“Safety valve for solar systems. Brass body. Chrome. Female-female connections. PN 10. Temperature range: -30 ÷ 160 ° C. Max percentage of glycol: 50%. Increased exhaust outlet. Discharge potential: 1/2 “- 50 kW 3/4 “- 100 kW. TÜV approved according to TRD 721 – SV 100 § 7.7. Settings: 2,5 – 3 – 4 – 6 – 8 – 10 bar. “