AVG Expansion Control Valve 20mm 700KPA ECV Function The Expansion Control Valve (ECV) is designed to relieve the increase in pressure caused by the water expansion during the normal heating cycle. It is recommended that an ECV be fitted to the cold...

AVG Expansion Control Valve 20mm 850KPA ECV Function The Expansion Control Valve (ECV) is designed to relieve the increase in pressure caused by the water expansion during the normal heating cycle. It is recommended that an ECV be fitted to the cold...

AVG Expansion Control Valve 15mm 600KPA ECV Function The Expansion Control Valve (ECV) is designed to relieve the increase in pressure caused by the water expansion during the normal heating cycle. It is recommended that an ECV be fitted to the cold...

AVG Expansion Control Valve 15mm 700KPA ECV Function The Expansion Control Valve (ECV) is designed to relieve the increase in pressure caused by the water expansion during the normal heating cycle. It is recommended that an ECV be fitted to the cold...

AVG Expansion Control Valve 15mm 850KPA ECV Function The Expansion Control Valve (ECV) is designed to relieve the increase in pressure caused by the water expansion during the normal heating cycle. It is recommended that an ECV be fitted to the cold...

AVG Expansion Control Valve 15mm 1200KPA ECV Function The Expansion Control Valve (ECV) is designed to relieve the increase in pressure caused by the water expansion during the normal heating cycle. It is recommended that an ECV be fitted to the cold...