Press articles

Here you will find interesting articles about our products, innovations, research projects or solutions in the field of water technology. Our articles are at your disposal for free publication. We would be pleased to receive a specimen copy.

Small rain big time - New filter principle has proven its worth

Rainwater filter systems with a self-cleaning effect have been on the market since the early 1990s.

PURAIN Rainwater filter – clean rainwater with minimum maintenance expenditure

The filter technology has long been a major weakness of rain water harvesting systems.

This website uses cookies. Those have two functions: On the one hand they are providing basic functionality for this website. On the other hand they allow us to improve our content for you by saving and analyzing anonymized user data. You can redraw your consent to using these cookies at any time. Find more information regarding cookies on our Data Protection Declaration and regarding us on the Imprint.

With the help of these cookies we strive to improve our offer for our users. By means of anonymized data of website users we can optimize the user flow. This enables us to improve ads and website content.

Name	Purpose	Lifetime	Type	Provider
_gat	Used to throttle request rate.	1 day	HTML	Google
_gcl_au	Used by Google AdSense to experiment with advertisement efficiency.	3 months	HTML	Google
_gat_UA-15426553-1	missing translation: trackingobject._gat_UA-15426553-1.desc	2 years	HTML	Google
_gid	Used to distinguish users.	1 day	HTML	Google
AMP_TOKEN	Contains a token that can be used to retrieve a Client ID from AMP Client ID service. Other possible values indicate opt-out, request in progress or an error retrieving a Client ID from AMP Client ID service.	1 year	HTML	Google
_dc_gtm_--property-id--	Used by DoubleClick (Google Tag Manager) to help identify the visitors by either age, gender or interests.	2 years	HTML	Google
_ga	Used to distinguish users.	2 years	HTML	Google
xs	missing translation: trackingobject.xs.desc	1 year	HTML	facebook
_fbp	Stores the unique visitor ID.	28 days	HTML	facebook
facebookPixel	If JavaScript is not enabled, this pixel initiates a connection to facebook.	none	Pixel	facebook
YouTube	Is used to connect to YouTube and to display videos.	none	Connection	YouTube

With the help of these cookies we strive to improve our offer for our users. By means of providing video content or other useful content like maps to enhance the user experience.

Name	Purpose	Lifetime	Type	Provider
YouTube	Is used to connect to YouTube and to display videos.	none	Connection	YouTube

These cookies are needed for a smooth operation of our website.

Name	Purpose	Lifetime	Type	Provider
CookieConsent	Saves your consent to using cookies.	1 year	HTML	Website

Commercial

Domestic

Further information

Infiltration

Attenuation

Further information

Main products

Further products

Downloads

INTEWA headquarters

Further information

Press articles

Small rain big time - New filter principle has proven its worth

PURAIN Rainwater filter – clean rainwater with minimum maintenance expenditure

Service & Contact

Applications

Products