Hephaestus Boiler Makers About Us


Hephaestus Boiler Makers About Us

Hephaestus Boiler Makers About Us
  • Offshore price : $8,999.00 - $100,000.00
  • Minimum order quantity : 1 set
  • Supply Capacity : 10 units/month
  • Manufacturer/Brand : TOBO BOILER
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA
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Modern Hydronic Designs, Controls, and Condensing Boilers

Cast Iron, Carbon Steel, & Copper Are Not Suitable For Condensing Boilers There are various aspects to take into account when selecting or specifying a boiler. The most important consideration for condensing boilers is material construction. Below are two excerpts from ASHRAE Handbook - HVAC Systems and Equipment.

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Purewell Variheat mk2 condensing cast iron boiler

Available in 5 condensing models with outputs (@50/30°C) of 70, 95, 110, 140 and 180 kW.Recently updated cast iron condensing, fully modulating, pre-mix gas fired commercial boiler.

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Condensing, Cast Iron Gas Boilers

Cast 92™ The new Cast 92™ boiler from Peerless® Boilers is a high efficiency, ENERGY STAR® approved*, cast iron condensing boiler. The gas-fired boiler can be used with either natural or LP gas and features direct spark ignition. The cast iron sections retain heat better and longer than other materials and lends to the extreme durability

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Condensing boiler or Cast iron?? | Terry Love Plumbing

Oct 12, 2016 · The knowledge on this site is amazing,but am still confused.I have a high ranch built in 1966 in NY 10990 zip code.I currently have a Weil Mclain CGM-5-PI 140000 input btu D.O.E 115000 capacity net I-B-R 100,000. the boiler is old and probably oversized for the house,it short cycles alot.i did vinyl siding, new windows and foam insulation in the attic about 10 years ago.a …

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Hamworthy Purewell VariHeat

efficiency condensing cast iron boilers available in the UK. Tough, compact, powerful and built to last, the Purewell VariHeat boiler range can suit condensing or non-condensing systems, with five condensing models available from 70 kW to 180kW, and four non-condensing models available from 65kW to 125 kW. Purewell VariHeat boilers feature modern

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Boiler for traditional cast iron radiators?

13 years ago. Using a modulating/condensing boiler that has outdoor reset changing the water temp based on outdoor temp is perfect for a cast iron radiator system. Before forced circulation boilers were sized by the sqauare footage of radiation and tended to hold alot of water. In your case, with proper piping, the boiler is sized by total BTU

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Cast Iron vs Stainless Boiler — Heating Help: The Wall

The Trio boiler can be run with oil burner and in the future you can install an LP gas burner if you end up wanting to go to LP gas in the future. Get a good heating they can help you choose to stay with oil or to go to LP gas with a 85% or 90% cast iron boiler or a 95% condensing gas boiler.

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10 Best Boilers of 2020 | Gas, Propane, Oil, Electric

May 06, 2020 · The Buderus G115WS is an Energy Star labelled oil-fired cast iron boiler with an efficiency of 87% AFUE. It is constructed of flexible GL-180M cast iron which resists thermal shock during rapid temperature change. The unit features a 3" jacket around the unit to increase efficiency and lower heat loss due to standby in winter.

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Smith Boilers

Cast iron water/steam oil fired boiler available in 8 sizes from 90 to 250 MBH with efficiencies up to over 85% AFUE. Learn More. Gas. GVX Discontinued. Available in 4 sizes ranging from 70 to 165 MBH with efficiencies of up to 82% AFUE.

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AS-FIRED CONDENSING CAST IRON BOILERS

GAS-FIRED CONDENSING CAST IRON BOILERS KN-SERIES KN-2 KN-4. A NEW ADDITION TO THE KN-SERIES FAMILY OF BOILERS, PROVIDING TOLERANCE,RELIABILITY,EASE OF INSTALLATION AND SERVICE. FEATURING: • High efficiency – AFUE 92.7% (DOE seasonal efficiency) • 5:1 continuous turndown

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Boiler Efficiency, Longevity and Appropriate Application

Condensing boilers can lower your energy bill and they also produce less emissions than other boiler styles. That said, cast iron boilers are proven to have a longer life span than condensing boilers. The biggest problem with cast iron boilers is cracking and leaking due to low return water temperatures. A cast iron boiler needs at minimum 140

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Modulating condensing or traditional cast iron boiler for

Apr 07, 2021 · I need to replace my old AO Smith copper tube 128K boiler that heats a gravity conversion cast iron radiator system and am in between whether I should go with a new cast iron boiler (like a Burnham 2 series) or a modulating condensing boiler (Nortitz NRC or NTI TNT). I noticed that my current boiler has somewhat of a big temperature differential.

