Installations made goof proof.
Engineered tools that take the guesswork out of building a perfectly pitched, watertight shower — the first time. Trusted by contractors, builders, and serious DIYers for nearly four decades.
USA
Proudly made here
Why Goof Proof
Get the slope right, every single time
Born on the jobsite. Our tools replace guesswork and screeding by feel with repeatable, engineered results — cutting cost, time, and costly callbacks.
01
Perfect Pitch
Pre-set slope ribs deliver a code-compliant 1/4″ per foot with zero math.
02
Faster Builds
Snap-together systems shave hours off every shower pan and curb.
03
No Callbacks
Consistent drainage means no ponding, no leaks, no return trips.
04
Pro or Novice
Illustrated instructions and video in every kit — anyone can nail it.
The System
A tool for every step
The System
Pre-Pitch™
Modular sloping system that builds a flawless pre-slope under the liner — the foundation of a leak-free shower.
The System
Quick-Pitch®
Radial sticks set a perfect final slope over the membrane in minutes. The fast, foolproof finish.
Kirb-Perfect®
Straight, square curbs — fast
StringA-Level™
Set & check slope by string
Niches
Recessed shower storage
All-in-One Kits
Everything for one shower
Spotlight · Pre-Pitch™
The pre-slope, solved in three steps
No more packing mud by feel and hoping it drains. Pre-Pitch sets a guaranteed slope to the drain before the liner ever goes in.
Set the center ring
Drop the universal ring around the drain — your slope's high-to-low anchor.
Snap in the sticks
Pre-pitched ribs radiate to the walls, locking in a true 1/4"-per-foot fall.
Snap in the sticks
Pre-pitched ribs radiate to the walls, locking in a true 1/4"-per-foot fall.
For the trade
Contractors & installers
Standardize your crews on tools that deliver the same perfect result on every job. Faster pans, square curbs, zero callbacks.
For the homeowner
Confident DIYers
Every kit ships with illustrated instructions and video. Build a pro-quality shower the first time — no tile experience required.
Resources
Everything you need to get it right
Install Videos
Step-by-step walkthroughs for every system.
Illustrated Instructions
Printed in every kit and downloadable as PDF.
Estimator Worksheets
Figure tools and cement for any shower size.
Find a dealer or stay in the loop
Modular sloping system that builds a flawless pre-slope under the liner — the foundation of a leak-free shower.