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Jay R. Smith Mfg. Co.
2781 Gunter Park Dr. East
Montgomery, AL 36109-1405 USA
© [[copyRightYear]] Jay R. Smith Mfg. Co., Inc. All Rights Reserved.
Built by Morris Group International, Inc.
Member of Morris Group International
Figure Number: 9931
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99316" Wide Polypropylene Trench Drain System with Steel Frame System for Extra Heavy Applications - Enviro-Flo® II

The Enviro-Flo® II is a contractor-friendly trench drain system that is lightweight and easy to handle. It is available with two mounting options and the ability to make more adjustments in the field. The Enviro-Flo II offers flexibility and ease of installation saving installation time and labor.

This heavy-duty trench drain option is ideal for warehouses, commercial buildings, hospitals, fire and police stations, hotels, restaurants, airports, and greenhouses.

9931 Heavy-Duty Enviro-Flo® II Features & Benefits

  • Lightweight, interlocking polypropylene channels are ideal for heavy duty applications
  • Excellent Chemical Resistance
  • Superior UV resistance
  • Bottom outlet on every section
  • Temperature rating up to 180° F
  • Load Class A - E
  • For catch basin, specify Fig. 9936 Inline Catch Basin

WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov - Learn More about this warning
Shows specifications for standard configuration. Configuration options may change specifications.
  • Variations
    Closing End Cap Shallow -ES, Closing End Cap Deep -ED, Horizontal Outlet 4" -H4, Catch Basin Only - 9936-20, Catch Basin Plastic Bucket -BP, End Frame -EF, 9849 Rante Arrow, 4"(100) NO-HUB Vertical Outlet -V4, (2) 3/8” (10) Tappings -TAP
  • Product Type
    Trench Drains
  • Patent
    10,047,512
Installation InstructionsInstall Guide (Technical) for Enviro-Flo® II Trench Drain
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SubmittalSubmittal 9931-HDF Drainage System (pdf)
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Technical Drawings
9931 Trench Drain CAD Drawing6" Wide Polypropylene Trench Drain System with Steel Frame System for Extra Heavy Applications - Enviro-Flo II ®DWG3 MB
9931 Trench Drain CAD Drawing6" Wide Polypropylene Trench Drain System with Steel Frame System for Extra Heavy Applications - Enviro-Flo II ®DWG3 MB
Literature / Videos
Spec Sheet 9931 Connection Fabrication for Enviro-Flo® II Trench Drain [DETAIL]6" Wide Polypropylene Trench Drain System with Steel Frame System for Extra Heavy Applications - Enviro-Flo II ® - Detail Double Male Connection FabricationPDF296 KB
Install Guide 9931 Trench Drain6" Wide Polypropylene Trench Drain System with Steel Frame System for Extra Heavy Applications - Enviro-Flo II ®PDF251 KB
Assembly Guide for Shallow End on Trench DrainAssembly Guide for Shallow End on Trench DrainPDF381 KB
MasterSpec: 221319.13, Sanitary Drains (doc)Floor drains, Floor sinks, Trench drains, Channel drainage systems. DOC98 KB
MasterSpec: 221319.13, Sanitary Drains (pdf)Floor drains, Floor sinks, Trench drains, Channel drainage systems. PDF144 KB
Article: Enviro-Flo Solves Arena’s Unique Drainage ProblemArticle: Enviro-Flo Solves Arena’s Unique Drainage ProblemPDF132 KB
Article: Jay R. Smith Crafts Speedy Solution for J.W. McClenahan’s Drainage Dilemma (pdf)Article: Jay R. Smith Crafts Speedy Solution for J.W. McClenahan’s Drainage Dilemma (pdf)PDF497 KB
Trench Drain Chemical Resistance Guidelines (pdf)The chart will assist in selecting what base material to specify for trench drain systems. The combination of temperature, chemicals and chemical concentration determines resistance of channel material to the applications.PDF154 KB
Rante-Arrow, Enviro Flo®II Trench Drain Channel Support Flyer (pdf)Rante-Arrow, Enviro Flo® II Trench Drain Channel SupportPDF7 MB
MGI Corporate Brochure (pdf)Who we are, Our History, Morris Group International TodayPDF8 MB
Trench Drain Flyer (pdf)Trench Drain Flyer (pdf)PDF2 MB
Smith Trench Drain Brochure (pdf)Your complete trench drain source. Solutions and materials PDF13 MB
MGI Brands Flyer (pdf)MGI Brands Flyer (pdf)PDF712 KB
Specifications for Trench DrainsSpecifications for Trench DrainsDOC159 KB
Case Study University of Cincinnati Walkway Application Smith/ACO Trench DrainsCase Study University of Cincinnati Walkway Application Smith/ACO Trench DrainsPDF404 KB
9931 Trench Drain System (hi res jpg)6" Wide Polypropylene Trench Drain System with Steel Frame System for Extra Heavy Applications - Enviro-Flo II ®JPG219 KB
Quote Worksheet Smith Drainage SystemsQuote Worksheet Smith Drainage SystemsPDF36 KB
The Contractor Friendly Enviro-Flo® II Trench Drain Series Ad (pdf)The Contractor Friendly Enviro-Flo® II Trench Drain Series Ad (pdf)PDF3 MB
Enviro Flo II Trench Drain Installation on Hometime TV (video)Video Enviro Flo II Trench Drain Installation on Hometime TVVideo
How to Finish a Garage Trench Drain on Hometime TV (video)Video How to Finish a Garage Trench Drain on Hometime TVVideo
Enviro Flo® II Trench Drain System – Series 9930 9931 Custom Fabrication (video)Watch as Mario Stan explains the value of the custom fabricated Enviro Flo® II Trench Drain System – Series 9930 9931.Video
How to Install the Enviro Flo® II Trench Drain System – Series 9930 9931 Sales (video)Mario Stan walks through the installation of the Enviro Flo® II Trench Drain System – Series 9930 9931.Video
Enviro Flo® II Trench Drain System – Series 9930 9931 Overview & Features (video)Enviro Flo® II Trench Drain System – Series 9930 9931 Overview & FeaturesVideo
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