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Table of Contents
Heat pumps generally source hot or cold from the air outside, water, or the ground beneath a building, instead of converting the energy, and pumping heat outside during heat waves like traditional air conditioning does (which makes outside temperatures even more deadly).
Life Expectancy: "The underground piping associated with GHP systems often carry warranties of 25 to 50 years, and the heat pumps often last 20 years or more. In addition, the components in the living space are easily accessible, which increases the convenience factor and helps ensure that the upkeep is done on a timely basis." - https://www.energy.gov/energysaver/choosing-and-installing-geothermal-heat-pumps
Pro: These devices use 25-50% of the energy traditionally needed to heat or cool a space. A single device can replace both a heater and an A/C unit. Modern units can function down to temperatures of -15°C or 5°F.
Con: These can work less efficiently with extreme temperatures especially if using outside air. The intake duct can get iced up during snow and freezes.
Solution: It may be worth having a backup heating system in places with frequent and long sub-zero freezes.
Resources: There are several types of heat pumps:
Air Sourced - which takes air from outside the building.
Ground Sourced or Geothermal - which uses a bore hole or piles laid underground.
Water Sourced - which requires an adequate body of water to function.
Absorption Heat Pumps - are a newer form of the technology which can be powered by gas, propane, solar heated water/steam, or geothermal heated water.
The general design requires a small amount of electricity to help move warmth or cold from one location to another, instead of actively heating or cooling anything.
What are Heat Pumps? dives into the different types of underground heat pumps, plus advice on how to get the most benefit from switching to this century old technology.
8:22 minute video"U.S. emissions fell during the height of the pandemic as people were stuck at home, but that changed as the pandemic eased. Many researchers, scientists and lawmakers argue that Americans need to reduce their use of fossil fuels much sooner than they may have planned. Miles O'Brien reports on an alternative for home heating that could reduce the use and costs of fossil fuels."
"The biggest benefit of GHPs is that they use 25% to 50% less electricity than conventional heating or cooling systems. This translates into a GHP using one unit of electricity to move three units of heat from the earth. According to the EPA, geothermal heat pumps can reduce energy consumption -- and corresponding emissions -- up to 44% compared with air-source heat pumps and up to 72% compared with electric resistance heating with standard air-conditioning equipment. GHPs also improve humidity control by maintaining about 50% relative indoor humidity, making GHPs very effective in humid areas.
Geothermal heat pump systems allow for design flexibility and can be installed in both new and retrofit situations. In addition, the hardware may require less space than a conventional HVAC system, thus possibly freeing up space for other uses. GHP systems also provide excellent "zone" space conditioning, allowing different parts of your home to be heated or cooled to different temperatures.
The underground piping associated with GHP systems often carry warranties of 25 to 50 years, and the heat pumps often last 20 years or more. In addition, the components in the living space are easily accessible, which increases the convenience factor and helps ensure that the upkeep is done on a timely basis.
GHPs have no outside condensing units like air conditioners, so there's no concern about noise outside the home. A two-speed GHP system is so quiet inside a house that users usually do not know it is operating." - https://www.energy.gov/energysaver/choosing-and-installing-geothermal-heat-pumps
REHVA HVAC (Translation) Dictionary "is an online translation service, which provides technical words and terms frequently used in building services. The REHVA Dictionary offers a unique tool for HVAC professionals that allows to search and translate a word or term simultaneously in 20 languages.
Insert the desired word or a phrase in a search field and select the language from which is the word, then select the language to which you want it translated."
Toolbox: Formulary using liters and degrees Centigrade.
Toolbox: Under Flood Heater Planner with measurements in centimeters.
Gerador de Preços "O caminho mais directo para chegar ao custo real do seu projecto. A CYPE Ingenieros criou o Gerador de Preços, uma ferramenta informática que permite aos profissionais obter preços para a construção com previsões de custos ajustadas à realidade."
Household Electrification Savings Calculator lets you get an estimate on how much money you can get from the government to help pay for eco-friendly upgrades to your home such as a heat pump, new electric vehicle, solar panels, insulation and more.
Rewiring America: Track Your Local Pace of Progress "These projections from Rewiring America worked backwards from the emissions targets for 2050, and forward from current sales of machines for cooking, water heating, space heating, transportation, and rooftop solar to set a number of new clean electric machines that must be sold each year to reduce emissions from fossil-fueled machines. Type your city, county, or state into the search bar to get those numbers broken down for your area, by each machine category.
While creating this tool, one of things we found is that some individual communities and states are leading the way: their goals are bolder than the rest of the country and so don’t match the path laid out in our data. That’s a great problem to have. So our tool should not be considered the only source of its kind -- but one that reflects only one of the possible paths to decarbonization."
Click the Air Source Heat Pump Installers button to see our growing directory of Installers around the world.
Installers are in huge demand as the need to install these units can help us meet climate goals, but not nearly enough people are trained in this technology to meet that goal yet.
