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NSF/ANSI 40
Residential Wastewater Treatment Systems


 
Presby Environmental, Inc. 
143 Airport Road 
Whitefield, NH 03598 
United States 
800-473-5298 
603-837-3826

Facility : Whitefield, NH

Model Number Rated Capacity
Gallons/Day
Classification

Advanced Enviro-Septic® Treatment System[1] [2] [3]
AES-CTD-450 450 Class I
AES-CTD-600 600 Class I
AES-CTD-750 750 Class I
AES-CTD-900 900 Class I
AES-CTD-1050 1050 Class I
AES-CTD-1200 1200 Class I
AES-CTD-1350 1350 Class I
AES-CTD-1500 1500 Class I
AES-SPD-450 450 Class I
AES-SPD-600 600 Class I
AES-SPD-750 750 Class I
AES-SPD-900 900 Class I
AES-SPD-1050 1050 Class I
AES-SPD-1200 1200 Class I
AES-SPD-1350 1350 Class I
AES-SPD-1500 1500 Class I

[1] Prefix CTD denotes combined or bottomless discharge. Prefix SPD denotes single point
    discharge. Prefix AES denotes Advanced Enviro-Septic®. Prefix SS denotes Simple Septic®.
    Prefix ES denotes Enviro-Septic®.
[2]                             Table A, Minimum Sizing and Dimensions
                     NSF 40 Class I Certified Advanced Enviro-Septic® Models, Simple 
                                    Septic®, & Enviro-Septic® Models
    Model Number                    Design Daily         Minimum            Minimum
    Septic                          Flow                 Total Pipe         Tank Size
                                                         Length (ft.)       (gal.)
    XX-SPD 450 & XX-CTD 450         450                  150                 1000
    XX-SPD 600 & XX-CTD 600         600                  200                 1200
    XX-SPD 750 & XX-CTD 750         750                  250                 1500
    XX-SPD 900 & XX-CTD 900         900                  300                 1800
    XX-SPD 1050 & XX-CTD 1050       1050                 350                 2100
    XX-SPD 1200 & XX-CTD 1200       1200                 400                 2400
    XX-SPD 1350 & XX-CTD 1350       1350                 450                 2700
    XX-SPD 1500 & XX-CTD 1500       1500                 500                 3000
    Maximum loading of 3.0 gallons per linear foot of AES, SS or ES pipe.
    Minimum spacing of pipe rows – eighteen inches (18") on center (i.e. minimum one-half
    foot (6") of system sand between pipe rows).
    Note: All models include 6 in. of system sand below pipes for treatment.
[3] While the Presby treatment system includes design specifications similar to a dispersal
    field, the scope of the NSF/ANSI Standard 40 Class I Certification does NOT include
    management methods for the treated effluent discharged from the system.

Simple Septic® Treatment System[1] [2] [3]
SS-SPD 450 450 Class I
SS-SPD 600 600 Class I
SS-SPD 750 750 Class I
SS-SPD 900 900 Class I
SS-SPD 1050 1050 Class I
SS-SPD 1200 1200 Class I
SS-SPD 1350 1350 Class I
SS-SPD 1500 1500 Class I
SS-CPD 450 450 Class I
SS-CPD 600 600 Class I
SS-CPD 750 750 Class I
SS-CPD 900 900 Class I
SS-CPD 1050 1050 Class I
SS-CPD 1200 1200 Class I
SS-CPD 1350 1350 Class I
SS-CPD 1500 1500 Class I

[1] Prefix CTD denotes combined or bottomless discharge. Prefix SPD denotes single point
    discharge. Prefix AES denotes Advanced Enviro-Septic®. Prefix SS denotes Simple Septic®.
    Prefix ES denotes Enviro-Septic®.
[2]                             Table A, Minimum Sizing and Dimensions
                     NSF 40 Class I Certified Advanced Enviro-Septic® Models, Simple 
                                    Septic®, & Enviro-Septic® Models
    Model Number                    Design Daily         Minimum            Minimum
    Septic                          Flow                 Total Pipe         Tank Size
                                                         Length (ft.)       (gal.)
    XX-SPD 450 & XX-CTD 450         450                  150                 1000
    XX-SPD 600 & XX-CTD 600         600                  200                 1200
    XX-SPD 750 & XX-CTD 750         750                  250                 1500
    XX-SPD 900 & XX-CTD 900         900                  300                 1800
    XX-SPD 1050 & XX-CTD 1050       1050                 350                 2100
    XX-SPD 1200 & XX-CTD 1200       1200                 400                 2400
    XX-SPD 1350 & XX-CTD 1350       1350                 450                 2700
    XX-SPD 1500 & XX-CTD 1500       1500                 500                 3000
    Maximum loading of 3.0 gallons per linear foot of AES, SS or ES pipe.
    Minimum spacing of pipe rows – eighteen inches (18") on center (i.e. minimum one-half
    foot (6") of system sand between pipe rows).
    Note: All models include 6 in. of system sand below pipes for treatment.
[3] While the Presby treatment system includes design specifications similar to a dispersal
    field, the scope of the NSF/ANSI Standard 40 Class I Certification does NOT include
    management methods for the treated effluent discharged from the system.

