| 摘要 |
A pipe-spacing device, comprises a sleeve of nonmetallic (synthetic-resin) material in which a metallic sleeve is embedded to receive the ends of a pair of pipes. The outer synthetic-material sleeve is formed with a T-profile axially extending formation receivable in a channel extending along a side of a generally rectangular spacer element provided with at least two such channels and with means enabling the device to be affixed to a support. The channels have overhanging ledges.
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