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2
votes
4answers
14k views

Why can't I bleed my radiator?

I am living in an apartment in Belgium. My bedroom radiator is basically useless; it's about 1m long but only the left 10cm ever gets warm. I have been told to bleed the radiator by opening the valve ...
2
votes
1answer
18k views

How do I bleed baseboard radiators without a bleeder valve?

I recently bought a newly remodeled 1950's era house about two months ago. It has a Weil Mclain fuel oil boiler that provides heat to four different zones (loops) in the house. Each zone has a couple ...
2
votes
2answers
57 views

Can I heat a radiator directly?

I understand the workings of steam and hot water radiators, however there has been a nagging question in my mind about why we first heat water (for steam or hot water) before we heat the radiator. Why ...
8
votes
2answers
1k views

Should I insulate steam pipes in the basement?

I have a steam-radiator heating system. The furnace is in the (unfinished) basement, and the steam-carrying steel pipes spread out across the basement ceiling before going up into the rest of the ...
0
votes
2answers
164 views

Fixing metal grille on a wooden radiator enclosure

My kids tend to be rough when playing in the living room and have banged up the metal mesh grille on our wooden radiator enclosure. Does anyone have any tricks to bang out the dents? Or will it be ...
0
votes
3answers
60 views

Can forced central air be retrofitted with central humdifier?

Several homes I'm considering have central air conditioners, but radiators or baseboard heaters. Is it possible to use the A/C ductwork to provide humidity to the home? I assume most central ...
1
vote
0answers
1k views

Water not circulating in one radiator on a hot water boiler

My boiler has 4 zones. Zone 1 is the bottom floor. There are two radiators in zone 1. I am replacing one of them, an old baseboard radiator, with a cast iron with similar BTU. We hooked up the new ...
1
vote
1answer
409 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 ...
9
votes
1answer
29k views

Why is my radiator hissing?

I've never had a radiator before, all central air for me, but I'm living in an apartment that has them now. All of the radiators in my apartment have been hissing, and pouring out steam from the ...
1
vote
0answers
82 views

Why are some radiators hot when the system is off?

Yesterday I drained my heating system so I could cut the pipes on one radiator to raise it. After refitting, I filled and bled all the radiators and they were all working. When I got up during the ...
0
votes
0answers
72 views

Can I use my forced air furnace to heat water for radiant heat too?

I moved from Europe to USA 4 years ago and I was wondering if it's possible to combine forced air heating with the heating that uses radiators. My idea is to use the furnace for forced air to heat up ...
1
vote
1answer
853 views

Radiators don't heat up evenly, and am missing an Expansion Vessel. Do I need it?

I have a new Worcester 40CDI Regular Boiler that does not come with a built-in expansion vessel. I just discovered that the installer did not install an external expansion vessel either. For HW, I ...
1
vote
1answer
40 views

Is there a problem in adjusting the radiator setting too often?

I just brought two small Ethernet-type cards, so I could start a project to control the single radiator in my student accommodation over the internet. (#EngineeringStudent) Now, the when I came back ...
0
votes
1answer
1k views

Why does the pipe to my radiator get hot, but the radiator itself doesn't?

I have multiple radiators in my apartment, and all except one work. Unfortunately, it's the one in my bedroom! Brrr! The pipes to and from the radiator are hot to the touch, and I can hear water ...
1
vote
2answers
2k views

Why aren't my radiators heating up?

Two of the eight radiators in my house get only lukewarm. All eight radiators have been bled. The inlet pipes to the two dodgy radiators are red hot so the problem appears to be with the valves. I ...
2
votes
1answer
2k views

How can I repair a radiator bleed valve that fell out?

I over-tightened the bleed valve on the radiator and it fell out! It seems to look like a screw but I can't seem to get it re-attached, luckily it's locked so not leaking. I can't see well enough to ...
1
vote
1answer
258 views

How can I make the radiator heat my room more efficiently?

