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A plastic water pipe locator which uses an idea developed by Heitman Laboratories, Texas, is now available from Radiodetection.The new RD500 locator comprises two parts; the TransOnde transmitter and a hand-held receiver to trace the buried pipe.The TransOnde transmitter is a heavy duty brass casting with a 0.75 inch BSP input which is fitted to an open tap or hydrant and the transmitter discharges through a 0.75 inch BSP output on its side. The transmitter applies a distinctive pressure ...

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