Press the left button, drag the mouse, rotate the cube, see more information

Limit Discounts

Through this webpage, choose online customer service communication, or message board. Leave your needs and get limited time discounts, up to 10% off, saving you a fortune. This discount has an indefinite period, and places are limited on a first-come, first-served basis.

Payment Method

We support various payment methods:
T/T payment
Alipay etc
Save time in your buying process.

Certified Product

The company's products have passed multiple national
for example:
United States: ASME
Eastern Europe: EAC
Russia: GOST
Singapore: MOMO
Buy products, buy with confidence, use with confidence

Product Type

Domestic hot water and heating series: gas hot water boiler, vacuum hot water boiler, vertical atmospheric pressure hot water boiler, electric hot water boiler Factory use, high temperature steam: wns fuel gas steam boiler, szs water tube steam boiler, vertical steam boiler, electric steam boiler

About Us

FANGKUAI is founded in 1998, which is a clean fuel boiler enterprise integrating R&D, manufacturing, sales and service. In the past 20 years of development and innovation, the company has grown into a global enterprise, and its products have been exported to more than 80 countries including Russia, Mongolia and Thailand, and have established long-lasting cooperative relations with local enterprises!

Contact Us

If you are interested in our company or products, you can contact with us through online consulting, demand table submission, e-mails and telephones. Our staff shall wholeheartedly provide product information, application knowledge and good service for you.

Rotex GCU 35 F LPG - Boiler Efficiency Rating

  • Offshore price : $20000-$100000 Get a quote on the right form
  • Minimum order quantity : 1 set :Rotex GCU 35 F LPG - Boiler Efficiency Rating
  • Supply Capacity : 10 units/month :Rotex GCU 35 F LPG - Boiler Efficiency Rating
  • Manufacturer/Brand : Fangkuai boiler
  • Port : Anyang
  • payment terms : Letter of Credit, Wire Transfer, VISA

Leave Your Message And Get Price!

I need the quotation of , the fuel is , this capacity is , use for . My Name is , my Email is , my WhatsApp is , Please Send the detail information for me!

Popular products


θrion Gas Fired Steam Boiler


Rated thermal efficiency: 100-104%

Fixed working pressure: ≤1.6MPa

Applicable fuel:natural gas etc.


Gas(oil) Fired Integrated Hot Water Boiler


Rated thermal efficiency:96-98%

Fixed working pressure:≤1.25MPa

Applicable fuel:Natural gas, light oil, etc.


H6 Gas Fired Hot Water Boiler


Rated thermal efficiency: 97.2-106%

Fixed working pressure:0.1MPa

Applicable fuel:Natural gas, etc.


T7 Vacuum Hot Water Boilerr


Rated thermal efficiency:≥105.5%

Fixed working pressure:-0.02MPa

Applicable fuel:Natural gas, etc.


V6 Gas Fired Hot Water Boiler


Rated thermal efficiency:97.2-104.4%

Fixed working pressure:1.0MPa

Applicable fuel:Natural gas, etc.


Electric Steam Boiler

Capacity:0.5-4.0 t/h

Rated thermal efficiency:98%

Fixed working pressure:≤1.25MPa

Applicable fuel:electric energy


Leave us a message

We will send out plans and quotations within five minutes

Name (optional)



Choose product type



Get display discount

Contact us

Global Sales Hotline:

Email: [email protected]

  • Gas-Fired Boilers - Code Compliance Brief | Building

    Per the 2015 IECC/IRC, Section R103.3/R106.3, Examination of Documents. The code official/building official must examine, or cause to be examined, construction documents for code compliance. This section lists the applicable code requirements followed by details helpful for plan review regarding the provisions to meet the requirements for "gas-fired boilers."Get Price

  • Emission Factors for Greenhouse Gas Inventories

    22.35 94.67 11 1.6 2,116 246 36 short tons Coal Coke 24.80 113.67 11 1.6 2,819 273 40 short tons (LPG) 0.092 61.71 3.0 0.60 5.68 0.28 0.06 gallon 80% boiler efficiency and fuel type assumed natural gas. Factors are per mmBtu of steam or hot water purchased.Get Price

  • Gas Combi Boilers for Hot Water & Space Heating | A. O. Smith

    Benefits of Combi Boiler Water Heaters. All-in-One Water & Space Heating. Our high efficiency 95% AFUE combi boilers can replace both a water heater and space heater in your home to save you space, improve performance, and help you save money on operating costs. Reliable Hot Water Supply. The ProLine ® XE Combi Boiler provides industry-leading continuous hot water …Get Price

  • Steam Calculators: Boiler Calculator - Energy

    Mar 17, 2015 · Steam, Boiler, and Blowdown Pressure are the same. Combustion Efficiency is the % of fuel energy that is directly added to the feedwater and not otherwise lost or used. Blowdown Rate is the % of incoming feedwater mass flow rate that leaves the boiler as a saturated liquid at boiler pressure.Get Price

