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Common glass shower install mistakes

Bad measure, cheap seals, and DIY installs — what to avoid to prevent leaks and door play.

Professional measure and install of a shower enclosure

Mistake #1 — sizing by eye or with one tape without floor slope and wall bow. Glass doesn’t bend: channel and seals can hide play only so far. Result: gaps, a crooked door, or constant seepage at the wall.

Mistake #2 — cheap hardware under a heavy panel. Hinges and connectors must match thickness and weight; sliding rollers must match open cycles. Weak hardware means play, squeaks, and edge damage risk.

Mistake #3 — install without checking drain and joints. Perfect glass won’t save a drain above floor level or sealant on dusty tile. Before handoff, water-test and inspect every vertical and bottom joint.

Mistake #4 — DIY from a video without tempered-glass experience. Panels are heavy, edges hate point impacts, and hardware holes are already set. Wrong assembly order ruins seals and geometry.

Mistake #5 — ignoring warranty and service. Experienced crews know typical details, carry spare seals, and know when you need a threshold vs a magnetic joint. At DUSH PRO, measure and install are part of turnkey work — so the enclosure lasts years, not until the first leak upstairs.