McAlpine MACVALVE-2, 1½” Self-Closing Waste Valve – Loose Nut x Compression
 - Great for fitting horizontally or vertically. Perfect to stop smells and backflow. With no
    water seal

> BSP female inlet nut x universal compression outlet Can be fitted in horizontal or vertical
    position
> Can be fitted in installation where a non-return valve can be of benefit to the plumbing
    installation
> No water seal so it can never dry out through evaporation or lack of use of an appliance
    as the membrane remains sealed
> Not recommended for use with shower trays unless there is access for maintenance

** MACVALVE-2 are installed horizontally the flow arrow must be in the uppermost position