TRANE: Water-to-Water Heat Pumps "Water-sourced heat pumps connect process and/or process heating requirements with a variety of free energy sources across all climates and applications. Water-to-water heat pumps harness the energy of natural water sources to provide high heating efficiencies compared to air-sourced heat pumps. By utilising waste heat (such as sewage systems) or systems with simultaneous cooling and heating requirements (such as mid-season HVAC), you can increase efficiency by up to 800%. The pumps can also be connected to air-sourced heat pumps when ambient air is the only available energy source."
TRANE: Water-to-Water Heat Pumps "Water-sourced heat pumps connect process and/or process heating requirements with a variety of free energy sources across all climates and applications. Water-to-water heat pumps harness the energy of natural water sources to provide high heating efficiencies compared to air-sourced heat pumps. By utilising waste heat (such as sewage systems) or systems with simultaneous cooling and heating requirements (such as mid-season HVAC), you can increase efficiency by up to 800%. The pumps can also be connected to air-sourced heat pumps when ambient air is the only available energy source."
TRANE: Water-to-Water Heat Pumps "Water-sourced heat pumps connect process and/or process heating requirements with a variety of free energy sources across all climates and applications. Water-to-water heat pumps harness the energy of natural water sources to provide high heating efficiencies compared to air-sourced heat pumps. By utilising waste heat (such as sewage systems) or systems with simultaneous cooling and heating requirements (such as mid-season HVAC), you can increase efficiency by up to 800%. The pumps can also be connected to air-sourced heat pumps when ambient air is the only available energy source."
Cool Energy: Installer Locater Interactive map lists companies from the Isles of Orkney to Northern France, Wales to Lithuania and Poland.
G-Core Limited "are experts in the design, installation, commissioning, and maintenance of ground source, water source, and air source heat pump systems."
Heacol Ltd. "is a well established local Renewable Heating firm based in Cumbria who have been providing an efficient and friendly service since 2007; we specialise in Eco-Friendly heating, by installing new heating systems using heat pumps which can provide the same benefits as a new boiler. We have installations throughout the UK."
Hex Energy "is a leading provider of the design and installation, repairs and maintenance of heat pump systems. Being one of the only businesses to have in-house certified geoexchange designer capability, we are able to offer a full turn-key solution, totally suited to individual project requirements. We design, install, maintain and repair ground, water and air source heat pump systems for both the residential and commercial markets. Hex Energy has dedicated teams undertaking every aspect of your project from site survey through to after care and maintenance. We are a fully approved MCS accredited installer."
OrangeHouse Renewables "Stamford based Orangehouse Renewables is a multi-award winning specialist heat pump installer committed to excellent customer service. Heat pumps are the most efficient technology for heating or cooling buildings and Orangehouse systems use the ground, air or water. For a complete efficient system we supply the associated underfloor, radiator or other heat emitter systems.
We take full responsibility for the design, installation, commissioning and support of systems and work with leading manufacturers to source high quality equipment. Installation and servicing is by our directly employed knowledgeable team of engineers."
Isle of Lewis
Energy Saving Trust interactive map of contractors who said they were willing to travel (at least) as far as Scotland. Currently 5 are located on the Isle of Lewis.
Isle of Mull
Energy Saving Trust interactive map of contractors who said they were willing to travel (at least) as far as Scotland. 2 are located on the Isle of Mull.
Orkney Islands
Energy Saving Trust interactive map of contractors who said they were willing to travel (at least) as far as Scotland. 5 of which are located in the mainland of Orkney.
Shetland
Energy Saving Trust interactive map of contractors who said they were willing to travel (at least) as far as Scotland.
South Uist
Energy Saving Trust interactive map of contractors who said they were willing to travel (at least) as far as Scotland. Currently there is only one company on this island: F Walker PPS Ltd t/a WALKER RENEWABLES
Connecticut
Energize Connecticut: Find a Participating Contractor includes companies from outside Connecticut.
Massachusetts
Mass Save Heat Pump Installer Network: Find a Participating Contractor Near You "The contractors that participate in the Mass Save® Heat Pump Installer Network have provided proof of EPA certification and insurance in the state of Massachusetts and have completed heat pump installation training."
TRANE: Water-to-Water Heat Pumps "Water-sourced heat pumps connect process and/or process heating requirements with a variety of free energy sources across all climates and applications. Water-to-water heat pumps harness the energy of natural water sources to provide high heating efficiencies compared to air-sourced heat pumps. By utilising waste heat (such as sewage systems) or systems with simultaneous cooling and heating requirements (such as mid-season HVAC), you can increase efficiency by up to 800%. The pumps can also be connected to air-sourced heat pumps when ambient air is the only available energy source."
TRANE: Air-to-Water Heat Pumps "By leveraging new technologies and challenging industry norms, Trane has pushed the boundaries with its climate-friendly air-to-water heat pump solutions. Our optimized, sustainable range of air-to-water heat pumps can fully satisfy both heating and cooling needs in any combination while reducing carbon emissions, improving energy efficiency and providing healthier air quality."
