Johnny tubs

Field-tested advice directly from Zen-Tek founder John Venuti and team.

porcelain tub preparation

How to Clean & Prepare Porcelain Tubs, Tile and Sinks Before Reglazing: Professional Refinisher’s Guide

July 15, 2025
Professional guide to cleaning, acid etching, and priming porcelain tubs, tile, and sinks for flawless bathroom refinishing with Zen-Tek products.