Cedar and pine are two common options used for many building projects, both of which have a variety of subspecies scattered around the world. Today, America is recognized worldwide as a sustainable source of top quality products. This results in reduced energy usage and contributes towards a higher Green Star building rating. 2. 0000001920 00000 n 1. Structural and Appearance grades can sometimes be combined as well. 0000002940 00000 n Western red cedar will remain dimensionally stable under most weather conditions and is not prone to shrinkage or swelling. SP-37R) Co-published by Western Red Cedar Lumber Association and Western Red Cedar Export Association. Check certification status with suppliers. Historically, western red cedar (also known as western redcedar) was a very important plant for the indigenous or First Nations people who lived in the coastal area. This is an important characteristic since good thermal insulators help keep buildings cool in the summer and reduce heating costs in the winter. Visually, western red cedar is favoured for its rich and inviting colours. 8" x 8" x 20' (240") = $300 each - Qty 1 2" x 12" x 18' (216") = $125 each - Qty 1 - clear grain The trees themselves rarely exceed 8" dia. Their properties are similar to savin juniper. Cedar trees fall under the Cedrus genus and the Pinaceae family, which is the family of trees that is coniferous.. Only a couple of species of Cedrus exist in the world, but they exhibit certain traits that make them very popular. 0000025703 00000 n 8" x 8" x 20' (240") = $300 each - Qty 1 2" x 12" x 18' (216") = $125 each - Qty 1 - clear grain Cedar's low density enhances its insulation value and makes it an easy wood to transport and handle. 2. Review specification options of Western Red Cedar, including lumber and appearance grades, as well as compatible fastener selection. Not listed in CITES. Western provides an impressive range of appearance, structural and industrial wood products destined for both local and international markets. Western Red Cedar’s flame spread rating and smoke developed classification compare well with the ratings of many other species of both softwood and hardwood. Western Red Cedar is ideal for projects that require stability, natural durability and easy to work with, such as: Outdoor landscape elements:decks, planters, fences, screens, garden furniture and sheds; or exterior siding, roof tiles, interior wall and ceiling panelling, doors and windows, and a variety of joinery items. 6% is the average equilibrium moisture content for interiors of heated buildings. Western or Pacific redcedar, giant or western arborvitae, giant cedar, canoe cedar, shinglewood, is an evergreen coniferous tree in the cypress family Cupressaceae, native to Western North America. DENSITY. Cypress is one of the most versatile timbers available for use in exterior applications. Cedar produced by the Western Red Cedar Lumber Association includes specialty end use grades as well as products graded to National Lumber Grading Authority (NLGA) rules. Nails and screws used to fasten Western Red Cedar should Of all available softwood species, cedar tends to be one of the best thermal insulators. Due to its soft properties, Western Red Cedar takes to machining very well, and it both screws and nails with good result. (Special publication, ISSN 0824-2119 ; no. US codes set the maximum smoke developed classification for interior wall and ceiling finishes in most buildings at 450. Sizes of rough and dressed Western Red Cedar are shown in Tables 1 and 2. Includes bibliographical references. 0000002446 00000 n One of the lightest commercial softwoods, the density of Western Red Cedar at oven-dry conditions is approximately 21 pounds per cubic foot with a relative density (specific gravity) of 0.32. 0000002672 00000 n Western Red Cedar is frequently the material of choice for pure Decorative trusses, but should be checked thoroughly if intended for use in Structural applications. Western Red Cedar offers the advantages of natural beauty, design flexibility, exceptional dimensional stability and long term durability. 1. It's stronger than Western red or Eastern white, but you're never going to find any large enough for rafters. FOREST SERVICE . Western or Pacific redcedar, giant or western arborvitae, giant cedar, canoe cedar, shinglewood, is an evergreen coniferous tree in the cypress family Cupressaceae, native to Western North America. Nails and screws used to fasten Western Red Cedar should Cypress is one of the most versatile timbers available for use in exterior applications. Fasteners should be corrosion resistant such as aluminum, hot-dipped galvanized or stainless steel. Western Red Cedar is the largest and most abundant of all cedars in managed forests. Western red cedar. Includes bibliographical references. For many people in the US this is what comes to mind when the word cedar is … Colour: Yellow to a medium brownish colour. Growth, properties and uses of western red cedar (Thuja plicata Donn ex D. Don)/by Josefina S. Gonzalez. When used as exterior cladding, Western Red Cedar keeps buildings cooler in summer, while cutting heating costs in winter. 1. Western Red Cedar has good fastening properties but its natural preservatives have a corrosive effect on some unprotected metals in close contact, causing a black stain on the wood. Battens and Screens Western Red Cedar Beams Full dimension beams. Domestically, both pine and cedar are harvested mainly in the Northwest. In addition to interior and exterior trim, as well as exterior cladding, Western Red Cedar of this grade is also used for cabinetry, doors, windows and similar applications. When a material has good thermal conductivity, it means that it can keep buildings warm in the winter and cool in the summer. Make sure stainless steel fixings are used, however! Western red cedar also delivers impressive acoustic properties. Because of its favorable performance, Western Red Cedar can be used for interior finish in some building applications where other species would not be permitted. Western Red Cedar’s thermal properties include: A … Floor, ceiling and wall assemblies of wood can provide effective economical sound insulation and absorption when properly utilized. It is found as a tree or shrub. trailer <<4ad01420134611da8c53001124daefbc>]>> startxref 0 %%EOF 237 0 obj<>stream It is available in clear or knotty grades with smooth surfaced, combed or rough sawn finishes; kiln dried or unseasoned (green); flat grain and vertical grain. ¬ The cell structure converts the sound energy into heat by friction and viscoelastic resistance. 