All of our cast iron radiators are availbale as standard with a 1/2″ BSP (15mm) connection. We are though also able to supply many of our radiators and valves with 3/4″ BSP connections. Due to the size proportions of some radiators and valves 3/4″ connections may be more suitable.
![Halifax Cast Iron Drain System BSEN877:1999-Zinc Plated Thread Adapter [HD]](https://tuscanfoundry.com/wp-content/uploads/2018/11/hd1012-zinc-plated-thread-adapter.jpg)