These vents are designed to release air, not water, and they should always point straight up. It can cause water damage, increase heating costs, and reduce the efficiency of your central heating A leaking radiator is a problem that needs to be fixed rapidly
House Radiator Leaking When Cold at Jill Sapp blog
Leave it to leak and the water can damage flooring, plus water on the floor is always a potential slip hazard.
This old house plumbing and heating expert richard trethewey shows how to fix a leaky, squeaky steam radiator.
After you’ve fixed your leak and replaced the radiator you will need to know how to bleed a radiator to get it back up to full working order How to stop radiator leaking water from bottom if your radiator is leaking from the bottom and leaving puddles on the floor it is typically a leaking valve that’s causing the problem. Radiator leaks either come from the body of the heater, the bleed point, the valve, or the pipe that fills the radiator with water If the radiator valve is leaking, you’ll have to drain the water to a level below the leak.
A leaking radiator is more than just an inconvenience