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Can I have a solar thermal system if I have a combi-boiler?

Posted by Gabriel Wondrausch on 1 July 2009 at 9:55 am

Can I have a solar thermal system if I have a combi-boiler?

NB: For more up to date information on this subject see this newer blog (28/1/15) There are two ways of installing a solar thermal system with a combination boiler. In both cases you will need a new hot water cylinder. This can often be the biggest problem as in most cases where a combi-boile…

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Rainwater tank: underground or overground?

Posted by Barry Nutley on 29 June 2009 at 9:26 am

Rainwater tank: underground or overground?

In rainwater harvesting retrofit projects, the cost of installing a kit underground can seriously impact the financial viability, and ultimately put people off the idea. Below are some considerations to help you make the right decision: 1) Pros for underground: a). No unsightly equipmen…

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What size and type of turbine is most suitable for my site?

Posted by Graham Eastwick on 26 June 2009 at 10:28 am

What size and type of turbine is most suitable for my site?

Choosing the best wind turbine for your site will depend on a number of factors. The first thing is to determine if you have enough wind. A national database of wind speeds is available and will give you an indication of the wind speed at your home. This can be accessed fr…

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How important is air-tightness to energy efficiency?

Posted by Tim Pullen on 24 June 2009 at 11:07 am

How important is air-tightness to energy efficiency?

A reader recently asked about a seeming conflict between the  modern approach to building energy efficiency which, amongst other things,  focuses on good air-tightness standards, and combustion appliances, such as  wood stoves, most, but not all, of which take their air from inside …

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Renewable energy for Devon

Posted by Cathy Debenham on 21 June 2009 at 11:19 am

Renewable energy for Devon

As a Devon resident it's great news to hear that our county council has won a prestigious award for its efforts to support renewable energy and boost a green rural regeneration. Devon County Council won the second local authority prize in the Ashden Awards for Sustainable Energy earlier this mon…

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UK renewables lag behind Europe

Posted by Cathy Debenham on 17 June 2009 at 10:53 am

UK renewables lag behind Europe

I’ve got good news and bad about the UK’s efforts at introducing renewable energy. For all the Government talk, you’d think that we’re doing quite well at generating heat and power from renewable sources. But, no, we’re not. In fact, if we compare ourselves with other European countries, o…

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Insulation is free for everyone in Kirklees

Posted by Cathy Debenham on 15 June 2009 at 11:37 am

Insulation is free for everyone in Kirklees

You don’t read much that’s complementary about our elected representatives at the moment but at last week’s Ashden Awards I met a councillor for whom I have enormous admiration. As leader of Kirklees Council, Councillor Kath Pinnock persuaded her fellow councillors to invest £9m in Kirklees W…

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Sustainable energy solutions recognised by Ashden Awards

Posted by Cathy Debenham on 12 June 2009 at 2:42 pm

Sustainable energy solutions recognised by Ashden Awards

Inspirational people combined with sustainable energy technologies makes me feel hopeful for the future, and at the Ashden Awards ceremony last night both abounded. The winners spoke humbly about their achievements, yet many of them are significantly transforming people's lives. For example the …

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Wind power without the guesswork

Posted by Cathy Debenham on 10 June 2009 at 11:01 am

Wind power without the guesswork

Measuring wind power to see whether it makes sense to get a wind turbine has, until now, been either expensive or inaccurate. Now with the launch of the Power Predictor, it’s possible to take the risk out of what is a significant investment. The device is the invention of Toby Hammond, managing…

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2009 is the year for hydro power

Posted by Matthew Rhodes on 8 June 2009 at 6:12 am

2009 is the year for hydro power

For reasons that escape me, we have been asked to do more small scale hydro power projects this year than ever before. Hydro projects are a personal favourite of mine because they are the most bespoke of any renewables, and because they often involve the most interesting local issues. History comes …

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