  • Combi Boiler | Worcester Bosch

    Combination (combi) boilers are the most popular type of boiler in the UK due to their smaller size and being more economical than other boiler types. Our combi boilers are compatible with all fuel types (gas, oil and lpg) and come with up to a 10 year guarantee.Get Price

  • 453 2010 Etpl | PDF | Business - Scribd

    0 ratings 0% found this document useful (0 votes) 2K views. 918 pages. Technology Ltd Mescoli Combifire2 wood pellet PB 35 Roomheaters boiler PB 35 Boiler Equipment Biomass Boilers and Bioenergy Technology Ltd Mescoli Combifire2 …Get Price

  • Heating technology | efficiency & comfort | ROTEX

    ROTEX oil condensing boilers ROTEX A2 – ROTEX A2 oil condensing boiler Outstanding efficiency A2 F 24H A2 F 18H 0 kW 10 kW 20 kW 30 kW 35 kW 0.5 0.5 0.5 12.5 31.4 10.6 24.1 8.3 17.7 Model ISM Modulation Range Capacity Range 4 5. ROTEX oil condensing boilers Enjoy convenient control of your ROTEX heating Get Price


    Methane is burned with air in a PA Hilton boiler to produce hot water oof 55oC. The fuel is fed at a rate of 7 kg/hr at 25 C, the air enters the boiler at a rate of 130 kg/hr at 42.5oC, and the water enters the boiler at a flow rate of 1000 kg/hr at 10oC. The composition of the dry flue gas leaving the boiler at 700oC are found to be 0.9% O 2Get Price

  • Energy Performance Certificate: In-Depth Guide (+ EPC Map

    Replacing an old boiler can have a significant impact on the energy efficiency of your heating and your EPC rating. Replacing an old, G-rated (appliance rating) boiler that has less than 70% efficiency, with a new, A-rated condensing boiler with a programmer, room thermostat and thermostatic radiator controls, can make an annual saving of £305 Get Price

  • Waste heat recovery boilers - Big Chemical Encyclopedia

    Waste heat recovery boilers Dual pressure For comparison, a combined cycle scheme with dual pressure is shown in Figure 15.13. In this case, the waste heat recovery boiler also incorporates a low-pressure steam generator, with evaporator and superheater.The LP steam is fed to the turbine at an intermediate stage.As the LP steam boils at a lower temperature than the HP steam, …Get Price

  • ROTEX Installation and maintenance instructions

    efficiency for condensing boilers specified by EN 677. It meets the requirements of the 1st BImSchV and those of the "Blue Angel" RAL-UZ 61 [Germany]. LPG GCU 25 F 15 70 35 ROTEX GasCompactUnit GCU 35 15 70 40 ROTEX GasCompactUnit LPG GCU 35 F 15 70 45 with the product ID CE-0085 BM0065 complies, in its standard form, with the following Get Price

  • Combined Heat and Power Technology Fact Sheet Series

    Combined Heat and Power Technology Fact Sheet Series. AVANCE MANUFACTURING OFFICE. Overview of CHP Technologies. Combined heat and power (CHP), also known as cogenera-tion, produces both electricity and thermal energy on-site, replacing or supplementing electricity provided from a local utility and fuel burned in an on-site boiler or furnace. CHPGet Price

  • Alpha E-Tec 33KW High-Efficiency Combi Boiler ErP

    Tel: 01772 704 029 Mob: 0793 350 9281. Search. Search … SearchGet Price

  • Waste Heat Recovery Boiler for Chemical Industry – Boilers

    ZG Boiler as the waste heat recovery boiler manufacturer with more than 70 years' history, has rewarded ASME and IBR certificates and we own advanced technology, high quality and one-level service to meet customers' demand in power generation, large scale heating, etc. Waste Heat Recovery Boiler for Chemical Industry Advantages. 1.Get Price

  • Solved In a combined cycle employing a gas turbine plant

    In a combined cycle employing a gas turbine plant, a waste heat boiler and a steam turbine plant. The following information are obtained: For the employed simple gas turbine plant: Inlet air and the reference point is at atmospheric conditions of 1 bar and 25 C. Both the gas compressor and turbine have a pressure ratio of 12Get Price


    Boiler Efficiency by indirect method = 100 Π(L1 + L2 + L3 + L4 + L5 + L6 + L7 + L8) 1.7.2 Measurements Required for Performance Assessment Testing The following parameters need to be measured, as applicable for the computation of boiler effi-ciency and performance. a) Flue gas analysis 1. Percentage of COGet Price

  • Boiler Efficiency: Which Boilers Are Most Energy Efficient

    Condensing boilers are the most energy efficient, typically being 25% more efficient than non-condensing models. If you still have a old-style non-condensing boiler, then replacing it with a new condensing boiler could save you £45 to £300 a year (Energy Savings Trust, 2021). All modern boilers that you can buy are condensing boilers and have Get Price

