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Cellular PVC Trim & Moulding

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Glossary of terms

PVC:
Polyvinyl chloride, a type of durable plastic resin used to manufacture vinyl building products.

Cellular Vinyl:
An extruded PVC profile with a solid outer skin and strong, durable cellular core.

VI-GUARD®:
A patented finish that does not require painting and is guaranteed for 10 years against UV discoloration.

Embossing:
Wood grain pattern rolled or formed into the facing of an extruded vinyl building material.

Expansion and contraction:
Construction material expanding when heated or contracting when cooled, along with exterior temperature fluctuations.

Fastener:
A generic term referring to nails, screws, bolts and metal hardware.

Light Reflecting Value (LRV):
A measure of the amount of light that is reflected off a surface. As a rule, the higher the LRV, the lighter the colour.

Scarf Joint:
Method of joining two members end to end. Builders favor it because it yields a barely visible glue line.

Die:
A device of stainless steel used to shape vinyl building products.

Extruder:
A machine that converts raw PVC compound to molten plastic and forces it through a die.

Weathering:
Discoloration, disintegration, wear or other adverse effects resulting from prolonged exposure to the outdoor elements.