Skip to main content

The Soakaway strainer or Infiltration sieve is an important component when the residual water is to be infiltrated into an underground infiltration system. It is designed to collect and retain debris to keep the infiltration system functioning . The sieve width is 3.0 mm, which ensures that particles larger than this size are retained while the water is directed into the infiltration trench. The collected dirt must be removed regularily

0 of 0 reviews

Average rating of 0 out of 5 stars

Leave a review!

Share your experiences with other customers.


The payment is uncomplicated in our store! You can find detailed info about payment and shipping here. We offer the following payment methods:

Pay online PayPal BLIK iDEAL Multibanco OXXO Trustly Prepayment

Worldwide shipping

FREE SHIPPING WITHIN GERMANY FOR ORDERS OVER €50.

Once your order has been placed, you will receive a confirmation email informing you that our shipping team has received your order. Once your order has been processed, you will receive an email notification with your tracking information. Shipping costs will not be refunded in the event of a return. We ship with:

Parcel shipping Pallet delivery Delivery by forwarding agent Delivery by WISY AG

Overview infiltration sieve

The infiltration sieve is additionally inserted into the vortex fine filter if the residual water is not to be led to the canal but to an infiltration system. It catches the dirt and thus keeps the infiltration system functional.

Infiltration sieve
WFF 150

Vortex fine filter and infiltration sieve

Special case:
For WFF 150 vortex fine filters that were delivered with WISY cistern as functional equipment or with a WISY complete system, please select the infiltration sieve for the WFF 100 vortex fine filter.

further accessories

WFF 100 Stainless steel filter insert, WISY WE 0305
Blind insert for FS, STFS, RS, GRS and WFF
Blind insert for FS, STFS, RS, GRS and WFF
Variants from €29.75*
€116.62*
WFF 100 and WFF 150 lifting handle, WISY WA 0301 WFF 300 Lifting handle, WISY WA 0305

related filters

Tip
Vortex Fine Filter WFF 100 Vortex Fine Filter WFF 100
Vortex Fine Filter WFF 100
Variants from €374.85*
€392.70*
Tip
Filter collector FS Downpipe filter, WISY filter principle
Filter collector FS
Variants from €199.92*
€271.32*
Standpipe filter collector STFS, rainwater filter for civil engineering and architects, WISY Standpipe filter collector STFS Installation example transverse, WISY
Tip
Vortex fine filter WFF 150 with extension tube Vortex fine filter WFF 150 with extension tube
Vortex fine filter WFF 150 with extension tube
Variants from €546.21*
€593.81*

Article number

Infiltration sieve WFF 100 VS 0304
Infiltration sieve WFF 150 VS 0301
Infiltration sieve WFF 300 VS 0310