TRANE: Water-to-Water Heat Pumps "Water-sourced heat pumps connect process and/or process heating requirements with a variety of free energy sources across all climates and applications. Water-to-water heat pumps harness the energy of natural water sources to provide high heating efficiencies compared to air-sourced heat pumps. By utilising waste heat (such as sewage systems) or systems with simultaneous cooling and heating requirements (such as mid-season HVAC), you can increase efficiency by up to 800%. The pumps can also be connected to air-sourced heat pumps when ambient air is the only available energy source."
TRANE: Air-to-Water Heat Pumps "By leveraging new technologies and challenging industry norms, Trane has pushed the boundaries with its climate-friendly air-to-water heat pump solutions. Our optimized, sustainable range of air-to-water heat pumps can fully satisfy both heating and cooling needs in any combination while reducing carbon emissions, improving energy efficiency and providing healthier air quality."
TRANE: Water-to-Water Heat Pumps "Water-sourced heat pumps connect process and/or process heating requirements with a variety of free energy sources across all climates and applications. Water-to-water heat pumps harness the energy of natural water sources to provide high heating efficiencies compared to air-sourced heat pumps. By utilising waste heat (such as sewage systems) or systems with simultaneous cooling and heating requirements (such as mid-season HVAC), you can increase efficiency by up to 800%. The pumps can also be connected to air-sourced heat pumps when ambient air is the only available energy source."
Thermor "Bomba de calor para água quente"
TRANE: Bombas de calor ar-água "Ao aproveitar novas tecnologias e normas industriais desafiantes, a Trane ultrapassou as fronteiras com as suas soluções de bombas de calor ar-água amigas do clima. A nossa gama optimizada e sustentável de bombas de calor ar-água pode satisfazer plenamente tanto as necessidades de aquecimento como as de arrefecimento em qualquer combinação, reduzindo simultaneamente as emissões de carbono, melhorando a eficiência energética e proporcionando uma qualidade do ar mais saudável."
TRANE: Bombas de calor de água para água "As bombas de calor água-água ligam os requisitos de processo e/ou aquecimento de processo com uma variedade de fontes de energia livres em todos os climas e aplicações. As bombas de calor água-água aproveitam a energia das fontes naturais de água para proporcionar altas eficiências de aquecimento em comparação com as bombas de calor ar-água. Utilizando calor residual (como sistemas de esgotos) ou sistemas com requisitos simultâneos de arrefecimento e aquecimento (como AVAC de meia estação), é possível aumentar a eficiência em até 800%. As bombas podem também ser ligadas a bombas de calor ar-água quando o ar ambiente é a única fonte de energia disponível."
Stiebel Eltron "German engineered instant hot water systems, hot water and hydronic heating heat pumps, heat recovery ventilation systems, space heaters and water filters for New Zealand homes."
Fromtherm "As bombas de calor Fromtherm apresentam uma economia de até 75% quando comparada com outros tipos de aquecimento para piscinas, além de ser mais ecológico pois não agride o meio ambiente, ela retira calor de uma fonte natural renovável que é o ar."
Nascente "A bomba de calor é indicada para piscinas residenciais ou comerciais. Produzidas com um gabinete de polietileno rotomoldado, tem proteção anti-uv que é próprio para instalação em ambiente externo."
ENERGÍA ALTERNATIVA S.A. "es una empresa paraguaya comprometida con la ecología y la humanidad, al proveer productos y servicios amigables al medio ambiente, contribuyendo de manera positiva a la implementación de las mismas a la vida diaria." (Valenzuela y Asunción)
Service My Heat Pump "We service and maintain a range of heat pumps, Solar PV and mechanical ventilation heat recovery systems."
The Renewable Thermal Collaborative (RTC) "serves as the leading coalition for organizations that are committed to scaling up renewable heating and cooling at their facilities and dramatically cutting carbon emissions. RTC members recognize the growing demand and necessity for renewable heating and cooling and the urgent need to meet this demand in a manner that delivers sustainable, cost-competitive options at scale.
The RTC members include manufacturers and state and local governments. The RTC sponsors are renewable thermal suppliers, producers, and professional service firms that provide important institutional support for the RTC’s work to advance renewable thermal solutions for large customers"
Relay Network " is a national network of energy efficiency implementors who promote knowledge sharing, facilitate collaborative partnerships, and encourage joint innovation. As an alliance of mission-based non-profit organizations, we leverage each other’s expertise to extend our collective reach to the buildings, residents and communities that we serve. By working together, we create partnerships that enable us to better respond to and deliver on our missions and serve as a resource to each other to increase our capacity."
Local Energy Solutions Map "This interactive map shows inspiring examples of how individuals, communities, cooperatives, municipalities, and businesses are successfully implementing energy transition solutions. From solar rooftops to wind farms, discover how diverse and impactful the journey to sustainability can be."
Search through the Heat Pump Grants & Funding page to see if there are any grants, discounts, rebates, or other financial incentives to help you reduce your ecological impact.