Sound travels faster through water than it does through air.
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£130.00
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£60.00
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£42.00
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£130.00
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£85.00
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£110.00
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£85.00
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£60.00
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£92.00
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£60.00
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£62.00
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£50.00
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£30.00
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£35.00
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£130.00
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Buying from us
All our products have a standard £8.95 added for Post & Packing for orders in the UK which will be added at checkout.
You can either visit one of our centres for a demonstration or to buy items.
Purchase can be made via PayPal (which takes all major creditdebit cards), or you can pay over the phone.
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