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Looking to build small, wood burning heater for garage

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发表于 2021-9-1 00:05:54 | 显示全部楼层 |阅读模式
I saw this one:http://weldingweb.com/vbb/showthread.php...ge+heater+woodThat is much bigger than I want.  I am thinking something to heat my 21x20+ sized 2 car garage.  Anyone made one?  Have ideas for one?My biggest concern is carbon monoxide.... any pointers there would be appreciated.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:JDH I built one about ten years ago out of old big truck drums welded together and put a 3 inch stack on the top and a door to feed it.   I didnt try to 100% seam the two drums, I just tacked em for and inch or so and skipped an inch and did it again. I put 1/4 plate on the bottom and just tacked it if I need to take it out I can.   It will burn darn near anything and has very little ash when it's done.  and it radiates a fair bit of heat and keeps the 20X20 portion of my shop shortsleeve warm .  Thats the room I keep my plasma table in and where I am most of the time anyway.  Hope this helps, I sure enjoy mine.BobLast edited by Rbeckett; 11-07-2011 at 04:38 AM.Reason: spelling sucks, need more coffeeI'm spending my Kids inheritance, I dont like him that much anyway!!!!!!Enuff tools to do the job, enough sense to use em.Anybody got a spare set of kidneys?  Trade?
Reply:Originally Posted by RbeckettJDH I built one about ten years ago out of old big truck drums welded together and put a 3 inch stack on the top and a door to feed it.   I didnt try to 100% seam the two drums, I just tacked em for and inch or so and skipped an inch and did it again. I put 1/4 plate on the bottom and just tacked it if I need to take it out I can.   It will burn darn near anything and has very little ash when it's done.  and it radiates a fair bit of heat and keeps the 20X20 portion of my shop shortsleeve warm .  Thats the room I keep my plasma table in and where I am most of the time anyway.  Hope this helps, I sure enjoy mine.Bob
Reply:there has been a few threads of small wood heaters or camp stoves (use search "camp stove") will show a few with picsyou can buy a kit from northern tools or harbor frieght that will convert a 55 gal drumthose will work great an last a long while since they are inside as far as to carbon monoxide once you have fire it will draw most out the flewyou will still need some vent for fresh air just like when welding they do make a sealer for wood stove that can be applied to joints  have been heating my shop with wood  since 1983Last edited by prop-doctor; 11-07-2011 at 10:57 AM.idealarc 250/250 ac-dc tigidealarc 250/250 ac-dc tig #2 used for sticklincoln sp100hh125dual arbor grinder polisher30 yrs of hand tools52 pitch blocks 6p-26prake gauge -pitch gaugeG&D prop repair 918-207-6938Hulbert,okla 74441
Reply:I have a two carbon monoxide detectors in my 24 X 36 shop.  My stove has never set them off, but running my snow blower when doing a tune up or an idling car has set them off.  I have a 30" pedestal fan that I use to clear the air out of the shop when that happens.
Reply:Originally Posted by jdh239Thanks.  Any pics?  I would like to see it if you have any pics.
Reply:Tinbasher has a nice build for a small stove/heater with picsidealarc 250/250 ac-dc tigidealarc 250/250 ac-dc tig #2 used for sticklincoln sp100hh125dual arbor grinder polisher30 yrs of hand tools52 pitch blocks 6p-26prake gauge -pitch gaugeG&D prop repair 918-207-6938Hulbert,okla 74441
Reply:Originally Posted by jdh239I saw this one:http://weldingweb.com/vbb/showthread.php...ge+heater+woodThat is much bigger than I want.  I am thinking something to heat my 21x20+ sized 2 car garage.  Anyone made one?  Have ideas for one?My biggest concern is carbon monoxide.... any pointers there would be appreciated.
Reply:I notice some people insulate or firebrick their stoves, and others do not.... What is the difference really (I guess pros/cons of each).  Due to room I didn't want to make a large stove, so I was going to opt out of insulation, but as I am ignorant in the matter, thought I better ask.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:Originally Posted by prop-doctorTinbasher has a nice build for a small stove/heater with pics
Reply:yes that one,,,   looks about the size you were asking about  and there are a few others   if ya search around was a square one for a fishing shack or a tentidealarc 250/250 ac-dc tigidealarc 250/250 ac-dc tig #2 used for sticklincoln sp100hh125dual arbor grinder polisher30 yrs of hand tools52 pitch blocks 6p-26prake gauge -pitch gaugeG&D prop repair 918-207-6938Hulbert,okla 74441
Reply:I like that one.Researching some more it looks like I might want to make a non-cataylitic stove....  I will have to think about it I guess.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:Found that one too.... thx for the keywords   http://weldingweb.com/vbb/showthread.php?t=8049Thought I would link to it in case anyone else is looking for this kind of stuff and runs into this thread first anyway.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:Originally Posted by RbeckettSorry JD No pics, but you can visualize two semi drums mouth to mouth and a flue coming out the top.
