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Maine Subsurface Wastewater Unit
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List of Approved Products
The table below lists products and devices approved by the Department for use with onsite sewage disposal systems. Product approvals go back to July, 1974. To the best of our knowledge this list is complete.
Links to manufacturer/vendor websites will open in new windows.
Accessory | Advanced Treatment Retrofit | Advanced Treatment Units | Disinfection Device | Disposal Area, Plastic Aggregate Tube | Disposal Area, Tube | Disposal Chamber, Concrete | Disposal Chamber, Plastic | Distribution Box | Drip Irrigation | Drop Box | Effluent Aerator | Filter Fabric | Grease Trap | Leaching Devices, Fabric Covered | Microfiltration | Miscellaneous | Peat Filters | Pipe, ABS Foam Core | Pipe, Plastic | Pit Privy | Riser Lid | Separated Waste Treatment | Septic Tank Baffles | Septic Tank Effluent Filter | Septic Tank, Aerobic | Septic Tank, Concrete | Septic Tank, Fiberglass | Septic Tank, Plastic | Septic Tank, Pump Station | Sewage Appliance | Swimming Pool Equipment | Tank Riser | Toilet, Composting | Toilet, Incinerating | Wastewater Recycling | Water Saving Devices | Water Treatment
5/16/2024
| Category | Product | Company |
| Accessory | 16-RIS Safety Pan | Tuf-Tite Inc |
| Accessory | 20-RIS Safety Pan | Tuf-Tite Inc |
| Accessory | 24-RIS Safety Pan | Tuf-Tite Inc |
| Accessory | 24-RISLID Safety Pan Riser Lid | Tuf-Tite Inc |
| Advanced Treatment Retrofit | RetroFAST | Bio-Microbics, Inc |
| Advanced Treatment Retrofit | Aquaworx Remediator | Infiltrator Systems Inc |
| Advanced Treatment Retrofit | White Knight 2002 2012 | Knight Treatment Systems |
| Advanced Treatment Retrofit | SludgeHammer S-46, S-86, S-400, & S-600 | SludgeHammer Group Ltd. |
| Advanced Treatment Units | OXYPRO (N/F OXYMAX) | Aeration Systems LLC |
| Advanced Treatment Units | Model AT-500, AT-600, AT-750, AT-1000, AT-1500 | AeroTech |
| Advanced Treatment Units | Alliance 500 ATU | Alliance Wastewater Treatment Systems |
| Advanced Treatment Units | Lotus Wastewater Treatment System | Aquapoint, Inc |
| Advanced Treatment Units | Model 400 | Aquarobic |
| Advanced Treatment Units | Nibbler | Aqua Test Inc |
| Advanced Treatment Units | AWT Bioclere | AWT Environmental Inc |
| Advanced Treatment Units | FAST | Bio Microbics Inc |
| Advanced Treatment Units | Bio-Microbics FAST Systems | Bio Microbics Inc |
| Advanced Tertiary Treatment Units | BioBarrier | Bio Microbics Inc |
| Advanced Treatment Units | MicroFAST 0.5 Wastewater Treatment System | Bio Microbics Inc |
| Advanced Treatment Units | BN-400 - BN-2650 | BIONEST Technologies, Inc |
| Advanced Treatment Units | SOLO TO-40 Wastewater Treatment System | BIONEST Technologies, Inc |
| Advanced Tertiary Treatment Units | Busse GT | Busse Maine / Busse Green Technologies, Inc |
| Advanced Treatment Units | CA 5/12/15/25/30/50/60/100/120/150 | ChromaFlow, Inc |
| Advanced Treatment Units | CA 5/12/15/25/30/50/60/100/120/150 | Chromaglass Corporation |
| Advanced Treatment Units | Chromaglass Wastewater Treatment Systems | Chromaglass Corporation |
| Advanced Treatment Units | Model 500G | Clearstream Wastewater Systems, Inc |
| Advanced Treatment Units | Model 500GST and 750GT | Clearstream Wastewater Systems, Inc |
