AT-35STP-D

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Model AT-35STP-D
Model AT-35STP-D

The AHEAD TANK STP series meets International Maritime Organization (IMO) Resolution MEPC .227(64) operational requirements in accordance with Annex 22 Revised Guidelines on Implementation of Effluent Standards and Performance testing for Sewage Treatment Plants (STP). The AHEAD TANK continues to meet requirements of USCG Title 33 Code of Federal Regulations (CFR) Part 159 for Type II Marine Sanitation Devices (MSD) and may be installed aboard inspected vessels for both Domestic and International.

HOW IT WORKS

Ahead Tank is a Type II biological aerobic Sewage Treatment System that works with nature to accelerate the normal biological process. Additional oxygen is mixed with the sewage to germinate growth and multiply the naturally occurring bacteria. This action reduces the solids in the sewage. The bacteria uses the reduced particles as their food supply to digest the remaining  waste matter. A mild disinfectant solution is added to kill any harmful bacteria before discharging. The system has no internal moving parts that are affected by sewage.

DESIGN & CONSTRUCTION

Ahead Tank Type II biological (bacteria/air) Sewage Treatment Systems are constructed of a Durable, Lightweight & Corrosion Proof LLPE (polyethylene) material. AHEAD TANK is the FIRST & ONLY polyethylene Type II Sewage Treatment System constructed with the three necessary internal watertight chambers rotationally molded into the internal structure of a single Tank. This allows the Treatment Process to function equally or better than the traditional steel fabricated systems of today, with the added benefits of being Easier to Handle, a Smaller Footprint, Simpler to Install & Operate & at a fraction of the cost of a steel fabricated system.

FEATURES & BENEFITS

Meets USCG Certification and IMO Standards Worldwide

Lightweight

Durable / Reliable

Simple to Install

Odor Free Operation

Uses Fresh or Salt Water

Gravity Overboard Discharge

Compact / Small Footprint

Corrosion Proof

Easy to Operate

Low Maintenance

Chemical Resistant

No Internal pump necessary

AT-35STP-D MODELS & PERSON TREATMENT CAPACITY

AHEAD TANK
Model 
Flowrate
(gallons per day)
BOD (LBS) Bio Chemical
Oxygen Demand
Number of Persons
(per 24 hours)
Dimensions
Inches Length Width Height
Dry Weight
(lbs)
AHEAD TANK Disinfectant Type Operating Weight
(lbs) 
Coast Guard Approval Number
 AT-35STP-D  128gallons 7.0 lbs 40 persons 90″ x 23 ” x 30″ 135 lbs Metering Pump 1159 lbs 159.015/10176/0 

NOTE: TREATMENT CAPACITY OF THE AHEAD TANK IS EXPRESSED IN NUMBER OF PERSONS PER 24 HRS. WITH TOILETS THAT UTILIZE 1 GALLON OF EITHER FRESH OR SALT WATER PER FLUSH.

 is the #1 Choice of Marine Sanitation Devices in the #2 Business 

SIMPLE, RELIABLE, EFFICIENT & COST EFFECTIVE