Reply:Sorry Ruark, It is a brake drum off of a tractor/trailer (SEMI).  Solid and weighabout 85 Lbs.  Once heated they continue to radiate heat for a couple or three hours even without the fire burning anymore.  Just watch the shop dog the first time or two you burn it because he or she might singe their tails if they get too close.  Mine did, but now she stays a respectable 5 or 6 feet away.BobI'm spending my Kids inheritance, I dont like him that much anyway!!!!!!Enuff tools to do the job, enough sense to use em.Anybody got a spare set of kidneys?  Trade?
Reply:Not to be a spoil sport but everybody does understand wood burning stoves are illegal in garages, right."NFPA 211 ‐ 12.2.3 ‐ Solid fuel‐burning appliances shall not be installed in any location where gasoline or other flammable vapors or gases are present.""NFPA 211 ‐ 12.2.4 ‐ Solid fuel‐burning appliances shall not be installed in any garage."The rationale behind it is simple. You can park a car in a garage or have a stored fuel source, the fuel system may have a leak or vent vapors. With an ignition source you in effect have created a bomb. A wood stove is a super ignition source.Plus as a general rule, you cannot change a "Use" for a structure permitted as a garage to something else just by saying so. Calling it something else is moot.Not to rain on a parade but I thought I would mention it. Depending on the ramfications it can be nasty if the wrong thing happen. Consequences potentially can be very bad. Your local building code document will also mention this fact in most cases in very specific terms for a reason. No inspector will ever approve it. The fact there is never a car in the garage or no cans of gasoline does not change the requirement.Doing so can expose you to hazards in a number of ways.
Reply:Funny you ask.... I literally just got off the phone with my insurance company and found out this info.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:Originally Posted by jdh239Funny you ask.... I literally just got off the phone with my insurance company and found out this info.
Reply:They didn't get into specifics other than saying in Utah it has to be EPA approved with UL stamp and professionally installed; however, I doubt the lady was looking at any specifics.  What you said about gas storage makes sense.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:good thing i said i use mine in THE SHOP lolidealarc 250/250 ac-dc tigidealarc 250/250 ac-dc tig #2 used for sticklincoln sp100hh125dual arbor grinder polisher30 yrs of hand tools52 pitch blocks 6p-26prake gauge -pitch gaugeG&D prop repair 918-207-6938Hulbert,okla 74441
Reply:Life is not simple. They will ban wood stoves in garages but allow gas fired hot water heaters to be installed in a garage. Some more anal places probably will ban any potential source of open flame in garages, to include candles or maybe even welding. They can be very specific.So much for safety, so much of it tends to have a politic type flavor. It does help to know the local rules super well, some can be more restrictive.The other one that can really rot your socks is fire stopping in the walls / structure of houses and how that is applied depending on the mood. There are some more gross things where you never want to be out of bounds. I sort of put wood stoves in garages in that category.
Reply:Seems to me there might be and acception to NFPA codes in some states, I think it says something about no less than 18 inches off the floor , thinking is that flamable vapors are heavier than air. If enough vapors build up it won't matter still goes bang. Depends what version and parts of the code a particular municipality adopts.  I use a wood stove in my shop/ garage. However I don't leave it burning unatended. And definately not when I go to sleep. The cans of gas sitting far away in the corner aren't a propblem but but if your laying on the floor changing the frame mount fuel filter or spraying carb cleaner your looking for trouble.    As far as the wood stove size, I have a 24x24 that is half insulated, haven't finished yet, and it doesn't get all that warm. If you aren't insulated don't expect a small stove to do much but heat your coffe and hands when you hold them over it. I would say Utah, in your signature, get's pretty cold in winter."Si Vis Pacem Para Bellum"Lincoln Idealarc 250 AC/DCMillermatic 251   Syncrowave 300   30A spoolgunLincoln MP210Hypertherm 45(2) LN 25(2) Lincoln Weldanpower 225 CV(4) SA200   1 short hood    SA250    SAM 400
Reply:Originally Posted by kolotSeems to me there might be and acception to NFPA codes in some states, I think it says something about no less than 18 inches off the floor , thinking is that flamable vapors are heavier than air. If enough vapors build up it won't matter still goes bang. Depends what version and parts of the code a particular municipality adopts.  I use a wood stove in my shop/ garage. However I don't leave it burning unatended. And definately not when I go to sleep. The cans of gas sitting far away in the corner aren't a propblem but but if your laying on the floor changing the frame mount fuel filter or spraying carb cleaner your looking for trouble.
