Glossary

Many decorative or architectural patterns are identified by a pattern name. This characteristic identifies a specific decorative or architectural pattern.

The McNichols number that specifies a particular size and configuration of a Architectural product.

A characteristic of McNichols products, % Open Area is the percentage of free space in an product that contains openings. For example, the % Open Area of perforated metal is the measurement of the free space created by the Holes in the sheet.

Sheet or coil products with holes punched through them to create a specified pattern.

Sheet or coil products with holes punched through them to create a specified pattern.

Hot rolled steel that is acid pickled to remove mill oxide, improving surface appearance, uniformity and finishing qualities including paint adhesion.

Identifies whether a handrail component is made to fit a pipe specification or a tube specification.

Grating products with a variety of different walking surfaces produced by forming a sheet into a plank or through an extrusion process.

Treads for stairs made from plank grating products.

A thermosetting liquid polymer that is hardened by exposure to heat.

A chain molecule composed of many identical groups, commonly found in plastics.

These fittings are meant to be set in cement to receive a railing post.

Grating products constructed with a series of pultruded fiberglass load bearing bars attached together in a specified pattern by fiberglass cross bars.

Treads for stairs made from Pultruded fiberglass grating products.

Some Extruded Plank Grating products have a surface that is punched with holes. This characteristic identifies the size of the punched hole for these items.

Some Extruded Plank Grating products have a surface that is punched with holes. This characteristic identifies the shape of punched hole for these items - diamond, rectangular, round or oval. 

Some plank gratings, typically walkway product, may be ordered with pre-punched holes in the side channel to accommodate bolt on splice grates. These splice plates secure adjacent walkway plans end to end.