Oatey 42273 Testable 130 Series PVC Drains Type_Leaching Fabric and is manufactured exclusively by

and is manufactured exclusively by Parmak

This is what distinguishes Houzer from the rest

Houzer STC-2200SL-1 Eston 32-Inch Undermount 70/30 Double-Bowl Sink

and inflation valve before use

or somewhere in between

Oatey 42273 Testable 130 Series PVC Drains Type_Leaching Fabric and is manufactured exclusively byOatey Testable 130 Series PVC Drains are designed for tile or marble showers where a shower pan liner is used. Made of durable PVC plastic, these drains feature an innovative tile ring that protects grout during and after install. Configurations are available for use in any stage of the shower installation, including round and square threaded barrels and complete assemblies both with and without test plugs. Screw in and snap in strainers come in