| Advanced Treatment Units | Model 500DAST, 800DAT | Clearstream Wastewater Systems, Inc |
| Advanced Treatment Units | Enviro-Guard ENV Series | Consolidated Treatment Systems |
| Advanced Treatment Units | Multi-Flow FTB Series | Consolidated Treatment Systems |
| Advanced Treatment Units | Nayadic M-Series | Consolidated Treatment Systems |
| Advanced Treatment Units | ECOPOD Series | Delta Environmental Products, Inc |
| Advanced Treatment Units | Whitewater Home ATUs, DF Series | Delta Environmental Products, Inc |
| Advanced Treatment Units | H-TWO-O Series 35T Wastewater Treatment System | Desoto Concrete Products, Inc |
| Advanced Treatment Units | Aqua Aire | Ecological Tanks, Inc |
| Advanced Treatment Units | Aqua Safe | Ecological Tanks, Inc |
| Advanced Treatment Units | Envirocycle ECR 600 and ECR 800 | Envirocycle Global Partners |
| Advanced Treatment Units | Amphidrome Wastewater Treatment System | F. R. Mahony & Associates, Inc |
| Advanced Tertiary Treatment Units | FujiClean CE5, CE7, CE10, CE21, CE 30 | FujiClean USA |
| Advanced Treatment Units | Mighty Mac ATU | H. E. McGrew Inc |
| Advanced Treatment Units | ANR-, H-, and LA- Series | Hoot Aerobic Systems, Inc |
| Advanced Treatment Units | CMS ROTORDISK | Huron Environmental |
| Advanced Treatment Units | Hydro-Action AP-500 | Hydro-Action Inc |
| Advanced Treatment Units | Interseptic Systems | Interseptic Systems of New England |
| Advanced Treatment Units | Single Home FAST Treatment Plant | J & R Engineered Products Inc |
| Advanced Treatment Units | Jet Aeration | Jet Aeration Company |
| Advanced Treatment Units | BAT Series, J-600, J-750, J-1000, J-1250, J-1500 | Jet, Inc |
| Advanced Treatment Units | Jet Model J-500 | Jet, Inc |
| Advanced Treatment Units | Interseptic Systems | Micro Waste National Inc |
| Advanced Treatment Units | EnviroServer | MicroSepTec |
| Advanced Treatment Units | NJUN System | NJUN Systems, LLC |
| Advanced Treatment Units | Hydro-Kinetic Model 600 FEU | NORWECO |
| Advanced Treatment Units | Singulair Model 960 and Model TNT-500 | NORWECO |
| Advanced Treatment Units | The Answer | Nyadic Sciences Inc |
| Advanced Treatment Units | AdvanTex Treatment System | Orenco Systems, Inc |
| Advanced Treatment Units | PL-500 | Proline Wastewater, LLC |
| Advanced Treatment Units | SeptiTech 1999 2013 | SeptiTech, Inc |
| Advanced Treatment Units | BioDisc Model BB | Waste Water Solutions International, Inc. |
| Advanced Treatment Units | Seapoint Wastewater Treatment System | WASTECH International, Inc |
| Advanced Treatment Units | WASTECH | WASTECH International, Inc |
| Advanced Treatment Units | The Clean Solution | Wastewater Alternatives, Inc |
| Advanced Treatment Units | Multi-Flow | Water Products Inc |
| Advanced Treatment Units | Stahlermatic Biological Solution for Wastewater (BSW) STM 8 | Winkler Aqua-Service, Ltd. |
| Advanced Treatment Units | ZF450 Wastewater Treatment System | Zoeller Pump Co |
| Advanced Treatment Units | Platinum Submerged Aerated Filter | Anua |
| Advanced Treatment Units | Septic Rejuvenator | IMET Corporation |
| Disinfection Device | Jet-Chlor Tablet Chlorinator | Jet, Inc |
| Disposal Area, plastic aggregate tube | Flowtech, various sizes | ICC Technolgies, LLC |
| Disposal Area, plastic aggregate tube | Poly Gravel Prefabricated Alternative Septic Drainfield System | Promiseland Manufacturing, LLC |
