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Jan 27, 2022 · Questions and plumbing advice in the Central Heating Forum - Discuss all aspects of Central Heating Systems in this forum. Central Heating Systems Forum. Our forum is also known as the Boiler Forum, or Boiler Forum UK. If you're searching for the electrical aspects of Central Heating Systems then please visit the Electrical Forum ..
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Mar 28, 2018 · Annual use of 9000kwh based on best tariff available = £302 per year. That is a saving of £122 per year based on the best tariff in each case (for my area). Then you have to take into account of the installation. Typical cost £3000. So the savings you make will take 24 years to offset the cost of installation.
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Sep 03, 2019 · DIYnot Forums. Home Forums > How to > Plumbing and Central Heating > Is there an easy way to calculate boiler size as current recommendations have a wide disparity? fabia313, 12 May 2018 #1. 45yearsagasman. Boiler Size Opinion. Kerjakp, 27 Nov 2021, in forum: Plumbing and Central
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SZL series coal-fired hot water boiler Hot water Product thermal capacity: 2.8-29 MW Working pressure: 1.0-1.25 MPA Outlet temperature: 95/70℃, 115/70℃ Available fuel: Bituminous coal, lean coal, anthracite Available industries: Heating, hotels, schools, hospitals Introduction SZL series vertical dual drums chain grate water tube hot water boiler, adopts quick fitting and …
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Nov 30, 2021 · Boiler grant scheme. I'm trying to help a neighbour who's husband had a stroke. She's trying to get a new boiler as her old one is 25 years old and has been told it's on its way out. She needs a 35kw boiler as it's quite a large house. Her husband gets personal independence payments due to his stroke but she says she's struggling to
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May 24, 2016 · For the past few decades, an increasingly popular space heating option is a system with a modulating condensing (mod-con) boiler. Because these boilers can potentially have a high efficiency (90-95% or higher), they are often promoted by state and utility subsidy programs. In a well-designed system, the boiler's efficiency can hit or even exceed its …
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Oct 01, 2019 · 1) system boiler 2) hot water tank 3) cold water tank I want to remove all of them and replace with combi boiler mainly because I need aerial cupboard space to add in the kitchen. This means I want complete rebuilding the heating system including pipelines and radiators replacement. location of combi boiler will be the same as earlier.
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Jul 18, 2010 · Most mod/cons today are 95%+ AFUE. I agree on the heat loss and two boilers. Also measure the radiation for proper heating curve adjustments. After the heat loss is done size the boilers each for 60% of the load using the DOE Output or Gross Output not the net output. This will give you a good economical operation.
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no the boiler is strictly for home heating The piping hasn't changed since the boiler was installed in the early 90s and we never had a problem before. The only change has been going from a ceiling mounted tank to the bladder tank but that used the same connection point just shorted since it did not have to reach the ceiling.
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General boiler info. Back boilers (also known as back boiler units or BBUs) became popular in 1966 with the launch of the original Baxi Bermuda. A back boiler is a small, compact boiler fitted at the back of an open fireplace hearth. It sits behind a gas fire and provides hot water and central heating to the property.
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Dec 03, 2021 · The reason the 20Kw Mesys boiler is rated at 77% efficiency is the way the EPA forces the rating to be at low fire, (mostly). The efficiency at nominal output is actually 80.4%. This is lab confirmed, NOT manufacturer. Their larger units are higher also. 83.7%for the 32Kw unit and 86+% for the 56Kw model. Prev.
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Nov 27, 2021 · It kind of depends how large the rads are but if they all average out @ say around 600x1000 K2's (Type 22) then there's loads of headroom in that boiler to cope with that demand. It will cope with a normal mains fed bar shower too @ 10L/min, that's also dependent on the cold mains pressure and flow or course.
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Mar 11, 2019 · A quick calculation with 9m 22mm copper and 5 bends would be 0.922 mb. So if only 5 bends between meter and boiler then that's fine. But it will probably be a few more than 5. A 28mm pipe also give the option of increasing the size of the boiler in the future without increasing the pipe size. Mike83, Mar 10, 2019.
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Mar 02, 2012 · Hi Imey I agree with Plumbob in that it may be an airlock in the cylinder coil and yes the size may be a bit small but if you have a fully pumped system (two pipes from the boiler) then the pump will overcome this resistance. However if you have a four pipe system, two of the pipes will be to feed the cylinder and will be "gravity" fed, this then will make it more likely for …
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Dec 12, 2010 · Oil boilers are one of the most efficient for residential heating. The boiler basically consists of a burner and fuel tank. Once the burner has heated to the desired level, it transfers the heat into the boiler to heat the water. This produces steam which is then distributed throughout the house via a network of pipes, vents, and radiators.
