Tuf Tite

Tuf-Tite® products available from Environment Technology include septic tank riser systems, distribution boxes and effluent filter, are lightweight and exceptionally strong and have been designed for easy installation.

tuf tite effluent filters
Effluent Filters: Residential & Commercial
tuf tite distribution boxes
Distribution Boxes: 4,7,and 9 ports
tuf tite risers
Risers: 150mm high, 280mm, 405mm dia.
tuf tite riser system
Riser System

Please email us to request an order sheet with prices.


Tuf-Tite® EF-4 Combo Residential Series Effluent Filter with Polylok Reducer

The EF-4 series filters remove solids down to 1.5 mm and greatly extends the life of the septic system. The EF-4 Combo includes the 100 mm standard length 355 mm rise T-Baffle™, the EF-4 Filter, and the B4035 bushing for reducing the outlet to 100 mm DWV pipe. The Filter and the T-Baffle are NSF Standard 46 rated. The filter is rated at 800 GPD. Comes with Polylok reducer to accept 110 mm pipe.

Tuf-Tite® EF-6 Commercial Series Effluent Filter with Polylok Reducer

The EF-6 series filter removes solids down to 1.5 mm and greatly extends the life of the septic system. The EF-6 Combo includes the standard length (355 mm rise) Sanitary T-Baffle™, the EF-6 Filter, and the B4035 bushing for reducing the outlet to 100 mm DWV pipe. The Solids Deflector is moulded in. The Sanitary T-Baffle™ may also be used as an Inlet and Outlet Tee. The Filter and the T-Baffle are NSF Standard 46 rated. The filter is rated at 1,500 GPD. Comes with Polylok reducer to accept 110 mm pipe.
Tuf Tite Distribution Box 4 holes with lid seals plugs
Tuf-Tite® Distribution Box – 4 Ports
H390 x W280 x L280 mm

The 4-port distribution box comes complete with a lid and your choice of 5 fittings*.- Injection moulded HDPE – exceptionally strong- Non-corrosive in a septic environment
– Patented snap-in pipe seals simplify installation
– Easy to level
– Stackable HDPE Risers available, extend to GL in 150 mm increments

More Information on Tuf-Tite 4 Port Distribution Box >>

* S-35 Yellow Seals / S-85 Orange Plugs. Please specify number of each when ordering. S-40 Blue Seals shown in product image are unavailable as they are not compatible with NZ pipe sizing.


Tuf-Tite® 7-Port Distribution Box
H370 x W405 x L405 mm

The 7-port distribution box comes complete with a lid and your choice of 9 fittings*.- Injection moulded HDPE – exceptionally strong
– Non-corrosive in a septic environment
– Patented snap-in pipe seals simplify installation
– Easy to level
– Stackable HDPE risers available, extends to ground level in 150 mm increments

More Information on Tuf-Tite 7 Port Distribution Box >>

*S-35 Yellow Seals / S-85 Orange Plugs. Please specify number of each when ordering. S-40 Blue Seals shown in product image are unavailable as they are not compatible with NZ pipe sizing.


Tuf-Tite® 9-Port Distribution Box 9HD2
H380 x W380 x L560 mm

Often used in association with AES wastewater treatment systems, the 9-port distribution box comes complete with a lid and your choice of 11 fittings*. – Fits with Tuf-Tite® 300 mm Diameter Riser System to extend the top of the box to grade

More Information on Tuf-Tite 9 Port Distribution Box >>

* S-35 Yellow Seals / S-85 Orange Plugs. Please specify number of each when ordering. S-40 Blue Seals shown in product image are unavailable as they are not compatible with NZ pipe sizing.


Tuf-Tite® Riser for 4 port Distribution Box. H175 x W280 x L280 mm

For use with Tuf-Tite Distribution Box– 4 Ports. Stackable HDPE risers extend to grade in 150 mm increments. Risers interlock firmly. Accepts 280 mm x 280 mm lids and grates.

More Information on Riser for Tuf-Tite 4 Port Distribution Box >>


Tuf-Tite® Riser for 7 port Distribution Box. H175 x W405 x L405 mm

For use with Tuf-Tite® Distribution Box– 7 Ports. Stackable HDPE risers extend to grade in 150 mm increments. Risers interlock firmly. Accepts 405 mm x 405 mm lids and grates.

More Information on Riser for Tuf-Tite 7 Port Distribution Box >>

Tuf Tite Riser SystemTuf-Tite® Riser Systems

The riser systems come in 300, 400 and 600 mm diameters and are stackable in 150 mm and 300 mm to easily extend the septic tank to ground level.

Domed Lid
Domed riser lid with moulded-in gasket, for use with Tuf-Tite Septic Tank Riser System. Available in 300, 400 & 600 mm diameters. Lid attaches with 6 vertical stainless steel screws (included).

150 mm High Riser
Stackable in 150 mm increments. Available in 300, 400 & 600 mm diameters.

300 mm High Riser
For use with septic tanks. Stackable in 300 mm increments. Available in 300, 400 & 600 mm diameters.

Concrete Tank Adapter Ring
Mount riser flush when casting is not an option. Available in 400 & 600 mm diameters.

Solid Riser Base
For use with the Tuf-Tite® Riser System. Make your own pump station, contact chamber or external filter basin. Available in 600 mm diameter.


Tuf-Tite® S-35 Yellow Seal

Polyethylene seal for watertight connection between pipe and Tuf-Tite® distribution box.
Used for sewer and drain- SDR 35
– ASTM 3034
– Thin Wall
– 1500 lb crush

Tuf-Tite® S-85 Universal Plug for Drain Sumps and Distribution Boxes

Use as S‐85 plug to seal unused ports OR modify the S‐85 Seal to use as a pipe seal.

Tuf-Tite® Speed Levelers™ SL-4 – For 100 mm PVC pipes

Simply press the Levelers into the pipe ends. They fit water-tight. No tools are necessary.- One size fits all 100 mm PVC pipe.- Notched gripper teeth for non-slip hand adjustments.- Reverse pliable wiper. Compresses for watertight fit in pipes.
– Tough corrosion resistant polyethylene throughout.
– Rigid face plate. Makes hand adjustments easier.
– 50 mm Flo-Hole. Allows free flow of effluent.
– Inner Guide Ring. To set water elevation when aligning Levelers.

Tuf-Tite® 45 mm Stainless Steel Screws – Square Drive

For use with Tuf-Tite® riser system.

Tuf-Tite® LIDLOKTM

For use with Tuf-Tite® risers and lids. Locks lid in place to prevent theft or accidental entry to septic system. Can be used with cotter and clevis pin (included) or fitted with a padlock (not included).