Enviro-Septic® Treatment System[1] [2] [3]
ES-CTD-450 450 Class I
ES-CTD-600 600 Class I
ES-CTD-750 750 Class I
ES-CTD-900 900 Class I
ES-CTD-1050 1050 Class I
ES-CTD-1200 1200 Class I
ES-CTD-1350 1350 Class I
ES-CTD-1500 1500 Class I
ES-STD-450 450 Class I
ES-STD-600 600 Class I
ES-STD-750 750 Class I
ES-STD-900 900 Class I
ES-STD-1050 1050 Class I
ES-STD-1200 1200 Class I
ES-STD-1350 1350 Class I
ES-STD-1500 1500 Class I

[1] Prefix CTD denotes combined or bottomless discharge. Prefix SPD denotes single point
    discharge. Prefix AES denotes Advanced Enviro-Septic®. Prefix SS denotes Simple Septic®.
    Prefix ES denotes Enviro-Septic®.
[2]                             Table A, Minimum Sizing and Dimensions
                     NSF 40 Class I Certified Advanced Enviro-Septic® Models, Simple 
                                    Septic®, & Enviro-Septic® Models
    Model Number                    Design Daily         Minimum            Minimum
    Septic                          Flow                 Total Pipe         Tank Size
                                                         Length (ft.)       (gal.)
    XX-SPD 450 & XX-CTD 450         450                  150                 1000
    XX-SPD 600 & XX-CTD 600         600                  200                 1200
    XX-SPD 750 & XX-CTD 750         750                  250                 1500
    XX-SPD 900 & XX-CTD 900         900                  300                 1800
    XX-SPD 1050 & XX-CTD 1050       1050                 350                 2100
    XX-SPD 1200 & XX-CTD 1200       1200                 400                 2400
    XX-SPD 1350 & XX-CTD 1350       1350                 450                 2700
    XX-SPD 1500 & XX-CTD 1500       1500                 500                 3000
    Maximum loading of 3.0 gallons per linear foot of AES, SS or ES pipe.
    Minimum spacing of pipe rows – eighteen inches (18") on center (i.e. minimum one-half
    foot (6") of system sand between pipe rows).
    Note: All models include 6 in. of system sand below pipes for treatment.
[3] While the Presby treatment system includes design specifications similar to a dispersal
    field, the scope of the NSF/ANSI Standard 40 Class I Certification does NOT include
    management methods for the treated effluent discharged from the system.

EnviroFin™ Treatment System[1] [3] [4]
EF-CTD-450 450 Class I

[1] Prefix CTD denotes combined or bottomless discharge. Prefix SPD denotes single point
    discharge. Prefix AES denotes Advanced Enviro-Septic®. Prefix SS denotes Simple Septic®.
    Prefix ES denotes Enviro-Septic®.
[3] While the Presby treatment system includes design specifications similar to a dispersal
    field, the scope of the NSF/ANSI Standard 40 Class I Certification does NOT include
    management methods for the treated effluent discharged from the system.
[4]                          Table B, Minimum Sizing and Dimensions
                     NSF 40 Class I Certified EnviroFin™ CTD & SPD Models 
    
    Model Number    Design Daily   Minimum Total   Minimum
                    Flow (gal.)    EnviroFin™      Septic Tank
                                   units           Size (gal.)
    SPD & CTD-450       450             3            1000
    Maximum loading of 150 gallons per EnviroFin™ unit.
    Minimum spacing of EnviroFin™ units – six in. (6") of System Sand between Treatment Fins
    of the EnviroFin™ units.
    Note: All models include 6 in. (6") of System Sand below the Treatment Fins of the
    EnviroFin™ units.


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