Reply:Well, I just had an interesting talk.  One of my neighbors is undergoing insurance training and happened to have an appt with my wife and I tonight (again coincidence).  As he was under training they had another guy here doing all of the talking.Before they left I asked him if they insure wood stoves (homemade, non epa/UL) in garages.  He said that they do and the cost is negligible AS LONG as I meet certain requirements (basically a non-combustable material 18" away from the stove protecting structure).Can't say whether or not my state still considers it legal or not, but at least I found an insurance company willing.  That is half the battle.  I would be storing gas in a shed in the winter anyway......  and then the stove in the shed during the warmer months of the year.Anyway, I will need to go an check codes.  If it isn't a legal issue, I may do it.For anyone interested, the insurance company is Farm Bureau Financial Services.  They aren't my current home owner's insurance, but I may need to give them a closer look.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:Just found out in Utah that the legality of this or not is based on the residential firecode for the city.  State doesn't have any jurisdiction over residential homes.I know, based on some other forums I found, that some cities definitely restrict it.  I am waiting for a call back from my local fire marshall to give the info I need for my city.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --It really isn't about being legal, insurance or whatever. There is a whole set of reasoning behind attached garages / houses and what you are trying to do. A garage by itself, as normally built can be deadly without anything to do with a wood stove. Add a stove you are playing with TNT.If I build a house, I'm never going to attach it to the house, free standing with a breezeway only. Zero to be included in the garage in terms of potential ignition sources, plus decent common sense storage / use factors in using the garage.There is a reason behind the rules. Most houses, even many new ones don't meet the minimums you would like. It is about safety with a super big capital Shttp://www.checkthishouse.com/744/ga...tion-wall.htmlThis next one can be quite long and involved but pixs are worth thousands of words. A lot of it is about how fires start and spread. Few houses are totally safe. I've got one I bought as a shell and rehab'd. I never pretend it is totally safe. It is about knowing the danger points and not ever getting into a postion / allowing certain events to happen. Once you master garages, try getting into fire stopping and all its ramifications. What you don't see in the below site is how fast some of these fires spread. You sure hope it don't happen at 2 am.http://www.fireengineering.com/artic...d-garages.htmlThere are some things that can be done in a home that is totally insane. Events start for a reason, hopefully you understand many of the causes and mechanisms involved. The lives saved might be yours.I've been there, seen it after the fact. Fixed some of them afterward. Did some before it happened. There never is enough protection once it starts. You want to understand it from a prevention aspect in all its forms.One final chuckle, you won't be the first guy to find out the hard way. Codes and whatever is only a guide. Common sense sezs never do certain high risk things. Can be your turn next. This guy had no clue it was in progress.http://rawsep.wordpress.com/2009/11/...and-dangerous/
Reply:.....Last edited by jdh239; 11-09-2011 at 02:09 PM.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:There are other problems with a stove too that I don't really want to address.  I have looked into alternative heating methods.... but haven't liked what I have found yet for one reason or another.I appreciate you taking the time and try and warn us about this.  Last thing I would want to do anyway is put my family in jeopardy.I am still curious whether or not it is legal in my hometown though.The Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:I'm a huge fan of the $50 drum kit.  Like it's been said... if carbon monoxide is a concern, there's sealer for joints, or you can just keep the CO monitor in the garage.  Mine has never gone off.  Some people say the 55 gallon drums don't last... yeah, they're not the best thing to work with, but for $12 each at the scrapyard, plus $50 for the parts kit, and a couple hours of cutting and assembling (to include welding together some round stock for a bottom grate)... you can't go wrong.  Mine has been happily burning away for three winters now, and it will cook me out of the garage if I forget to close the air vent some.  When the barrels get crappy, I'll toss them, and go big and spend another $24 in barrels.