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Boilers - Commercial & Residential | Weil-McLain

The Weil-McLain brand offers a broad spectrum of high efficiency gas-fired, oil-fired and combination oil/gas boilers for commercial use. Whatever your needs --heating a restaurant, hotel, casino, or any other commercial or industrial facility--depend on Weil-McLain boilers to provide the solution that delivers cost savings, energy efficiency and system flexibility.

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Buderus G115WS | Non-condensing Boilers | Boilers

A G115WS cast iron oil boiler is ideal for new installations or as a replacement for virtually any make or model of boiler. They are compatible with most hot water tanks and with two ETL approved venting options, either into a chimney or directly through the wall, the G115WS allows a wide range of installation possibilities.

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Best Practices in Modern Hydronic Heating - AN OVERVIEW

with cast-iron sectional boilers, and most fire tube boilers allows full system flow to pass through boiler. 0 5 10 15 20 25 0 2 4 6 8 10 12 pressure drop (psi) flow rate (gpm) 100,000 Btu/hr ! compact mod/con 100,000 Btu/hr ! cast-iron sectional VENT conventional boiler! with low flow resistance Conventional boilers

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Installing a Condensing Modulating Boiler with an Indirect

May 17, 2010 · Third, all condensing boilers now have weather sensitive controls built-in. This means that the boiler will be modulating flame (output) and keeping the radiators warm, day and night, in cold weather while burning about half the fuel of a conventional low-efficiency cast iron boiler. Finally, on improving the thermal envelope.

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KN-Series | The One and Only Condensing Cast Iron Boiler

Cast iron is an ASHRAE-approved material for condensing boiler applications. Synonymous with strength and resiliency KN-Series boilers have proven over the last 15 years to be not only one of the most efficient boilers on the market but by far the most durable. Strength. Durability. Longevity. Reliability.

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AS-FIRED CONDENSING CAST IRON BOILERS

GAS-FIRED CONDENSING CAST IRON BOILERS. KN-SERIES. KN-2 KN-4. A NEW ADDITION TO THE KN-SERIES FAMILY OF BOILERS, PROVIDING TOLERANCE,RELIABILITY,EASE OF INSTALLATION AND SERVICE. FEATURING: • High efficiency – AFUE 92.7% (DOE seasonal efficiency) • 5:1 continuous turndown • Environmentally-friendly – low emissions for CO2, NOx …

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Condensing boiler or Cast iron?? | Page 2 | Terry Love

Nov 04, 2016 · If all else fails and you really MUST go with cast-iron, go with a mid-efficiency sealed combustion direct vented type (which lowers the actual heat load relative to atmospheric drafted boilers), such as the Burhnam ES2-3. That boiler delivers 52,000 BTU/hr (/40,000 = 1.3x your worst cast calculated load, and /35,000 = 1.5x your likely load

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Dealing with the Products of Combustion Part II - HPAC

KN-Series | Condensing Cast Iron Boilers | 200,000

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Commercial Boilers - Gas Boilers Cast 92-4™ Boiler - PB Heat

Cast 92-4™ Boiler. The Series Cast 92-4™ is a gas-fired, condensing cast iron boiler with a thermal efficiency of 92.7%. The cast iron heat exchanger retains heat longer for extreme durability. The cascade ready Cast 92-4™ is environmentally friendly with low emissions for both CO 2 and NO x and features quiet operation.

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strongly disagree, however, with EPA's conclusion that the

Aug 28, 2013 · boilers have a life expectancy equal to that of cast iron non-condensing boilers. Installation Cost – In line 63 of the draft specification, EPA states that "in new construction or deep retrofits the cost of [condensing boiler] installation is …

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Cast iron water radiator & condensing boiler? — Heating

Sep 01, 2004 · What you may have read or been told is that cast-iron radiators are intended for high-temperature water, and if the water is hot (above about 140F) you don't get condensing and so the condensing boiler doesn't run at peak efficiency. This is a half-truth. Cast-iron radiators are traditionally operated with 180F water, but this is NOT a requirement.

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FAQ When Are Hydronic Buffer Tanks Required?

stainless steel boilers or condensing cast-iron boilers, may be described as "mid-mass" simply as a hybrid between the styles of boiler. Ultimately, what defines the need for a buffer tank is the thermal mass present in the heating system (including the boiler), minimum system load, minimum boiler cycle time, and the boiler plant turndown.

