Screen Guide / October 27, 2026

How Can You Tell What Screen Mesh Is on Your Pool Cage?

Learn how to identify an existing pool-cage screen by records, product information and mesh count—and why appearance alone may not reveal the exact material.

The most reliable way to identify pool-cage screen is to find the original proposal, invoice, product label or warranty document. Those records may name the manufacturer, product line, mesh count, color and installation date. Looking at installed screen can narrow the possibilities, but appearance alone usually cannot prove the exact brand or material.

Check invoices and warranty records first

Start with the paperwork before measuring anything. Search the closing file, contractor emails, invoices and warranty packet for a product name rather than a vague phrase such as “premium screen.” If the enclosure was rescreened in sections, note that the roof, walls, doors or lower panels may not all use the same material.

Understand what mesh count actually tells you

Mesh count describes the weave, not the complete product. Phifer explains that numbers such as 18×14 or 20×20 indicate the number of yarns or wires woven in the vertical and horizontal directions within one square inch. Two products with a similar count can still differ in fiber, coating, diameter, strength, color, visibility and approved application.

Measure an accessible wall panel safely

A simple one-inch template can help estimate mesh count on an accessible wall panel. Phifer’s screening FAQ recommends placing a one-inch square next to the screen and counting the openings horizontally and vertically. Work only from a safe ground-level position, use good lighting and repeat the count in more than one spot. Do not climb the enclosure to measure a roof panel.

Do not identify screen by color alone

Color is a useful note but not a product identification. Charcoal, black and silver-gray screen can look different with sun, reflections, residue and age. A newer repair panel may also appear darker or clearer than older screen even when the nominal color is similar, so photographs should be used as context rather than proof of an exact match.

Avoid destructive material tests

Do not rely on touch, a phone photograph or a small magnet to decide whether screen is fiberglass, aluminum or vinyl-coated polyester. Installed products can feel and look similar, and weathering changes them. Avoid destructive tests, cutting an intact panel or applying heat. Ask a screen professional to compare a safe sample only when the identification affects the written scope.

Look for manufacturer evidence before installation

Manufacturer clues are strongest before installation. Phifer says its fiberglass rolls use brown paper packaging and identifying selvage yarns near the roll edge. Those markers may be trimmed away during installation, so a homeowner should ask to see product packaging or a label before new material is installed rather than expecting a finished panel to retain proof of brand.

Treat spline as a separate specification

Spline size does not identify the screen by itself. The groove, material thickness and product instructions all affect spline selection. Phifer advises measuring the frame groove and notes that some thicker specialty products may require a smaller spline than standard screening. Record the spline specified for the new work, but do not use it as the only basis for naming the old mesh.

Document what is known for the estimate

For a repair estimate, provide a wide photo of the enclosure, a close photo of the damaged accessible panel, the approximate mesh count, color, panel location and any documents you found. State clearly when the exact product is unknown. The contractor can then explain whether a visually similar panel is practical or whether aging and mixed materials make a broader rescreen more consistent.

Create a better record for the new screen

Before installation begins, put the exact replacement product in writing. Keep the manufacturer, product line, color, mesh count, panel locations, spline information and warranty documents with the final invoice. That record is the easiest way to answer the same identification question years later.