Product Name: BH-45 FIRE DEPT. CONNECTION FLUSH TYPE TWO-WAY CLAPPER INLET Feature:1. Plug and Chain –(BH-20), Female Open Snoot –(BH-9), Straight Concealed Siamese –(BH-62)2. Identification Wall Plate Size & End Connections BH-20 - 2-1/2” Hose Threads BH-9 - 2-1/2” FNH x 2-1/2”NPT BH-62 – 4” NPT x 2-1/2” NPT x 2-1/2” NPT Materials & optional finishes: BRASS B584 C85700 RB-Rough Brass RC-Rough Chrome Plated PC-Polished Chrome Plated Safety/ Quality Approvals: ISO 9001 Certificate