Algo 3100 Surface Mount Box

Surface Mount Conduit Box for 8128 IP Visual Alerter/8138 IP Color Visual Alerter/8028 IP Doorphone (Controller + Intercom)/8201 IP PoE Intercom/3228V Vandal-Proof Station Port (FXS) Doorphone/3226V Vandal-Proof Trunk Port (FXO) Doorphone/1128 Analog Strobe Light products. The 3100 is a standard double gang box measuring 4.9″ wide, 5″ high and 1.4″ deep.