Marsh Sewage Treatment Plant Retro Fit Non Trimmable Riser - 250mm

Marsh Sewage Treatment Retro Fit Non Trimmable Riser - 250mm is suitable for Marshand#039;s 12-Person sewage treatment plants that have already been installed. This riser ensures that the sewage treatment plants are positioned at the optimal depth for each specific installation.Please Note: This riser is designed for Marshand#039;s 12-Person sewage treatment plants and it cannot be trimmed.