Grades of Western Red Cedar Bevel Siding

WRCLA Cedar Siding

Clear Grades of Western Red Cedar Bevel Siding

Clear bevel siding is graded for smooth face use with the exception of Rustic which is graded for saw textured use only.

Grade	Description	Grading Rule Paragraph¹
CLEAR VERTICAL GRAIN HEART^*
	This is the highest bevel siding grade. All Clear V.G. Heart grade is sawn vertical grain (edge grain) and is kiln-dried. Pieces have a smooth face of decay-resistant heartwood and are free from growth characteristics that affect appearance or performance. Pieces have excellent dimensional stability and hold finishes exceptionally well. ^*Available solid wood or finger-joined	NLGA 201a WCLIB 106-aa
A CLEAR^*
	This is a fine appearance grade that allows only slightly more growth characteristics than Clear Heart. Pieces are of mixed grain. These mixed grain (vertical and flat) pieces are graded from the surfaced face. Typically sold with a percentage of B grade ^*Available solid wood or finger-joined	NLGA 201b WCLIB 106-a
RUSTIC^*
	Rustic grade bevel siding is recommended for use as sidewall covering where the distinctive charm of a rustic saw textured appearance is desired. This grade allows limited characteristics that do not detract from serviceability. ^*Available solid wood or finger-joined	NLGA 201d WCLIB N/A

Knotty Grades of Western Red Cedar Bevel Siding

Grade	Description	Grading Rule Paragraph¹
SELECT KNOTTY
	Knots and other natural features define the visual character of knotty sidings. In Select Knotty grade, knots are sound and tight. Available rough or dressed, kiln-dried or unseasoned and smooth or saw textured. Some companies may supply this grade with knots glued on the reverse face. sold with Typically a percentage of Quality Knotty grade (NLGA 205b/WCLIB 111-f).	NLGA 205a WCLIB 111-e
ARCHITECT KNOTTY®
	This product is intended to be fully usable with the resawn face exposed to after trimming to fit the stud wall spacing. Contains no open characteristics or through defects.The product allows the use of adhesives on the reverse face to secure knots. Architect Knotty® is particularly well suited for factory priming or finishing. Supplied kiln-dried. ®Architect Knotty is a registered trademark of the WRCLA	Proprietary WRCLA

¹NLGA – National Lumber Grades Authority
WCLIB – West Coast Lumber Inspection Bureau

Siding Products

Cedar Siding

Quotes

For optimum performance, the WRCLA recommends that Western Red Cedar is preprimed or pre-finished prior to job site delivery.
Western Red Cedar produces fewer greenhouse gases, generates less water and air pollution, requires less energy to produce than alternatives and comes from a renewable and sustainable resource.
Western Red Cedar from WRCLA members is independently certified as legal and sustainable.
• Western Red Cedar requires significantly less energy to produce than fibre cement or wood composite materials.
Unlike man-made alternatives, Western Red Cedar is biodegradeable.
Western Red Ce¬dar has the lowest environmental impact when compared with other materials such as brick and fibre cement.
The Western Red Cedar Lumber Association (WRCLA) is non profit association representing Western Red Cedar producers, distributors and retailers throughout North America.
Western Red Cedar is one of the most durable coniferous species and can be counted on to give long and trouble free service under most conditions.
Western Red Cedar is light weight, easily worked and ideal for almost all types of finishes.
Western Red Cedar has centuries of proven performance which cannot be said of new man made products.
The Life Cycle Assessment (LCA) of Western Red Cedar siding and decking shows it has the lowest overall environmental impact when compared with brick, vinyl and fibre cement siding.
Western Red Cedar is free of pitch and resin which makes it an excellent base for protective coatings.
Western Red Cedar has 400 times better insulation (R) value than steel, 2000 times that of aluminum, 8 times that of concrete.

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