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Riello Oil Burner Wiring Diagram - Wiring Diagram

Dec 10, 2017 · Oil Burner Piping Air Removal Bleeding Procedure. Oil kerosene burners pdf free gas r 40 gs ppt online riello burner furnace manual l0805012 sears f10 user installation instructions system boiler ireland r35 series control box 599 se r40 g5 diagram 1 03 mb one stage fs untitled gs10 3755417 piping air removal not firing with photo s lincoln barriere lbo 105 dr …

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EN – Rima

The fact that the natural gas heating boilers have increased following commencement of use of natural gas in Turkey leaded the company to take a strategic decision in 1993 and start producing the first cast iron boiler with its own unique design and therefore step into heating sector.

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KN-Series | Condensing Cast Iron Boilers | 200 - 4,000 MBH

The Ugly TRUTH About Cast Iron Boilers - Energy Kinetics

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Cast-Iron Boilers - National Board of Boiler and Pressure

Cast-iron boilers may be used in steam heating or hot water heating applications within the scope and service restrictions of ASME BPV Code Section IV. ASME BPV Code Section IV service restrictions limit steam boilers to pressures not exceeding 15 psi and hot water boilers to pressures not exceeding 160 psi and/or temperatures not exceeding 250°F.

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Williamson Products | Williamson-Thermoflo

Whether you are looking for information on residential boilers, furnaces, commercial heating products or air conditioning equipment, Williamson has what you need. We provide a full range of comfort heating and climate control products for residential, commercial and institutional use.

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Sid Harvey Boilers Wall Hung Boilers-Gas - Page 1 of 4

Weil-McLain Evergreen EVG-299 Cast Iron High Efficiency Condensing Natural/LP Gas Fired Water Boiler, 95% AFUE, 299000 BTU Easy heat, effortless comfort, durable, flexible Stainless steel fire-tube heat exchanger, non-metallic heat exchanger base

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Condensate Neutralizers a Necessary Part of a Condensing

Aug 11, 2020 · When condensing boilers and furnaces were first introduced, they were oftentimes replacing old cast iron boilers and atmospheric furnaces that were vented into a chimney. Because the new appliance was direct vented, the old gas fired water heater with the 3" vent was now venting into an 8" plus masonry chimney.

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Mestek Ray 200i Condensing Natural Gas Boilers or Propane

Floor Mounted. Propane Gas or Natural Gas. High Efficiency - Condensing Boiler with 92.7% AFUE. Down Fired Burner clears condensate to prevent corrision. Smart Cycle Control modulates firing for peak efficiency. Cast Iron Heat Exchanger - Cast Iron. Modulates from 40,000 Btu to 199,000 Btu and works with variable speeds pumps. Mestek Ray 200I

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Condensing boiler or Cast iron?? | Terry Love Plumbing

Oct 12, 2016 · The knowledge on this site is amazing,but am still confused.I have a high ranch built in 1966 in NY 10990 zip code.I currently have a Weil Mclain CGM-5-PI 140000 input btu D.O.E 115000 capacity net I-B-R 100,000. the boiler is old and probably oversized for the house,it short cycles alot.i did vinyl siding, new windows and foam insulation in the attic about 10 years ago.a …

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Cast Iron Boilers ⋆ Burnham Commercial Boilers

Cast-iron boilers are often a top choice for the military, government institutions, and other applications that require rugged strength. These boilers are known for their heavy-duty build and long service lives, often extending up to 50 years on average. Many models achieve this long duty period thanks to thick heat exchanger walls and a corrosion-resistant … Cast Iron Boilers Read …

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Commercial Boilers - Gas Boilers Cast 92-4™ Boiler - PB Heat

Cast 92-4™ Boiler. The Series Cast 92-4™ is a gas-fired, condensing cast iron boiler with a thermal efficiency of 92.7%. The cast iron heat exchanger retains heat longer for extreme durability. The cascade ready Cast 92-4™ is environmentally friendly with low emissions for both CO 2 and NO x and features quiet operation.

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The Ugly TRUTH About Cast Iron Boilers - Energy Kinetics

Cast iron is basically steel with a high level of carbon impurities… and carbon doesn't translate into longer boiler life.; Cast iron is a brittle material which can fracture under temperature shock. It's well known that it is common for today's cast iron boilers to have cracked sections, cracked burner doors, leaking gaskets, and leaking tankless coil flange.

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PB Heat: Peerless® Boilers - America's BEST Built Boiler

ConsumerCenter. It all begins with a Peerless ® boiler! Available from your local heating contractor, our boilers are the practical, efficient, clean alternative to furnaces and heat pumps. Explore the Advantages!

