Questions tagged [radiator]

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8
votes
2answers
13k views

Why does a single radiator need regular bleeding?

Almost all of the radiators (forced water) in my house heat up fine. However, a single radiator needs regular bleeding (~1/day) in order to heat. Note, this radiator is not at the highest point in the ...
2
votes
2answers
8k views

Why is my radiator not getting hot water or have air in it?

All except one radiator are working fine. The one that stays cold is in the room with the thermostat, so the system keeps running more than it should. I tried bleeding it and just water came out. I ...
4
votes
13answers
26k views

Are there fans for radiators to improve performance?

I lived all my life with forced air heating and cooling, but my house now has steam radiators. They perform ok, I suppose, but I know from trying that just letting the convection cause the airflow ...
7
votes
8answers
7k views

Prewarming for tankless waterheater

I have a tankless water heater that is just a little bit to small for our new house - the temperature rise isn't quite enough for the winter months. Our basement is big and relatively warm so I struck ...
6
votes
2answers
2k views

Are radiator reflectors as effective as claimed?

I recently completed a survey to determine the energy efficiency of my home. The results weren't great but got me thinking about the quick and affordable things I could do to improve things and ...
4
votes
1answer
6k views

Why would only half a radiator heat up?

I'm having some trouble with a radiator. It doesn't bleed well, often not letting either air or water come out of the valve. And sometimes, only half of the radiator will be hot (well, warm). I was ...
3
votes
3answers
11k views

Combination boiler pressure zero after heating

I generally don't notice a performance problem with the boiler, but after I run the heat to the radiators and turn the boiler off, after cooling down the the pressure gauge shows zero. I can easily ...
2
votes
2answers
254 views

Why would a newly installed radiator only heat when on constant bleed?

We have changed a gas central heating radiator. It is the last radiator in the circuit. It will not communicate with the boiler and only brings hot water into the pipe leading to the thermostat when ...
1
vote
2answers
968 views

Why are my water/radiator pipes whistling when I shut down the heating system?

With winter coming up, I started to heat the house and for the first time the radiator pipes are starting to whistle when I heat and then shut down the system. I have a big house and I need to shut ...
1
vote
5answers
63 views

Do I need to reuse these radiator connectors, or should I get new ones?

I have finally got around to removing an old damaged Stelrad radiator - I have an identical one waiting to go on the wall but despite using a fair amount of force, the connectors don't appear to want ...
0
votes
1answer
362 views

Duct tape and painter's tape to cover baseboard heater

I am having an issue of beetles and centipedes entering my apartment from under my baseboard (length of room) radiator via cracks in the foundation. Landlord is not able to send anyone out for a few ...