Home Improvement Stack Exchange
Home Improvement Stack Exchange

Questions tagged [radiant-heating]

101 questions
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3 answers

Can I pipe a cast iron radiator from one side only?

I am installing a new cast iron radiator to heat my garage using hot water. The radiator has two ports on each side; one on top and one on bottom. (OCS Part Number T41912) Normally, such a radiator would be piped to the bottom ports on both sides…
Mitch Talmadge
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4 answers

Can I use electric radiant heating as primary heating?

Our home was build in 2001 and currently has a oil furnace that is at the end of its life. We are looking for a more efficient heating option and stumbled across an electric radiant heating product called STEP HEAT that can be installed between the…
HomeHelp12
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Need help troubleshooting a short circuit (radiant heating)

I've spent last few days trying to figure out how to remediate my short circuit without luck, and i'm reaching out here in hopes of any clues for next step(s). I have a radiant heating system, divided into 3 separate zones, and each are connected to…
Henry Lee
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4
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1 answer

In-floor radiant heating hooked up to hot water tank in new home - questions about how it works and operating it

I've moved into a new 2 story house. The heating system is in-floor water heating, and the heat source is an electric hot water tank. I'm hoping you guys can help me figure out how the system works and answer some questions I have about it. Here…
jmrah
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2 answers

What is the impact of a backwards connected hot water radiator?

When building a hot water heating system the plumber has connected one of the hot water radiators backwards, i.e., the loop comes in at the bottom of the radiator and leaves the radiator on the other side at the top. Unfortunately, this has been…
user
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1 answer

Why does my heat pump "blow" at warm (even hot) outdoor temperatures? Should not it be inactive?

We have a Hoval UltraSource B compact C (8,11/200) air/water heat pump in our house. I have noticed in warm weather that occasionally my heat pump "blows" outside. I then thought that my heat pump cools in warm weather and found with a web search…
Sybil
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2 answers

Radiant heating under an enclosed balcony?

I have a couple of rooms that are functionally a fully-enclosed 2nd-floor balcony, with a concrete beam + breeze block system as the base, and floor tile cemented directly over that (no insulation that I'm aware of). I want to add radiant heating…
swiftcoder
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How would I install hydronic floor heat on top of a rigid foam insulated basement floor?

I intend to finish a part of my basement following this guideline from Fine Homebuilding and Building Science. There are two options I could come up with for installing hydronic radiant heat extrusions, and I can't decide which of the two is most…
kavisiegel
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Old radiant heat ceiling not cooperating, looking for ways to fix it myself

So I came home today to find my living room at over 80f degrees. My thermostat still correctly showed my base temp at 70f, but the room temp was through the roof and the ceiling heat was still going strong. I tried pulling the thermostat from the…
user3625087
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How should I insulate hydronic radiant heating under floorboards

A couple weeks ago a contractor installed hydronic radiant heating at my place. The building is two floors (studio above a garage) and the heating was installed under the floorboards. When he finished installing the piping and pumps he told me I'd…
Stickel
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Is insulation necessary under slab with hydronic radiant heat?

We are getting ready to pour a new concrete slab over top of an old slab where a house was demolished. The old slab is 4-6 inches thick, and the new slab will be 3-4 inches thick. We would like to run PEX lines for a hydronic radiant heat system in…
BWDesign
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How would I size a heating system that would only be used to warm the floors?

I have a forced air heating system that works well, and I'm not looking to replace it. However, I'd like to get the "warm floors" effect of radiant floor heating. I've heard that with a lot less BTU/hr, you can still do "floor warming" by using a…
David Pfeffer
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How do I completely drain and decommission hydronic radiant heating system?

Purchased a home which has a floating floor radiant heating system installed in the basement. I am looking to remove the system as it was poorly designed and installed. I've closed off the fresh water supply and drained the gas water heater already.…
rome
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Can you use a heat pump for hydronic radiant?

I want to electrify the heating in my house. It's heated by a hydronic radiant system, fed by a propane boiler. Another loop from the boiler heats a hot water storage tank. The total floor surface area covered by the radiant heat is about 1000…
undermountain
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Can I configure a two-stage thermostat to manage two heat systems?

The System I have a relatively simple system. It starts out with a standard, run-of-the-mill Rheem gas forced air setup with central air. One transformer in the furnace goes to one thermostat like normal. I recently upgraded the wire to 18/5 so that…
Geek Stocks
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