Sunday 16 October 2011

Solar heating 'can provide over half of households' hot water'

Solar thermal systems can provide over half of households' hot water needs, according to the largest ever field trial of the green energy devices.

Residential payment levels under the government's £860m renewable heat incentive (RHI) scheme, announced in March, are not due to be announced until 2012

Between 1 August and 9 October this year, 707 people took out new £300 grants for solar thermal systems.

The government has put aside £15m for the renewable heat premium payment (RHPP) scheme, which runs until March 2012 offering grants for a range of green heating technologies including groundsource heat pumps and biomass boilers. The separate RHI payments, similar to those made to owners of solar panels and wind turbines under the feed in tariffs for green electricity generation, will launch after the RHPP.

Solar water heating systems work by using the sun's energy to heat water or anti-freeze in collectors on the roof of a building. The heated water or anti-freeze is then usually pumped to a hot-water cylinder to be stored until the hot water is needed.

Overall, the trust said it was impressed by how well solar thermal systems were working in the UK. The field study found the systems provided a median of 39% of households' hot water needs, rising to 60% for the best and plummeting to 9% for the worst-installed one. The trust had previously believed around 35-40% would be a typical figure, based on laboratory tests.

Jaryn Bradford, senior technical manager for the Energy Saving Trust, and author of the report, said: "This is a technology that works, and works well in the UK." He said the main impact on a system's performance was how well insulated the home's hot water tank and pipes were.

The market for solar water heating in the UK has continued to grow despite the economic climate – up 18.1% in 2010, compared with 13.1% for Europe overall, though the trust said that was largely because the UK was starting from such a low baseline. There are an estimated 140,000 homes with solar water heating in the UK.

This pioneering research demonstrates that households with solar hot water generators really can benefit, provided their generator has been correctly installed and they understand how to make the most of it. Solar thermal panels are a fantastic, cost effective way for the UK to reduce the demand on imported energy whilst cutting bills and carbon emissions.

Friends of the Earth's energy campaigner, Tony Bosworth, said: "Unless we end the nation's dependency on increasingly expensive fossil fuels, homes and businesses will continue to pay the price through soaring power bills. The government's renewable heat incentive can't be delayed any longer – ministers must provide households with real cash incentives to help families switch to clean energy to heat their homes."

Urban Energy

Urban Energy are delighted that nearly half the population would like to install renewable energy technologies; what worries us is the lack of awareness surrounding it. To bridge the Green Gap it’s essential we continue to educate consumers and break down some of the myths surrounding the Green Deal, energy efficiency and microgeneration.

Urban Energy has earned a reputation as the south’s leading renewable energy specialist. This has been achieved by ensuring that from the initial point of client contact we offer 1st class customer service and care.
We only install products that lead the way within the renewable energy industry and that are renowned for their high quality and ecologically sound production. This reflects our own high standards and quality assurance.

We understand that introducing a renewable energy system to either your home or business is an investment that lasts for many years. With our in-house electrical and plumbing division it is our promise to you the customer that your satisfaction and peace of mind throughout this period is our number one priority.

For further information about Urban Energy products and services:
Call: 0800 232 1624

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