| Disposal Area, plastic aggregate tube | Infiltrator ATL System | Infiltrator Systems Inc |
| Disposal Area, plastic aggregate tube | EZflow Systems | RING Industrial Group |
| Disposal Area, Tube | Multi-Pipe Drainfield System | Plastic Tubing Industries, Inc |
| Disposal Chamber, Concrete | Flowdiffusor | American Concrete Industries |
| Disposal Chamber, Concrete | Permaleach Type B | County Concrete & Construction Co |
| Disposal Chamber, Concrete | Ameration Chamber | Del R. Gilbert & Sons |
| Disposal Chamber, Concrete | Leaching Chamber | G. E. Goding & Son, Inc |
| Disposal Chamber, Concrete | S Flo-Duc Dissipator | G. E. Goding & Son, Inc |
| Disposal Chamber, Concrete | Ameration Chamber | Gagne & Son, Inc |
| Disposal Chamber, Concrete | Flo-Duc Dissipation | Gagne & Son, Inc |
| Disposal Chamber, Concrete | Flowage Distribution | Genest Brothers Inc |
| Disposal Chamber, Concrete | Tru-Vap | Precast Concrete Products of Maine |
| Disposal Chamber, Concrete | Flowdiffusor | Superior Concrete Company |
| Disposal Chamber, Plastic | Phoenix Composting Toilet | Advanced Composting Systems |
| Disposal Chamber, Plastic | Pro ARC 36 and ARC 36HC Plastic Leaching Chambers | Advanced Drainage Systems Inc |
| Disposal Chamber, Plastic | Tripdrain | Bill Baptista Sales |
| Disposal Chamber, Plastic | Contactor/Tripdrain | Cultec, Inc |
| Disposal Chamber, Plastic | Contactor & Recharger | Cultec, Inc |
| Disposal Chamber, Plastic | Envirochamber | Hancor, Inc |
| Disposal Chamber, Plastic | Equalizer 24 (EQ 24) | Infiltrator Systems Inc |
| Disposal Chamber, Plastic | Quick 4 Plus High Capacity | Infiltrator Systems Inc |
| Disposal Chamber, Plastic | Quick 4 Plus Chambers | Infiltrator Systems Inc |
| Disposal Chamber, Plastic | Quick 4 Chambers | Infiltrator Systems Inc |
| Disposal Chamber, Plastic | Quick 5 Standard and Quick 5 Equalizer 36 Leaching Chambers | Infiltrator Systems Inc |
| Disposal Chamber, Plastic | Bio Diffuser | PSA, Inc |
| Disposal Chamber, Plastic | BioDiffuser Bio 2 and Bio 3 | PSA, Inc |
| Distribution Box | 4HD2 | Tuf-Tite Inc |
| Distribution Box | 6HD2 | Tuf-Tite Inc |
| Distribution Box | 7HD2 | Tuf-Tite Inc |
| Distribution Box | 9HD2 | Tuf-Tite Inc |
| Distribution Box | Distribution Boxes | G. E. Goding & Son, Inc |
| Distribution Box | Rila | Rila Precast Concrete Products |
| Drip Irrigation | Aquaworx Subsurface Wastewater Drip System | Infiltrator Systems, Inc |
| Drip Irrigation | Limited Flow System | Albert Frick Associates, Inc |
| Drip Irrigation | Geoflow WASTEFLOW; 1999 | Geoflow, Inc |
| Drip Irrigation | Porous Drip Hose System | SeptiTech, Inc |
| Drip Irrigation | Perc-Rite | Oakson, Inc (formerly American Manufacturing) |
| Drop Box | Various | Tuf-Tite Inc |
| Effluent Aerator | OxyBoost | Aeration Systems LLC |
| Effluent Aerator | SoilAir | Geomatrix LLC |
| Filter Fabric | AMOCO (Propex) 4545 | Amoco Fabrics Company |
| Filter Fabric | Drain-Sleeve | Carriff Corporation |
| Filter Fabric | Trevira 1114 | Contech Construction Products |
| Filter Fabric | Permatex 200,300,706,40 | JDR Enterprises |
| Filter Fabric | Mirafi 1160 N | Mirafi Inc |
| Filter Fabric | Mirafi 140 N | Mirafi Inc |
| Filter Fabric | Mirafi Miramat | Mirafi Inc |
| Filter Fabric | Models 4NP, 5NP, & 8NP | New England Seal Coating Co |
| Grease Trap | Canplas Industries, Ltd., Edura and Endura XL | Canplas.com |
| Grease Trap | Grease Trap | Superior Concrete Company |