Reply:a different thought for fab: Look at your locol steel supplier for a scrap of 14-18 inch schedule 40 pipe. I bought one a few weeks ago they wanted to move it...14 inch by about 32 inches. Cost $35.00Its thick enough you wont need bricks ( bricks are so thin plate won't burn through).Circle cut two ends out of min 1/8, but 1/4 to 5/16 would be better. Two hinges on front door then scrounge around for a cast iron fieplace cleanout door, if you did it right you could build it for under $100.Me I want gas, I hate firewood....dirty...needs to be cut, split, stored, and takes too long to get going. I just ripped the stove out of my garage this summer, bulky between the stove safe stand off distance for conbustables and the wood box. I live in the country and I can smell when my neighbor is burning his stove....stinks. Another thing to check is wood burn days, not everywhere has them but some places have no burn days which effectively translates to NO heat days. The only way around them is with stoves with catalytics, which are expensive ( filter on the one I have as a backup in the house is a couple hundred bucks).
Reply:Another thought for you, Southern Utah has a bunch of coal. The coomercial mines are played out, but its easy to load up a truck full. Thats worth about 3-4 trucks of firewood. Same principle as the schedule 40 pipe, only stand it upright, put a grate in the bottom. Doesn't need to be big, and a 55 gallon drum of coal last a long time. To max out your heat put a heat reclaimer with a fan. ( like this: http://www.woodlanddirect.com/Wood-S...Heat-Reclaimer )I wish we had coal up where I live I would make one for my shop.
Reply:Well, I just ordered one of these...... I will see how it does this winter.  I need to do some more insulating though I think to make it more efficient.:http://www.air-n-water.com/product/brh562.htmlThe Lord has declared, "This is my work and my glory--to bring to pass the immortality and eternal life of man"  Moses 1:39Link: My name is John, and I am a member of The Church of Jesus Christ of Latter-Day Saints.-- ColdCreekWorks.com --
Reply:Originally Posted by jdh239Well, I just ordered one of these...... I will see how it does this winter.  I need to do some more insulating though I think to make it more efficient.:http://www.air-n-water.com/product/brh562.html
Reply:i used a regular 55 gallon drum, made a stand, door and connected the pipe to it. Nothing fancy at all. Heats my 2 car garage with vaulted ceiling from 25 degrees to 65 quickly enough.  Could do a lot to increase the thermal mass of this get up, but for safety, when I stop feeding it and it goes out, I dont want residual fire danger when Im not there.Weldanpower 225 G7Ironworkers Local #24
Reply:another idea is make your own electric heaterusing the heating element from an old electric stove a fan and a drum --could be done with a little engineringand no carbon monoxidejust thinking outside the box(drum)idealarc 250/250 ac-dc tigidealarc 250/250 ac-dc tig #2 used for sticklincoln sp100hh125dual arbor grinder polisher30 yrs of hand tools52 pitch blocks 6p-26prake gauge -pitch gaugeG&D prop repair 918-207-6938Hulbert,okla 74441
Reply:I got this one DCH4831L from Air And Water last year it works great in my shop it is 17'x 24' I set the thermostat at #3 and it stayed 58 degree's all winter and if I need more heat just turn it up. I don't run it above #5 even when I have on the exhaust fan for welding. and I saved money over the propane heater I had.www.georgesplasmacuttershop.comPlasma Cutter and Welder Sales and Repairs--Ebay storeTec.Mo. Dealer Consumables for the PT and IPT torch's
Reply:Originally Posted by CGCINCI bought the same heater from Northern Tool for $79.00.... It's is junk!It puts off heat but the fan is so noisy and it's out of balance so the heater vibrates like crazy.  All I hear when it's on is the sweet sound of Rattle's and a nice low droaning vibration noise that resonates through my shop!!
Reply:Not to bust any bubbles or anything, not my intent, but an electric heater is and electric heater. A 5000 watt heater is a 5000 watt heater. BTUs are BTUs. Marketing being what it is I know that every manufacturer does what they can to convince folks that their particular heater can magically heat vast amounts more of cubic feet than any other manufacturer but it just ain't so. Give or take a tiny bit of effeciency one way or the other there isn't much difference between one than another. Pennies difference per hour if your lucky.  There are only so many BTUs in a KWhr of electrical energy. Anyone that says they can produce more probably sells anti-gravity boots too. "The things that will destroy America are prosperity at any price, peace at any price, safety first instead of duty first, the love of soft living and the get rich quick theory of life." -Theodore Roosevelt
Reply:Originally Posted by SandyThere are only so many BTUs in a KWhr of electrical energy.
Reply:Originally Posted by KelvinAbout 3,412 to be (almost) exact.
Reply:Originally Posted by CosmicRamblercorrecting for the almost.1 Kilowatt Hour = 3 412.14163 BtuThose small fractions can make so much difference on a really cold day.
Reply:Originally Posted by KelvinGetting nine significant digits out of one is a good trick!I take it you're a magician?
Reply:nat. gas is the way to go ,1 little job a month will pay for it.
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