  • Boiler Ratings | Spirax Sarco

    The application of the 'from and at' rating graph (Figure 3.5.1) is shown in Example 3.5.1, as well as a demonstration of how the values are determined. Example 3.5.1. A boiler has a 'from and at' rating of 2 000 kg/h and operates at 15 bar g. The feedwater temperature is 68°C. The use of Equation 3.5.1 will determine a factor to Get Price

  • Boiler Capacities - Engineering ToolBox

    W = boiler capacity (Btu/h, kW) h g = enthalpy steam (Btu/lb, kJ/kg) h f = enthalpy condensate (Btu/lb, kJ/kg) m = steam evaporated (lb/h, kg/s) Boiler Horsepower - BHP. The Boiler Horsepower (BHP) is. the amount of energy required to produce 34.5 pounds of steam per hour at a pressure and temperature of 0 Psig and 212 o F, with feedwater at 0 Get Price

  • What temperature should a condensing boiler be set at

    Most modern boilers will have a digital dial that allows you to set the output temperature. For combi boilers, the recommended output temperature for the radiators is 75 °C and for the water is between 50 °C and 60 °C. You shouldn't need to adjust these output temperatures as you may alter the boiler's efficiency.Get Price

  • 2. BOILERS - Bureau of Energy Efficiency

    2. BOILERS Bureau of Energy Efficiency 27 Syllabus Boilers: Types, Combustion in boilers, Performances evaluation, Analysis of losses, Feed water treatment, Blow down, Energy conservation opportunities. 2.1 Introduction A boiler is an enclosed vessel that provides a means for combustion heat to be transferred into water until it becomes heated water or steam.Get Price

  • EcoTEC Pro 24, 28 and 30kW - Vaillant

    Downloads. The ecoTEC pro range of combination boilers combine the built-in quality, reliability and performance you'd expect from Vaillant, with a simple design and approach. The range features 24, 28 and 30kW models, making this boiler perfect for homes with a smaller heating and hot water requirements.Get Price

  • Boilers - Propane, Burnham, Weil-McLain & More

    Call 1-888-757-4774. Add to List. List. Compare. Add to List. List. Ultra 155 - 123,000 BTU Output High Efficiency Boiler - Series 4 (Nat Gas or LP) 383-500-735 Ultra 155 - 123,000 BTU Output High Efficiency Boiler - Series 4 (Nat Gas or LP) SKU: 383-500-735 Weil-McLain.Get Price

  • What Size Boiler Do I Need? [Definitive Guide] | Boiler Guide

    For a property with up to 10 radiators, a 24 kW combi boiler will do the job. Meanwhile, larger properties with up to 15 or 20 radiators should turn to a system or regular boiler with an output of 28-34 kW or 35-42 kW. As a general rule, allow for 1.5-2kw per radiator in your home.Get Price

  • ecoTEC plus Combi Boiler | Vaillant

    Four combination models covering 25, 32, 35 or 38kW heating outputs; A flow rate of up to 15.9 litres per min for fast hot water* ErP A rated for both hot water and heating efficiency; Dimensions in mm (825 model): H 720 x W 440 x D 338; Works with LPG where required *Dependent on the distance of the boiler from the tapsGet Price

  • Search the HARP Database

    If you are unable to find a boiler from a particular manufacturer, please search using the "brand" rather than "manufacturer". Search for the range of boilers meeting the following criteria using the dropdowns belowGet Price

  • Rotex GCU 35 F LPG - Boiler Efficiency Rating

    The Rotex GSU 35 has a SAP seasonal efficiency rating of 88.7%. The GSU 35 is a Condensing Combi boiler with a maximum power output of 35kw that uses Gas as its fuel source. This boiler will provide efficient heating and subsequently reduce fuel bills and carbon dioxide emissions.Get Price

  • The complete heating system - ROTEX

    ROTEX GCU compact - A perfect union of combined strengths. Condensing boiler and thermal store with a footprint of just 0.36 m². The GCU compact can be used as an efficient thermal store for additional heat sources. For example, in addition to a solar system, a fireplace with water pocket can be used to provide support during heating and hot Get Price

  • Compare Rotex Boiler Prices, Efficiency & Warranty

    Gas condensing boiler With ROTEX gas condensing boilers, you have the choice ROTEX GCU compact Gas condensing / solar combination State of the art gas 7 kW 2 - 8 kW 5.5 - 16 kW 3 - 10 kW 1.8 - 26.6 kW 4 - 16 kW 0.5 - 33 kW 5.4 - 35 kW 3.4 - 19.5 kW 2.8 - 35 kW 2.8 - 35 kW 9 - 32 kW Heating and DHW 2) Cooling with underfloor heating Get Price

  • Evomax 2 - 30-150kW - Ideal Commercial Boilers

    NOx <40mg/kWh (Class 6) for all natural gas models. High 5:1 turndown. Up to 99.6% full load efficiency. Up to 110% part load efficiency. Dynamic control menu set up. Cascade controls option. Easy servicing; 3 sides removable. Built in, serviceable flue Non-Return Valve. Lift weight reduced by up to 10% compared with Evomax.Get Price

7X24 Online