| Grease Trap | Proceptor Oil, Grease, and Solids separators | Tower Hill Sales Associates, Inc |
| Leaching Devices, Fabric Covered | Mound Buster, Revised Sizing | Aeration Systems LLC |
| Leaching Devices, Fabric Covered | OxyPro Mound Buster | Aeration Systems LLC |
| Leaching Devices, Fabric Covered | Eljen GP5-24 | Eljen Corporation |
| Leaching Devices, Fabric Covered | Geotextile Sand Filter (formerly, In-Drain) | Eljen Corporation |
| Leaching Devices, Fabric Covered | MiniMax 4070 and 4120 | Eljen Corporation |
| Leaching Devices, Fabric Covered | SB2 | Hancor, Inc |
| Leaching Devices, Fabric Covered | Multi-Level Leaching System | Presby Environmental Inc |
| Leaching Devices, Fabric Covered | Advanced Enviro-Septic | Presby Environmental Inc |
| Leaching Devices, Fabric Covered | Enviro-Septic | Presby Environmental Inc |
| Leaching Devices, Fabric Covered | Simple Septic | Presby Environmental Inc |
| Microfiltration | BioBarrier MBR | Bio-Microbics, Inc |
| Microfiltration | Busse GT | Busse/Busse Green Technologies, Inc |
| Microfiltration | Membrane Clearbox | Huber/H2O Solutions |
| Miscellaneous | Septic Sentry | Aeration Systems LLC |
| Miscellaneous | Control Panels | Aerobic & Pump Controls, Inc |
| Miscellaneous | Conseal 101 | Concrete Sealants Inc |
| Miscellaneous | ConWrap | Concrete Sealants Inc |
| Miscellaneous | Universal Liner | Miller Environmental Products, Inc |
| Miscellaneous | Presby De-Nyte | Presby Environmental, Inc |
| Miscellaneous | Ruck System | Ruck Systems |
| Miscellaneous | Septi-chip Tire Chips | Septi-chip LLC |
| Miscellaneous | pumper truck | SNS Group Inc |
| Miscellaneous | TerraLift Conditional Approval | Terralift Inc |
| Miscellaneous | Z-200 and Z-200D Flow Director | Zabel Environmental Technology |
| Miscellaneous | Z-200 and Z-200D Flow Dividers | Zabel Environmental Technology |
| Peat Filters | Puraflo Peat Biofilter | Anua |
| Peat Filters | Eco-Pure 300 Series Peat Moss Biofilter | Eco-Pure Waste Water Systems |
| Pipe, ABS Foam Core | Foam Core | Borg-Warner Chemicals |
| Pipe, ABS Foam Core | Foam Core | Emerson-Swan Inc |
| Pipe, Plastic | ADS-3000 | Advanced Drainage Systems Inc |
| Pipe, Plastic | ADS-3000 Triple Wall Pipe | Advanced Drainage Systems Inc |
| Pipe, Plastic | Bovac PVC | Bovac Plastics Ltee |
| Pipe, Plastic | Z-46 Prime | Carlon |
| Pipe, Plastic | Drosstube | Drossback N.A., Inc |
| Pipe, Plastic | ES Pipe | Hancor, Inc |
| Pipe, Plastic | Insul-Seal Insulated PVC Pipe | Insul-Seal Insulated PVC |
| Pipe, Plastic | Rionite | Orion Fitting Inc |
| Pipe, Plastic | Poly-molding smooth wall | Poly Molding Pipe Corporation |
| Pipe, Plastic | polyethylene pipe | Progressive Plastic Extrusion Inc |
| Pipe, Plastic | REHAU PEX | REHAU Incorporated |
| Pipe, Plastic | schedule 40 pipe | Reliance Plastics Co |
| Pipe, Plastic | Royal Doublewall | Royal Pipe Limited |
| Pipe, Plastic | ASTM D3309-81 | Shell Chemical Company |
| Pipe, Plastic | Ecolotube | Tuyaux Duchesne Ltee |
| Pipe, Plastic | Ecolotube | Tuyaux Duchesne Ltee |
| Pit Privy | Backcountry Toilet | Bureau of Public Lands |
| Riser Lid | 12-RISL | Tuf-Tite Inc |
| Riser Lid | 16-RISL | Tuf-Tite Inc |
| Riser Lid | 20-RISL | Tuf-Tite Inc |
| Riser Lid | 24-RISL | Tuf-Tite Inc |
| Separated Waste Treatment | Clearwater Water and Wastewater Treatment System | AlasCan |