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Boilers - Commercial & Residential | Weil-McLain

KN Series by Advanced Thermal Hydronics are the only high efficiency, cast iron boilers available for the commercial marketplace that combine the efficiency of condensing, gas-fired technology with the strength, durability and heat retention of cast iron construction. A Mestek company proudly manufacturered in Boyertown, PA.

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Choosing the Right Boiler for your Home - Slantfin

A high efficiency condensing boiler starts condensing when the heating system water is around 130F. Life Expectancy- Generally a cast iron boiler has a 30 year or more life expectancy. A high efficiency modulating and condensing boiler's life expectancy is about one half of the time.

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Cast iron water radiator & condensing boiler? — Heating

• KN-Series boilers have an installation base of over 30,000 units since its introduction. • KN-Series boilers have not had one documented failure associated with corrosion. • Cast-iron boilers are an acceptable material for use in condensing boiler applications by ASHRAE. • Cast iron has been the material of choice in the

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running non-condensing boiler at lower temp - does it make

Dec 29, 2011 · Huge, as long as you stay in the condensing range. For old cast iron boilers things are not so straight forward. The only reason to have higher efficiency at lower water temp is higher difference between the hot gases (result of combustion ~750F) and …

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Condensing vs traditional cast iron boiler? — Heating Help

Aug 01, 2012 · The only way the condensing boiler seems to make sense, is if it's actually 25% cheaper to operate than the cast iron, natural gas increases 8% each year for 25 years, or the lifespan of the condensing unit is 25 years. Basically spending $6000 every 12 years really eats into any savings.

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What makes our cast iron boiler ErP compliant?

Most people think ErP wiped out cast iron boilers under 400kW. But that is because cast iron is traditionally associated with atmospheric burners that are inefficient (you can read more about the history of cast iron here).However, we have a solution – an ErP-compliant condensing cast iron boiler that retains all the benefits of cast iron (longevity, robustness and tolerant of older …

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Boilers - Propane, Burnham, Weil-McLain & More

WGO-2 - 75,000 BTU Output Cast Iron Gold Oil Boiler - Series 4 386-701-012 WGO-2 - 75,000 BTU Output Cast Iron Gold Oil Boiler - Series 4. SKU: 386-701-012 Weil-McLain. SKU: 386-701-012. Brand: Weil-McLain (1)-+ $1,969.99 each These boilers are often modulating and condensing boilers. The modulation feature allows them to operate at

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Riello Oil Burner Wiring Diagram - Wiring Diagram

Dec 10, 2017 · Oil Burner Piping Air Removal Bleeding Procedure. Oil kerosene burners pdf free gas r 40 gs ppt online riello burner furnace manual l0805012 sears f10 user installation instructions system boiler ireland r35 series control box 599 se r40 g5 diagram 1 03 mb one stage fs untitled gs10 3755417 piping air removal not firing with photo s lincoln barriere lbo 105 dr …

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Hydrotherm Cast Iron Condensing Boilers

With Hydrotherm Cast Iron Condensing Boilers… The List Is Almost Endless. The KN Series boiler by Hydrotherm combines the high efficiency and small footprint of modern copper boilers, with the long life and reliability of cast iron boilers. The KN Series boiler possesses a combination of capabilities and features that provide compelling benefits.

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Sizing a Modulating Condensing Boiler - GreenBuildingAdvisor

May 24, 2016 · With cast iron, the thermal mass will lengthen the burn cycles, but anything over 70 BTU/hour per square foot needs more analysis. If the zone radiation can't deliver the boiler's minimum fire output at condensing temperatures, it may still heat the room, but the boiler begins to cycle as water temperatures drop.

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strongly disagree, however, with EPA's conclusion that the

Aug 28, 2013 · boilers have a life expectancy equal to that of cast iron non-condensing boilers. Installation Cost – In line 63 of the draft specification, EPA states that "in new construction or deep retrofits the cost of [condensing boiler] installation is …

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Condensing, Cast Iron Gas Boilers

Cast 92™ The new Cast 92™ boiler from Peerless® Boilers is a high efficiency, ENERGY STAR® approved*, cast iron condensing boiler. The gas-fired boiler can be used with either natural or LP gas and features direct spark ignition. The cast iron sections retain heat better and longer than other materials and lends to the extreme durability

Get Price

The Perils of Firetube Condensing Boilers

sales from traditional cast iron products. High efficiency ranged from a low to mid 80% with cast iron to 87-88% range with copper. A small footprint and large BTU's that fit through doorways lead to multiple copper unit installs vs large sectional cast iron boilers. In the transition to copper the need for increased pump flow arose.

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