In my room at Uni my radiator gets really, really hot, yet the room stays pretty cold. Is there anything I can do to make it more efficient without losing my deposit?
1
vote
1answer
347 views

Water supply valve to closed radiant heat system on or off?

I have a closed radiant heat system, meaning a boiler with a pump, radiators and piping. After the intake valve, there is a pressure reducer and a backflow stopper (both bell shaped). Yesterday, ...
3
votes
2answers
491 views

How can I replace the bleed plug for my towel rail?

I have a very similar type of radiator as this: However doing a bathroom refit, I have somehow lost the radiator bleed plug which is shown in the picture above. So if I turn the radiator on, it ...
1
vote
0answers
76 views

Why did my radiator stop heating after turning it down for a while?

I turned down my radiator the other day & now there is no heat in it at all. I've bled it with no success. The intake pipe at the other end of the radiator is warm but the radiator itself is not. ...
7
votes
1answer
5k 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 ...
1
vote
0answers
71 views

Does my Central Heating system need balancing?

The difference in flow and return temperatures at each radiator varies between 2C (lowest) and 7C (greatest). Although all of my radiators get hot I understand the desired differential is 10-12C. Do ...
3
votes
3answers
9k views

Can I use a spray sealant to seal a leak in my radiator?

one of my steam radiators has a leak on the bottom, away from the valve (has been checked, my husband has changed out the valve). can I use a spray sealant to seal this leak? (like FlexSeal)
3
votes
1answer
1k views

Steam Baseboard vs. Steam Radiator

We currently have a single pipe steam heat system. We've had a couple of plumbers in to give us estimates on recessing our exposed radiators. Neither of them seemed thrilled with the idea and one ...
0
votes
0answers
78 views

Why is it taking so long for my house to heat up with no quality to the heat generated? [duplicate]

I'm in the UK. I have a small modern, well insulated and double glazed semi detached home which is heated with a traditional gas boiler feeding radiators and a hot water system. The heating had ...
1
vote
1answer
34k views

How can I stop my radiators “clicking” when they're turned on or off?

I have a central heating system on a timer, and whenever the timer turns on or off, for around ten / fifteen minutes, some of the radiators in my home make regular clicking noises, kinda ...
2
votes
1answer
197 views

What to look for in a new water radiator?

The water radiators I have under each window are 50 years old, and I would like some new ones. They measure HxLxD 50x100x20 cm. The new ones I would like should be as thin as possible. I live in an ...
3
votes
3answers
2k views

Do home radiators waste water?

I received my second quarterly water bill and cannot believe it says I'm using 49,000 gallons of water each quarter. That's over 500 gals per day! So I started thinking about average water usage per ...
3
votes
2answers
3k views

How can I stop heat loss due to an uninsulated porch?

I have an enclosed porch with very little insulation, it is typically very cold in the winter. However, there is a radiator in the enclosed porch. I have a gas boiler heating system in the house. ...
2
votes
2answers
4k views

need feedback on radiator heating systems and carbon monoxide

I live in an old apartment with radiators for heat, The gas boiler is down two levels in the basement. oddly enough there are no cold air returns...is this correct? Our carbon monoxide alarm ...
2
votes
1answer
182 views

Is there a way to make a thermostat based heating system more accurate through either adding probes or hacking?

In my Brooklyn apartment, heated via steam radiator, my thermostat is in the unheated hallway between all the rooms. The temperature it reads is often different, than both the rooms with heaters and ...
0
votes
0answers
274 views

Why isn't water running through our radiators?

We had a plumber in today to bleed our rads. He also changed the batteries on the thermostat and fiddled around with the boiler. Since he left the temperature has dropped dramatically and he's refused ...
2
votes
1answer
472 views

How to remove radiator pipe and value?