| Septic Tank Baffles | modified concrete septic tank | Downeast Concrete Company |
| Septic Tank Baffles | EFS 12 | Flowlink Manufacturing Co |
| Septic Tank Effluent Filter | Presby Maze | Presby Environmental Inc |
| Septic Tank Effluent Filter | GAG Sim/Tech outlet filter | Sim/Tech Filter |
| Septic Tank Effluent Filter | EF-4 | Tuf-Tite Inc |
| Septic Tank Effluent Filter | EF-6 | Tuf-Tite Inc |
| Septic Tank Effluent Filter | Tuf-Tite | Tuf-Tite Inc |
| Septic Tank Effluent Filter | Zabel | Zabel Environmental Technology |
| Septic Tank Effluent Filter | FRICKle Filter | Albert Frick Associates, Inc |
| Septic Tank Effluent Filter | Bio Wier In Tank Filter | Bio Weir Inc |
| Septic Tank Effluent Filter | EF 235 | Bowco Industries |
| Septic Tank Effluent Filter | Bio-Kinetic BK 2000 | NORWECO |
| Septic Tank Effluent Filter | Biotube Filter | Orenco Systems, Inc |
| Septic Tank Effluent Filter | Polylok 625 Effluent Filter | Polylok, Inc |
| Septic Tank Effluent Filter | Polylok PL-525 Effluent Filter | Polylok, Inc |
| Septic Tank Effluent Filter | Polylok PL-68 Effluent Filter | Polylok, Inc |
| Septic Tank Effluent Filter | Polylok 2 Inch Pressure Filter | Polylok, Inc |
| Septic Tank Effluent Filter | Ecoflex EFX 400 and 400B Peat Filters | Premier Tech Environment |
| Septic Tank Effluent Filter | Premier Tech EFT-80 | Premier Tech Environment |
| Septic Tank Effluent Filter | SimTech Bristle Filter | SimTech Filter |
| Septic Tank Effluent Filter | A100/300 filters | Zabel Environmental Technology |
| Septic Tank Effluent Filter | AeroCell and SCAT Systems | Zabel Environmental Technology |
| Septic Tank Effluent Filter | PDS-PF-1.5/2.0 Pressure Filter | Zabel Environmental Technology |
| Septic Tank Effluent Filter | "WW" Residential Effluent Filter P/N 170-0078 | Zoeller Pump Co |
| Septic Tank Effluent Filter | Effluent Filters | Zoeller Pump Co |
| Septic Tank, Aerobic | Scienco/Fast | J & R Engineered Products Inc |
| Septic Tank, Concrete | concrete septic tank | County Concrete & Construction Co |
| Septic Tank, Concrete | concrete septic tanks | Downeast Concrete Company |
| Septic Tank, Concrete | Septic Tank | G. E. Goding & Son, Inc |
| Septic Tank, Concrete | concrete septic tanks and flow diffusers | Gagne & Son, Inc |
| Septic Tank, Concrete | Del Zotto 1,500 Gallon Septic Tank | Glidden Construction & Foundations |
| Septic Tank, Concrete | septic tank | Mattingly Products Co |
| Septic Tank, Concrete | concrete septic tank | Pine Tree Concrete Products Inc |
| Septic Tank, Concrete | precast septic tanks | Wardwell Construction and Trucking Company |
| Septic Tank, Fiberglass | Ladig | Ladig Fiberglass Products Inc |
| Septic Tank, Fiberglass | FRP Septic Tank | Orenco Systems, Inc |
| Septic Tank, Fiberglass | Smith & Wesson | Smith & Wesson |
| Septic Tank, Plastic | AK Industries | AK Industries, Inc |
| Septic Tank, Plastic | Big "O" | Big "O" Inc |
| Septic Tank, Plastic | Models 500, 1000, and 1500 | Coon Manufacturing, Inc |
| Septic Tank, Plastic | Ace Roto-Mold Septic Tank, AST-1000-2 | Den Hartog Industries, Inc |
| Septic Tank, Plastic | Plastic Septic Tank Kits | EZ Tanks, Inc |
| Septic Tank, Plastic | Plastech Plastic Septic Tanks | FRALO Plastech |
| Septic Tank, Plastic | Hancor polyethylene | Hancor, Inc |
| Septic Tank, Plastic | TW Series Septic Tanks IM Series Septic Tanks | Infiltrator Systems Inc |
