PPM Flange Double Seal System
The perfect solution for purging pipe to flange
Purge pipes fast with minimal gas usage
PPM also manufactures The Silicone Double Seal purging system that has been designed to further reduce both inert gas use and purging time. These systems use silicon discs to form an airtight seal, reducing purge times, and gas usage for maximum efficiency.
Download our Flange Double Seal System Catalogue Here

PPM Flange Double Seal System
Features and Advantages
- Typical purge times of less than 2 minutes (e.g. an 8" Pipe will purge to below 0.01% Oxygen in less than 2 minutes)
- High quality silicon sealing disks that prevent them tilting or falling over inside the pipe
- Guaranteed gas tight seal
- UV and temperature resistant up to 330ºC continuously or 450ºC for short periods
- Suitable for purging pipes, elbows and fittings
- The silicon seal units can be separated and used as a gas finger and pipe stopper respectively

Pipe Purging Equipment
- Why Purge
- PPM Purge Bag System
- PPM Rapid Purge System
- PPM Heat Resistant Purging System
- PPM Double Seal System
- PPM Flange Double Seal
- PPM Handy Purge 100 SC (Self Calibrating) Weld Purge Monitor
- PPM Handy Purge Pro 5 Weld Purge Monitor
- PPM Pro Purge 1 Weld Purge Monitor
- PPM Expanding Pipe Stoppers
- PPM Inflatable Pipe Stopper