Pro4 Chambers are a highly efficient, gravelless drainfield solutions for residential and commercial septic systems. They were specifically designed for professional contractors who are looking for cost efficiency, delivery convenience, ease of installation, and application flexibility while maximizing drainfield infiltration area. Pro4’s unique, asymmetrical arches provide maximum structural performance to meet the demands of today’s drainfield installations. Their interlocking coupler allows for 10˚ of joint articulation in either direction for contoured trench or bed applications.

• GRAVELLESS DRAINFIELD SOLUTION
• EASY TO INSTALL
• LIGHTWEIGHT
• H-10 LOADING
• INTERLOCKING COUPLER WITH 10 DEGREE JOINT ARTICUTLATION
• MOLDED IN PROVISION FOR INSPECTION PORT
• MEETS THE IAPMO PS 63-2019 STANDARD

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