30 PSI Regulator for Automatic Water Fill Kit by Blue Thumb feed-cl0- waterfall lights You can order and add

You can order and add it now or at a later time

The assembly includes one 9 inch self-cleaning diffuser disc made of heavy duty EPDM rubber for long lasting durability and efficient operation

Water treated with Hydrothol 191 Granular should not be used for irrigation or human and animal consumption for 7 to 25 days depending on the application rate

a simple and inexpensive renew kit can help to bring your Aerator to peak performance

Will not break like pegged BioBalls

30 PSI Regulator for Automatic Water Fill Kit by Blue Thumb feed-cl0- waterfall lights You can order and addFor use with Automatic Water Fill Kit when psi is greater than 30.