2 Valve Outlet Adapter w/ Pressure Relief Cap (SOC) Filters feature: Sturdy filter housings

Filters feature: Sturdy filter housings that can be buried up to cleaning ring for easy concealment

which reduces vegetation growth

Features Include: DF-425 is less than 5' tall for easy filling

of flakes in a 1 Liter Can

Bio Balls are much easier on them

2 Valve Outlet Adapter w/ Pressure Relief Cap (SOC) Filters feature: Sturdy filter housingsThis manifold valve connects to 1 4" metal FPT and splits the airflow to 2 each 3 8" airlines. It comes standard with a 25 psi pressure relief valve. It is also available via special order with 10 psi for use with Rotary Vanes, or 40 psi for use with higher pressure Piston Compressor applications. The pressure relief valve protects the compressor from excessive backpressure if there is some sort of blockage in the airline or diffuser.