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View blog posts for category: Solar heat & hot water

Readers tips of the month - August

Posted by Cathy Debenham on 31 August 2012 at 3:28 pm

Readers tips of the month - August

Claire Tindel, who has installed solar PV, says "put your dishwasher and washing machine on in the middle of the day" (it's probably best to run them one after the other, rather than together unless you've got a large system, and the sun's shining stronly). Mike Beale is a 71 year old enthusiasti…

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Finance is available for businesses to install renewable heat

Posted by Mark Henderson on 28 June 2012 at 10:31 am

Finance is available for businesses to install renewable heat

Finance for the up-front costs of installing renewable heat technologies is now available for businesses and other organisations thanks to a new collaboration between The Carbon Trust and Siemens. The Energy Efficiency Financing (EEF) scheme offers low-cost leases, loans and other financing opti…

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Solar thermal and other renewable technologies: what our readers say

Posted by Cathy Debenham on 26 June 2012 at 12:05 pm

Solar thermal and other renewable technologies: what our readers say

This month the stories from readers that I like best all talk about solar thermal in some way or another. During the feed-in tariff frenzy it somehow became the poor relation to solar PV, whereas before FiTs it was the better seller. What comes over loud and clear below is that once you've got solar…

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Eco guest house is first business in Wales to benefit from RHI

Posted by Cathy Debenham on 20 June 2012 at 10:17 am

Eco guest house is first business in Wales to benefit from RHI

A biomass boiler, solar PV and solar thermal are all the result of a Welsh guest house's belief that you should be able to enjoy a holiday without damaging the environment. Installation of the boiler means the guest house has become the first business in Wales to benefit from the Renewable Heat Ince…

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Does solar hot water work with a combi-boiler?

Posted by Paul Hutchens on 8 June 2012 at 9:05 am

Does solar hot water work with a combi-boiler?

Q: We are about to install a new combi boiler. We also want to install a solar water and CH system. Would like to use an unvented solar store with heat exchanger coil to CH flow on combi (with temperature controlled diverter valve) and the mains pressure cold feed through a heat exchanger in solar s…

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Readers' renewable energy tips of the month

Posted by Cathy Debenham on 24 May 2012 at 12:02 pm

Readers' renewable energy tips of the month

We love reading your stories and tips of what works (and doesn't work) for you. Here are this month's favourites: Where you site your air source heat pump is important, as this succinct message from Lizlaw confirms: "Our heat pump warms the house and water consistently, reliably and saves us m…

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RHI makes some commercial solar hot water systems very attractive

Posted by Gabriel Wondrausch on 21 May 2012 at 9:39 am

RHI makes some commercial solar hot water systems very attractive

Solar thermal was by far the most cost effective renewable energy technology on the market a few years ago. Since the government support schemes have been introduced, first for renewable electricity generating systems via the feed-in tariff and now through the renewable heat incentive (RHI) for non-…

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Renewable Heat Premium Payments scheme is extended; RHI delayed

Posted by Cathy Debenham on 27 March 2012 at 10:35 am

Renewable Heat Premium Payments scheme is extended; RHI delayed

The domestic renewable heat incentive (RHI) remains elusive, as the government announced a second phase of the renewable heat premium payments (RHPP) scheme yesterday. The domestic RHI, which will reward people who switch to renewable sources of heat with regular payments for and anticipated …

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Can I use a compressor to boost my solar hot water?

Posted by Paul Hutchens on 22 March 2012 at 12:44 pm

Can I use a compressor to boost my solar hot water?

Q. I’ve been looking at different websites about solar hot water and you all basically say the same thing, “a supplementary heat source will be needed at some point”. Has anyone thought of using a small compressor in between the collector(s) and the hot water tank to heat the transfer fluid to…

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Solar hot water and the missing washing machine

Posted by Alister Scott on 9 March 2012 at 10:20 am

Solar hot water and the missing washing machine

Ten years ago we installed solar hot water heating. It's been great, particularly as energy prices have gone up.  When we did it, I had one professor of environmental policy (who shall remain nameless) look down his nose at me and say "but surely it'll never be economic?" That was te…

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