We just had central air installed and the contractor removed the radiators. However, the pipe and valves are left over sticking out of the floor upstairs. I tried using a plumber's wrench to at ...
2
votes
3answers
7k views

How do I unstick a radiator valve?

Having moved house, we find one particular radiator doesn't heat up, despite the pipes that lead to it getting hot. One of the valves must be stuck, and I've worked out which one by feeling the pipes ...
1
vote
1answer
2k views

Is this radiator too small?

We have steam heat in our 1930s-era home and one of the bedrooms is much colder than the other two. Here is a picture of the radiator in the cold room: The room is 12'x12'x8'. This radiator is ...
2
votes
3answers
11k views

Why does my radiator leak if it's not fully opened or closed?

I have a hot water (or steam?) radiator that leaks water unless it's completely open or closed. The side has a valve that can be turned to open or shut the connecting pipe. The other side has a steam ...
1
vote
2answers
2k views

What is correct way for radiator plumbing/connection in multi-story flat

We have some problems with central heating in our multi-flat house and I would like to understand something. Some flats have old-style radiators, and almost every flat has different way to connect to ...
5
votes
1answer
3k views

How can I get my third floor radiators working?

I have two radiators upstairs. One is slightly warm, and the other is not warm at all, leaving the room very cold. When I tried to bleed the radiators in the house, all of them released water and ...
1
vote
2answers
9k views

How can I stop the boiler from heating the radiators when only hot water is wanted?

I have Baxi Boiler (model unknown at this precise moment in time) which British Gas have fixed up to a seperate control panel (see image - not our actual panel, image from Google!). The problem is ...
2
votes
1answer
961 views

When bleeding radiator why does the same amount of water go out through the overflow?

I have a really old central heating system. It was working fine until a plumber bled the whole system to replace a radiator. Since then we have had to replace the pump and the system doesn't seem to ...
4
votes
1answer
7k views

How to design a radiator cover for good heat distribution?

I want to replace some battered, ugly radiator covers in my 1910 home. I have read that to function effectively, a radiator cover needs openings at the front top and bottom, so that natural ...
3
votes
2answers
657 views

Where can I find central heating system with radiators?

Coming from Europe, I am used to radiator heating systems and thinking about putting one into a fixer-upper house I intend to buy. Where can I find such a system in the North-American market?
2
votes
1answer
2k views

Does adding metal plate/foil behind radiators increases their heat distribution?

There is this theory that if you put a metallic foil behind radiators, will make them distribute heat better in the house rather than heating the wall next to them. Is this true, are there any ...
0
votes
1answer
1k views

Seebeck generator to run a fan on a radiator

I asked in this question if there was a heat powered fan for residential steam rads, to increase air flow over them since natural flow is pretty weak. Alas, looks like some wood stoves can use such a ...
1
vote
1answer
941 views

How to balance thermostat settings between zones to maximize efficiency?

I recently purchased a house so this is my first winter in it. The house was built in 1939 so most of the house is on a single heating zone using hot water radiated heat. The radiators are cast iron ...
2
votes
2answers
3k views

Why are my radiators not heating up?

The boiler is on; the pipe near the boiler is hot, but the pipes furthest away are cold. What does that mean, and how can I fix it?
4
votes
1answer
4k 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 ...
2
votes
4answers
467 views

How do I fix radiators that come on at different times?

We have radiators in all rooms but the ones in the bathrooms come on at different times to the rest of the house. This is particularly annoying when getting up at 6am and stepping into a freezing ...
4
votes
1answer
8k views

Why isn't water coming out of a radiator in my freshly pressurized system?

I live in an old Victorian with three stories, plus a basement and an attic. I tried to bleed the radiators in preparation for turning the heat on, but was unable to get any water out of the radiators ...
4
votes
1answer
2k views

Why are steam radiators used in the USA?

In the UK, we use water radiator systems when the boiler heats the water to about 70°C, this allows the boiler to get most of the energy out of the gas (or oil) by condensing the steam you get ...