW and meet DIN 33822/VP200 (PN 1 and PN 5 regulators), EN 334, EN 14382 or the earlier DIN 3380 or 3381. Increased safety features include gas loss protection, high flow cut-off and fire resistance.