| Septic Tank, Plastic | IM-300 Septic Tank | Infiltrator Systems Inc |
| Septic Tank, Plastic | IM-1250 Septic Tank | Infiltrator Systems Inc |
| Septic Tank, Plastic | Norwesco | Norwesco, Inc |
| Septic Tank, Plastic | Manutank | Plasti-Drain Ltee |
| Septic Tank, Plastic | polyethylene septic tanks | Plasti-Drain Ltee |
| Septic Tank, Plastic | Roth MultiTank | Roth Global Plastics, Inc |
| Septic Tank, Plastic | Model TK 750 and Model TK 1250 Plastic Septic Tanks | Snyder Industries, Inc |
| Septic Tank, Plastic | Wedco | Waterfall Distributors Inc |
| Septic Tank, Plastic | Wedco Plastic Septic Tanks | Waterfall Distributors Inc |
| Septic Tank, Plastic | WEDCO WP 5700 | Waterfall Distributors Inc |
| Septic Tank, Plastic | Xactic | Waterfall Distributors Inc |
| Septic Tank, Pump Station | CSI Control | CSI Controls |
| Septic Tank, Pump Station | FPV 100 Filtered Pump Vault | Zabel Environmental Technology |
| Sewage Appliance | Pump John | Pump John Mfg., Inc |
| Sewage Appliance | Sump & Sewage Basins | Topp Industries |
| Swimming Pool Equipment | Chlorinators | Chemicals Group |
| Swimming Pool Equipment | Clearicin | Rolfite Products Inc |
| Swimming Pool Equipment | Model CUIP | Superior Aqua Enterprises |
| Swimming Pool Equipment | Recirculating Gutter Syst | The Miller Anderson Pool Co |
| Tank Riser | 12-RIS | Tuf-Tite Inc |
| Tank Riser | 12x12-RIS | Tuf-Tite Inc |
| Tank Riser | 16-RIS | Tuf-Tite Inc |
| Tank Riser | 16x12-RIS | Tuf-Tite Inc |
| Tank Riser | 20-RIS | Tuf-Tite Inc |
| Tank Riser | 20x12-RIS | Tuf-Tite Inc |
| Tank Riser | 24-RIS | Tuf-Tite Inc |
| Tank Riser | 24x12-RIS | Tuf-Tite Inc |
| Toilet, Composting | Biolet | BIOLET USA, Inc |
| Toilet, Composting | Clivus-Multrum | Clivus-Multrum USA |
| Toilet, Composting | Airflush | Composting Toilet Systems Inc |
| Toilet, Composting | Humus | ECOS Inc |
| Toilet, Composting | Gap Mountain Permaculture Mouldering | Gap Mountain Permaculture |
| Toilet, Composting | Accessible Double-Bin Mouldering Privy | Maine Appalachian Trail Club |
| Toilet, Composting | Mother"s Compost Commode | Mother Earth News |
| Toilet, Composting | Envirolet | SANCOR Industries Ltd. |
| Toilet, Composting | Sun-Mar Centrex and Excel Models | Sun-Mar Corp. |
| Toilet, Composting | Carousel | unknown distributor |
| Toilet, Composting | Mullbank/Ecolet | unknown distributor |
| Toilet, Incinerating | SWD Mark I | Babcock & Wilcox |
| Toilet, Incinerating | Cinderella Incineration Toilet | Cinderella Eco Group |
| Toilet, Incinerating | Crouse | Crouse Corporation |
| Toilet, Incinerating | SepticJohn Models WC5, WC32, WC48, and WC64 | ECOJOHN |
| Toilet, Incinerating | ETS CVF | GATX |
| Toilet, Incinerating | Incinomode | Incinomode Sales Co |
| Toilet, Incinerating | Vacu-Burn | Jered Industries, Inc |
| Toilet, Incinerating | Destroilet | La Mere Industries, Ltd |
| Toilet, Incinerating | Thermox | N-Com Systems Company, Inc |
| Toilet, Incinerating | prototype | Ocean System |
| Toilet, Incinerating | Incinolet | Research Products/Blankenship |
| Toilet, Incinerating | Storburn | Storburn USA Inc |
| Toilet, Incinerating | Thermajon | Tekmar Corporation |
| Toilet, Recirculating | Cycle-Let | Thetford Systems Inc |
| Wastewater Recycling | Equaris | AlsaCAN |
| Water Saving Devices | Water Mizer | Water Mizer |
| Water Treatment | Pool-trol (Chlorination) | Tuf-Tite Inc |
