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mod con boilers - HVAC-Talk
HOT
Capacity:1-20t/h
Rated thermal efficiency: 100-104%
Fixed working pressure: ≤1.6MPa
Applicable fuel:natural gas etc.
HOT
Capacity:0.7-14MW
Rated thermal efficiency:96-98%
Fixed working pressure:≤1.25MPa
Applicable fuel:Natural gas, light oil, etc.
HOT
Capacity:0.7-2.8Mw
Rated thermal efficiency: 97.2-106%
Fixed working pressure:0.1MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:2.8-7.0Mw
Rated thermal efficiency:≥105.5%
Fixed working pressure:-0.02MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:99Kw
Rated thermal efficiency:97.2-104.4%
Fixed working pressure:1.0MPa
Applicable fuel:Natural gas, etc.
HOT
Capacity:0.5-4.0 t/h
Rated thermal efficiency:98%
Fixed working pressure:≤1.25MPa
Applicable fuel:electric energy
Mod/con boilers use a variable speed combustion air blower and proportional gas valve to regulate the rate of combustion. Typical range of modulation (20 - ). • Wall hung • Free standing on floor • Sealed combustion • Requires condensate drain Mod/con (e.g., modulating / condensing) boilers are built withGet Price
Aug 21, 2008 · Boilers - Home Heating Steam and Hot Water Systems - Cost of Mod Con Boiler? - I am converting to propane. A local supplier sells munckin and weil-mclain (approx 150k BTU/hr input) boilers in the range of $3500-4000. Is this the going rate? I am trying to justify the premium price of these units relative to aGet Price
Feb 11, 2022 · We have also learned what happens when you undersize the circulator and/or oversize the boiler. The Facts of the Matter. When sizing and selecting mod-con boilers we, as heating professionals, size the equipment based on the BTU/hour load of the home. Most homes in the New England area have a heat loss of around 25-35 BTU/hour per square foot.Get Price
The Mod Con combi boiler comes with two HXs. The primary HX extracts BTUs from the burner, and the secondary HX is a water-to-water HX. It extracts heat from the boiler water and thereby heats the DHW. There are several variations of these units. Some will have a small indirect tank that holds a few gallons of DHW.Get Price
Jan 14, 2011 · Mod/con boiler size question. Last Post 14 Jan 2011 11:04 AM by Dana1. 5 Replies Canada and bought a mid-60's backsplit in March of 2010. The house currently has a Slant/Fin, atmospheric boiler (130,000 BTU approx), which would not start up this fall. In November, during a very cold week, the thermocouple needed to be replaced, which was Get Price
Aug 17, 2021 · Dislikes (Given) 7. Dislikes (Received) 2. As an experiment, and to learn, I piped my boiler P/S backwards. Now this is for a standard cast iron boiler, not a wall hung mod con. It actually work better in the sense that it automatically lowers the supply water temperature sent out to the higher temp zones, about 10°.Get Price
Aug 21, 2008 · Boilers - Home Heating Steam and Hot Water Systems - Cost of Mod Con Boiler? - I am converting to propane. A local supplier sells munckin and weil-mclain (approx 150k BTU/hr input) boilers in the range of $3500-4000. Is this the going rate? I am trying to justify the premium price of these units relative to aGet Price
Jul 24, 2010 · Boilers - Home Heating Steam and Hot Water Systems - Peerless vs. Buderus mod con - The installer that I trust the most is recommending either a Peerless Purefire or a Buderus GB142-30. -Buderus is 25% more expensive installed. -Buderus HX is Al vs Peerless is SS (and my water is municipal, and not hard or soft) -IGet Price
The other brands will last probably 15 years or so with only a few maintenance calls. These condensing boilers do not have the lifespan as the old boilers. The classic cast iron boiler with a 85% efficiency will last you 30-40 years, with seldom ever a service call, so the cost benefit of a mod/con boiler is quite a debate. Are they worth it?Get Price
Nov 24, 2013 · Boilers - Home Heating Steam and Hot Water Systems - How can I lower return temps on a mod con - I have the WM ultra 105 (just install in the spring of this year) 2 zones of finned HWB (Tasco 007 circulators ) plus amtrol DHW tank I have read numerous times the best bet is to have the return temps 130 or below. MineGet Price
The boiler has modbus, so with a simple $12 adapter, a raspberry pi and a bit of code you can graph all that data. Many thanks! The bottom is about 12,000 btu. I set it to 45% which I believe is 45% of (102,000 output minus the minimum of 12,000) or about 12,000 + 40,000 or so.Get Price
Near boiler pipe sizing; Total number of heating zones. Circulator sizing; No Outdoor Reset; 2. Sizing of a mod/con boiler is not as critical as it was for a cast iron boiler. Over sizing is a very common problem with high efficiency boilers. This causes the boiler to short cycle due to much less water volume and the loss of thermal mass such Get Price
Mar 03, 2009 · I wander if it has to do with market distrubitiion Boilers are from HVAC and Boiler trade and on-demand are marketed thru plumbing . BadgerBoilerMN Veteran Member Posts:2010: Much of my work is involved in replacing these "cheap" alternatives with purpose-built Mod/Con boilers featuring outdoor reset, warranties and factory design support.Get Price