0000004585 00000 n Customers who choose western red cedar are reducing their material consumption versus other building materials. Historically, native peoples of the Pacific coast prized cedar for its long lasting qualities and used wood and bark from cedar trees for most of their building needs. Western Red Cedar has good fastening properties but its natural preservatives have a corrosive effect on some unprotected metals in close contact, causing a black stain on the wood. Shrinkage does not begin until the fiber saturation point is reached. Mechanical Properties of Clear Straight-Grained Wood 4–26 Natural Characteristics Affecting Mechanical Properties 4–27 Specific Gravity 4–27 ... Cedar, western red 0.055 0.081 0.087 0.086 0.005 Douglas-fir 0.050 0.068 0.064 0.078 0.007 Fir, subalpine 0.039 0.102 0.070 0.058 0.006 These lovely deep green trees give off a fragrance that is just simply inspiring, I’d have to say. Detailed product information is available from the Western Red Cedar Lumber Association. 0000004778 00000 n Very few materials can be reused like this from decommissioned structures, whereas composite materials go straight to landfill. These astounding properties protect the building from the extreme heat and cold. It concerns structural graded timber in vertical uses with mean density upper 0.35 and thickness upper 22 mm. Shrinkage in both the radial and tangential directions is given in Table 3 (in the Product Selection tab). If you don’t care to keep up with the maintenance than red cedar may be a good choice. However, it has a very low shrinkage factor and is superior to all other coniferous woods in its resistance to warping, twisting and checking. Western red cedar. Timber properties of noble fir, Norway spruce, western red cedar and western hemlock grown in Great Britain (PDF, 580.1kB) The softwood processing sector in Great Britain has been built around the use of a very small number of timber-producing species – predominantly Sitka spruce. These properties can vary greatly depending on origin and growth conditions. Environmental. Douglas Fir, Ponderosa Pine, White Fir and Western Red Cedar are the most common single species sold as dimension lumber products. The wonderful properties of CedarWestern Red Cedar is quality, beautiful, durable, versatile, easy to use and maintain. 0000001538 00000 n There are few more versatile building materials than Western Red Cedar which is ideal both for indoor and outdoor uses. It is non-resinous and has a strong spicy scent. Here is an overview of the characteristics that determine the grades of Western Red Cedar: Clear Western Red Cedar. The appealing dark colour, light weight and soft texture makes … 0000002737 00000 n I believe red cedar will cost more than twice as much in Western Mass for a log home. These superior ratings allow for cedar to be used in the interior of a structure without the need for treatment. ��~F�yV�|y��*6���� �%$,�p� #�_Ӽ�>Rf� �NI}�nk���^:fҊM���T�� endstream endobj 235 0 obj<> endobj 236 0 obj<> endobj 238 0 obj<> endobj 239 0 obj[] endobj 240 0 obj<>/Font<>/XObject<>/ProcSet[/PDF/Text/ImageB]/ExtGState<>>> endobj 241 0 obj<> endobj 242 0 obj[/CalRGB<>] endobj 243 0 obj[/Separation/PANTONE#20622#20CVU 242 0 R 249 0 R] endobj 244 0 obj<> endobj 245 0 obj<> endobj 246 0 obj<>stream Wood has a cellular network of minute interlocking pores which converts sound energy into heat by frictional and viscoelastic resistance. 0000005160 00000 n rȋ8��/�Jy American softwoods have the strength […] syn. The results showed that all of the species investigated can produce structural timber, but that western red cedar has the least desirable properties … SP-37R) Co-published by Western Red Cedar Lumber Association and Western Red Cedar Export Association. Span Tables Spans for Western Red Cedar dimension lumber used as joists and rafters in residential and commercial structures are available from the Western Red Cedar Lumber Association, the Canadian Wood Council and the National Association of Home Builders. The cost of logging western hemlock is ordinarily high as com- RESEARCH PAPER FPL 191 . %PDF-1.3 %���� 0000001340 00000 n Cedar trees fall under the Cedrus genus and the Pinaceae family, which is the family of treesthat is coniferous. Western red cedar is a large softwood that grows in British Columbia and some of the nearby western states of the USA including Washington, Oregon, Montana and Idaho. Western Red Cedar is used to manufacture a range of specialty products such as siding, paneling, structural decking and outdoor decking. The conduction of heat in wood is directly related to its density. Its exceptional working properties like natural resistance to termite, rot and decay make it an ideal choice for outdoor applications. Believed available from well-managed sources. Modulus of elasticity also referred to as Tensile Modulus or Young's Modulus. Aromatic Red Cedar glues and finishes well, though in many applications, the wood is left unfinished to preserve its aromatic properties. Click here to request a quote - we offer VERY competitive pricing! They are used in conjunction with flame spread ratings to regulate the use of interior finish materials where the potential to generate smoke or control smoke movement is of major fire safety importance. Odor: Aromatic Red Cedar has a distinct and tell-tale scent: the wood is commonly used in closets and chests to repel moths and other insects. Cedar is a type of coniferous wood, meaning that it is classified as a softwood and its cones/needles remain all year round. The simple cell structure of softwoods’ long, uniformly packed fibers gives them a high strength-to-weight ratio, making them flexible and capable of bearing heavy loads. 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