| 摘要 |
The invention relates to a T piece for a floor drainage channel, wherein the channel comprises a deflector D which allows improved flow through the drainage system and allows cameras and or rodding hoses to be more easily directed to either side leg of the T piece. The T piece allows such operations as maintenance and flushing out of perimeter floor drains to be carried out from a chamber lid. The T piece may be part of a perimeter floor drain made from a single section or two sections comprising a lower section and an upper section. The T piece may be separate to the channel section and attached to the channel section by gluing, rivets, screws or suitable fittings. Slots (S figure 8c) may be cut be cut through the T piece wall and the deflector inserted through the slots. |