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Aug 25, 2014 · Boilers - Home Heating Steam and Hot Water Systems - Steam radiator shut off valve cap - I'm looking to remove an old steam radiator and cap off the the part of the valve that use to connect to the radiator. I've tried a 1.25 cap which seems like it should work, but I can just barely get the cap to thread on maybe 1/4
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SZS series gas-fired (oil-fired) steam boiler. DZL series coal-fired steam boiler. DHL series coal-fired steam boiler. SHX coal-fired CFB (circulating fluidized bed) steam boiler. DHX coal-fired CFB (circulating fluidized bed) steam boiler. SZL series coal-fired steam boiler. DZL series coal-fired hot water boiler. DZL series biomass-fired
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Oct 28, 2009 · hi i am posting this for a friend who cant post questions on digital spy . i had some great advice on here regarding my own boiler problem. the gas engineer who has known and has done work for years has recommended a biasi boiler. not looking for the cheapest boiler but not top of the range either.the engineer insists biasi are reliable boilers. he has fit many without …
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Jan 11, 2022 · Consider a 25 gallon ferment at 10% will net you about 1.5 gallons to age on wood at around 60%. Thats about 7.5 fifths before tempering to drinking strength. With an 8 gallon boiler, you're in for a lot of work. My suggestion is a 13 gallon can, or a keg build, start with propane heat source.
Get PriceDec 31, 2018 · So a 120,000 BTU boiler would need 30 in² of net free vent area (NFA). With a screen covering it to keep bugs out that would be about an 8" diameter duct. I used 70% NFA. But, I'm not a boiler pro and local codes always rule, plus the room sizes, other appliances, existing air leakage, and boiler size are needed.
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Jan 02, 2022 · Home Forums > Water Heater Forum & Blog > Boiler Forum > New member 1st boiler install looking for advice-opinions Discussion in ' Boiler Forum ' started by Shawn7144, Dec 31, 2021 at 7:56 PM .
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Feb 21, 2015 · Seen thumper from 1/3 to same size as boilers.Tube that runs to near bottom of thumper can be cut at angle or l or t shaped with slots/holes in it to spread steam from boiler or just open at ends Ive only used tube cut at angle and opened ended t.Couldn't really tell any difference.On a 20 gallon boiler 3/4 in would be minimum Id run 1 1/2 maybe 2 all the way …
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Nov 14, 2021 · So we are looking at a new vaillant ecofit pure 418 regular boiler but have a question about the gas pipe size requirements.. At the gas meter the pipe size is 15mm where it then runs under the kitchen floor before exiting at the the other side where the existing boiler is located (old baxi) where the pipe size is 22mm.
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Nov 14, 2016 · Southern Finger Lakes Region of New York. Nov 14, 2016. #7. You should leave the new 8124 in place. The Honeywell triple aquastat for wood and coal boilers. will only operate on a wide open burn until the high limit. is met and then shut off until the temperature reaches. the low limit and will then again run wide open wasting fuel.
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Get PriceOur company's main products include gas&oil boiler, coal-fired boiler, biomass boiler, thermal fluid heater and other series of more than 400 varieties of specifications. HOME; Products. WUXI ZOZEN BOILERS CO.,LTD Address:NO.76 Xinda Rd.,Fenshui,Zhoutie Town,Yixing City,Jiangsu Province,China Fax:0086-510-68991001 Email:[email protected]
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Home / Product Center / Thermal Fluid Heater / YY(Q)L Vertical gas thermal fluid (hot oil) heater. Wuxi Zozen Boilers Co.,Ltd is a professional thermal fluid heater, steam boiler and hot water boiler manufacturer, annual turnover is more than 1500 sets, including 500+ thermal fluid heaters
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Sep 25, 2020 · freeoil. Doing a full roof to ground refurb on an old rural property and looking for oil boiler reccomendations. I've happened upon the Navien brand but am unfamiliar with them-Firebird and Grant are in the mix too.. Installation as proposed is a 28kW external system boiler feeding LLH to unvented cylinder, VT circuit and background partial UFH.
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Jan 15, 2022 · Our forum is also known as the Boiler Forum, or Boiler Forum UK. If you're searching for the electrical aspects of Central Heating Systems then please visit the Electrical Forum. Threads 18K Messages 190.1K. Threads 18K Messages 190.1K. Electric Boiler vs Combi. Today at 2:51 PM; allheatingone;
Get PriceHow to reset an Ariston boiler. After a fault has been repaired, the boiler will probably need resetting to get it going again. On the majority of boilers, resetting a boiler involves holding down the reset button for up to 10 seconds, but you should consult the manual that came with your Ariston boiler to ensure you reset your boiler properly. Should the fault keep reoccuring and …
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Aug 25, 2014 · Boilers - Home Heating Steam and Hot Water Systems - Burnham V-16 Boilers Specs? - Greetings All I was wondering if anyone knew where I could find the specs for a Burnham V-16 boiler. The reason I ask is because my two unit condo association currently uses them and we are looking to have them replaced with newer more
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Dec 03, 2021 · The reason the 20Kw Mesys boiler is rated at 77% efficiency is the way the EPA forces the rating to be at low fire, (mostly). The efficiency at nominal output is actually 80.4%. This is lab confirmed, NOT manufacturer. Their larger units are higher also. 83.7%for the 32Kw unit and 86+% for the 56Kw model. Prev.
