Is there an equation to compare heating costs of propane versus electricity to heat a bedroom?

Oct 12, 2023 Last reply: 2 years ago 157 Replies

Doubtful. The pilot light on a gas range has no requirement. I had an apartment with a gas log decades ago but I can't remember if it had a pilot. There was also a functioning fireplace. Both plus whatever passed for central heating could keep the place survival at below zeor temps. 12' ceilings suck.

For gosh sakes, don't try to change your gender. Not in this political environment.

Now you're bringing sex into it. Wait until the outsiders hear about what's going on here.

Everything we need to know.

Because they weren't donated to Goodwill until they were already worn out.

My rule #1 for buying used furniture: never anything that's upholstered, unless I plan to take it in to be stripped down to the frame and reupholstered.

A friend had one and that seemed to be the case here. And it just makes sense.

You can probably disconnect and properly cap the gas pipe, close the vent when not using it, and then save a lot of heat cost with whatever else you do.

I don't know if peninsular Iberians (including Lusitanians) identify as Hispanic but the way it's used in the USA is misanthropically politicized.

Nowadays, as with gender, I provide contemptuously specific answers, such as "Race=Germanic" or, sarcastically, just "Race=Human" in my disgust.

On Sat, 14 Oct 2023 18:33:19 -0700, Bob F wrote: Bob F wrote on 14.10.2023 21:33>> Exception: When a gas log, log lighter, or decorative gas appliance is

It does make sense that it's chocked, where I just checked and it's actually chocked fully open. I'm not sure why I thought it was 1/4.

I wonder if there is a calculator for how much heat is lost out of a chimney flue chocked wide open (by law) in a typically sized home?

Maybe even an equation! :)

Imagine a half square foot window left open on the lee side of your house all the time. Then double it.

Note that the code quoted requires a door, which can have glass, between the firebox and the room and also an outside air intake. That rather changes the heat loss problem. Some fireplaces have tubes that move air from the room through the firebox and back to the room. They may have fan-forced air.

I agree that a simple fireplace is a heat loss and damper should be closed.

You will notice the law requires THREE THINGS - the damper, airtight glass doors, and freah combustion air inlet - with the damper blocked partially open when a gas log or log lighter is installed.

When all those requirements are met you don't lose heat up the flue because the glass doors stop air entering the fireplace to go up the flue. any air going up the flue is supplied by the fresh air intake - along with any CO produced by the gas log or log lighter.

TOTALLY different discussion

But now that the discussion is started, Code require those things when building the structure, but does anything stop you from removing the doors, say to put logs in the fireplace, and not replacing them? Code, statute? The insurance company woudln't like it but most people don't care about until after the problems have happened.

I like the idea of attaching the 20 pound tank to a hand held torch! And I have a 6' spare LPG hose from a dual-fuel gas/propane generator too!

But your adapter hoses don't have a regulator at the tank end of the hose.

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My generator propane hose is "similar" but it has a propane regulator.

  1. It has a plastic female fitting for a 20 pound OPD propane tank valve.
  2. Then it has a cast aluminum propane gas regulator (for some reason).
  3. The end that goes into the generator has FEMALE threads (QCC1 perhaps?).

Given the generator hose is almost never used, it's a "spare" that can be used for other purposes if I can find the adapter to make it like yours.

Do you think they sell an adaptor to make that LPG generator hose connect the 20 pound propane tank to the torch like your hoses do?

Do you know the adaptor fitting name? Will the regulator get in the way?

2 of the 3 do not apply to most home fireplaces in older homes.

5,000 BTU/hour = 1,466 Watts 10,000 BTU/hour = 2,931 Watts

According to the specifications for the MrHeater Portable Buddy Radiant Heater Model MH9BX, it already comes with the F273703 buddy hose you seek.

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The F273703-60 5' long 3/8" included hose has CGA 600 male threads at the heater & a plastic swivel OPD female threads to connect to a 20 pound tank.
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That #F273703 should adapt any 1 pound propane cylinder with any torch.
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MH9BX specifications also say a fuel filter (P/N F273699) must be used when connecting the MH9BX heater to a 20 pound propane tank with some hoses.

The fuel filter inlet is CGA600 female & the outlet is CGA600 male threads.

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While the fuel filter is required for a five foot hose, the manual says the fuel filter is not required if you use their F273704 10 foot hose.
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"Specially designed material eliminates need for fuel filter"

The reason for the filter is they use lousy materials for short hoses.

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"Most of the hoses for propane tend to leach an oil like residue that will gum up your heater, thus the requirement for the filter." But if you use a stainless steel hose, maybe the filter isn't needed?

Regarding a hose with an attached regulator, the specification say the MH9BX has an internal 2-stage regulator preset to 11" W.C. & the owners manual says "Do not regulate or reduce propane tank supply pressure to heater" & "Regulator in heater must always be in place during operation."

Here's a typical propane generator 5 foot 5/8" hose with regulator.

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Gas Regulator Hose Assembly RT812-IQ5/8 Ningbo Wanan Max W.P. 1 psi

The specifications say the RT812 Inlet Pressure is 25-250 PSIG & Outlet Pressure is 280 mm H2O (11" W.C.) & Flow Capacity(MAX) is 71400(BTU/hr).

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The question I guess is what's the effect of 2-stage regulators in series.

Nor does a 1 lb propane tank

the "regulator" hose is a low pressure hose. DO NOT use it on "tank" pressure!!. The proper hose is cheap enough it would be STOOOPID to futz around with the generator (or barbQ) hose with the reg.

Thank you for your advice on using the 20 pound tank for my flame burner (with a five or ten foot extension hose with the proper adapter fittings).

I'm going to buy the five or ten foot non-regulated hose with a 20 pound tank swivel connector on one end & a 1 pound tank connector on the other.

Given how many people complained in the reviews about the propane softening up the rubber necessitating a yearly replaced fuel filter, rather than spend the money on the fuel filter every year, do you think the stainless steel hoses may be better than the rubber ones to reduce the melted gunk?

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Do you know if these are stainless steel throughout or rubber inside of them (how do they keep gases from escaping if they're not rubber inside)?

Ummmm? Stainless steel hoses are only stainless on the outside "protective" layer. Inside, they are just cheap rubber.

U;ve had my hose for 15 years. I disconnect it when not using it and have had NO problems. It is a genuine Coleman hose

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