Jan 29, 2022 · Often, baseboard & radiators were sized to work with 180° water - water temperature above the condensing mode of mod / con boilers. You'll never reach or get near the advertised 90% efficiency when these boilers operate in the same temperature range as atmospheric boilers.Get Price
Jan 28, 2013 · Well after studying the situation for a few years about wood boilers I've come to the conclusion they are not for me.The house is 1400sq., ranch, on a full basement. I have a mod con I would not trade for the world and went with a wood stove for suppemental heating. For me I have the best of both worlds. The house is seven years old and tight.Get Price
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 …Get Price
Jul 03, 2009 · A mod/con boiler is going to last "at least the next 15 years"? Doubtful, and you don't have enough experience to know any different. Is a low mass, modulating, condensing boiler aboslutely THE "right" (meaning the sole correct choice). No. I don't disagree that it is a good choice, but not THE choice.Get Price
BUFFER TAnKS FOR MOD/COn BOILERS SIZInG BUFFER TAnKS 35 DISTRIBUTION ENERGY USE IN ZONED SYSTEMS 38 FILLING AND PURGING ZONED SYSTEMS PURGInG SYSTEMS WITH ZOnE CIRCULATORS PURGInG SYSTEMS WITH ZOnE VALVES 41 SUMMARY 42 APPENDIX 1: Schematic Symbols Caleffi North America, Inc. 3883 W. Milwaukee Rd Milwaukee, Wisconsin …Get Price
Aug 13, 2013 · The Mod Con Double Stack Gas Boiler delivers hydronic heating at 94.1% thermal efficiency. Menu; Space Heating. Space Heating. HTP's space heating boilers provide ultimate comfort and the best overall efficiency ratings while keeping maintenance and operating costs to a minimum. With a HTP high efficiency boiler you can achieve the heat Get Price
Service for Munchkin, MC Series, Elite, Phoenix, Voyager, Mod Con by HTP, Versa Hydro, Versa Flame, Pioneer, Prestige by Triangle Tube, Knight by Lochinvar, Pinnacle by Peerless, Alpine by Burnham, Ultra by Weil McLain, Logamax GB142 by Buderus, Trinity, SCC …Get Price
May 03, 2013 · -If a boiler, it would be used for space heating only. DHW is cheap enough to come by with natural gas.-I have hopes some day of a solar hot water system to supplement space heating, but it may never happen.-If I go with the boiler I would likely replace the gas furnaces with with simple blower cabinets and get a mod-con boiler My concernsGet Price
I like boilers with standardized controls, the mod/con in my own house has standard controls. But I also have a wood stove, wood boiler, several electric heaters, a generator, I think you get the point. I'm still of the mindset that on a true low temp system, a mod/con will save much more fuel than any atmospheric boiler would.Get Price
Home > Products > Main Category: HVAC [x] > Browse Catalog 2: Boilers [x] > ALPINE 285 MOD/CON BOILER [x] ALPINE 285 MOD/CON BOILER …Get Price
Oct 19, 2009 · The three boilers operate year-round, which also helps ease energy costs. In addition to providing wintertime space heating, the boilers also feed two 45-gallon indirect water heater tanks, with one of the boilers generating domestic hot water daily and the other two serving as backup.Get Price
Aug 21, 2008 · Boilers - Home Heating Steam and Hot Water Systems - Cost of Mod Con Boiler? - I am converting to propane. A local supplier sells munckin and weil-mclain (approx 150k BTU/hr input) boilers in the range of $3500-4000. Is this the going rate? I am trying to justify the premium price of these units relative to aGet Price
(mod con 500/850) air intake m (all models) front (mod con 300) left side (mod con 300) right side power switch display panel electrical box outlet hot water inlet cold water access panel a k l d e b f c n j h g gas line discharge condensate legs adjust 1-1/4" - 3" (mod con 500/850) right side exhaust rear (all models) access panel electrical Get Price
I like boilers with standardized controls, the mod/con in my own house has standard controls. But I also have a wood stove, wood boiler, several electric heaters, a generator, I think you get the point. I'm still of the mindset that on a true low temp system, a mod/con will save much more fuel than any atmospheric boiler would.Get Price
Nov 07, 2008 · But the FCM120 is still quite a bit smaller than the oiler it's replaceing. The oiler has a DOE MBH rating of 156 and a IBR water rating of 136. The FCM120 has a DOE rating of 107 MBH and a IBR rating of 93. Also, the new boiler is a MOD-con boiler. It can modulate the heat down to where it can continue to condense.Get Price
Aug 05, 2010 · I'd like to do a boiler/chiller setup for residential.-1 mod-con boiler with outdoor reset.-1 chiller possibly with VRV modulation-4 4-pipe AHUs-Steam humdifier(s) Ideally the 4 zones would each provide:-cooling, -cooling with dehumidification, -dehumidification, -dehumidification with reheat, -heating, -heating with humidification, andGet Price
Aug 13, 2013 · The Mod Con Double Stack Gas Boiler delivers hydronic heating at 94.1% thermal efficiency. Menu; Space Heating. Space Heating. HTP's space heating boilers provide ultimate comfort and the best overall efficiency ratings while keeping maintenance and operating costs to a minimum. With a HTP high efficiency boiler you can achieve the heat Get Price
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