Get PriceGeneral boiler info. Back boilers (also known as back boiler units or BBUs) became popular in 1966 with the launch of the original Baxi Bermuda. A back boiler is a small, compact boiler fitted at the back of an open fireplace hearth. It sits behind a gas fire and provides hot water and central heating to the property.
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Jan 08, 2013 · When you look at the NET I=B=R rating for a steam boiler you will see the Btu rating and. also the EDR rating. The EDR may also be stated as "Square Feet of Steam.". You need to size the replacement boiler to meet or exceed the EDR rating of your system. The NET I=B=R of a steam boiler allows for a 33 percent piping loss factor.
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Jan 20, 2011 · The boiler is heating the water, then the water leaving the boiler gets too hot so the boiler shuts down until water leaving the boiler is cool again, and then cycles. One solution is to turn DOWN the required temperature of the water. This will stop the boiler overheating the water. This won't stop it, as the plate is blocked on the system side.
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Well as you can imagine, being new to boilers I've called the professionals and have had 10 companies visit my house in the past 14 days to give me their opinion and quotes on new boilers, and with 10 companies you are safe to assume I've gotten just about 10 different boiler size and pump combinations.
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Oct 30, 2021 · The issue is that they send on/off to the boiler and thats not making the best of the boiler, the boiler manufactures method sends information like low/medium/hot burn required. That means you boiler will run at 3kwh-35kwh rather than 35kwh all the time (assumption 35kwh boiler). Therefore many of these lifestyle devices are not eco friendly.
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Jan 04, 2022 · Piping is all according to Utica specifications. However I decided to check EDR. After measuring all of my radiators, I'm coming up with an EDR of 333. My Utica boiler (US1606HSID) is 153,000 BTUs. My previous boiler was 140,000. With an EDR of 333 x pickup factor of 1.5 x 240, I'm getting a BTU need of 119,000 BTU.
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Oct 30, 2017 · Say that works out at 200 a year gas reduction. Cost of a new boiler is 3k plus, so even with inflation you are looking at 20 years plus payback, and the new boiler won't last 20 years. Your boiler needs to be seriously old 60% efficient or less for it to make financial sense. But hay who cares about such things
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Jan 10, 2022 · Thu 13 Jan, 16:45. Do you need a carbon-producing gas boiler? If you look into changing a few common steel radiators (inefficient) with alloy high efficiency radiators like the ones we used for in London from 1985 until the present, a HEAT PUMP would suffice at less than half the energy consumption of gas fired boiler.
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Oct 26, 2014 · The outside boiler is a 198 gallon non pressurized boiler made by Midwest (now called synergy). I set it 70 ft from my house and buried the line 4 ft deep..the supply line comes into the basement wall to my circ. pump ( at lowest point), then continues to my domestic hot water brazed plate exchanger (20 plate), exits the heat exchanger and
Get PriceJan 23, 2020 · Online comments on HVAC forums regarding the Modena HE appear to be mixed. There are comments on sites such as diynot.com from users and professionals who say it is a good unit, praising its small size and build quality, while there are posts on this site and ukplumbersforums.co.uk from users and professionals complaining about problems with
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Jun 19, 2019 · OK, this is probably not "DIY" unless incredibly easy to install. Anyway, do not find again my earlier topic on my hot water tank connected to my "Munchkin" boiler weeping a bit; connected to the boiler so "burner-less" tank, the drip is where the hot water comes to the tank, the iron threaded pipe weeping where it threads into the side of the tank (gee if only I could fix …
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Jan 06, 2022 · two rises is nothing but money wasted on that boiler. That boiler has a 3" tapping. I would have a supply house cut or buy a 3 x24" or 30" nipple if you have room and put a big riser on it with a 3x2 elbow at the top. Water that stays in the boiler does not have to be seperated in the header. That boiler only calls for a 1 2" riser and header.
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Dec 30, 2015 · The boiler (a Vaillant ecotec pro combi, see pics below) was working fine until a blackout hit my block. The blackout lasted a few hours and when the electricity came back on, the boiler turned back on as well. However, while the hot water is working fine, the heating no longer works. I've tried turning the radiator switch to 'on' constantly
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