{"product_id":"4x6-utility-3-green-s4s-fir-dimensional-lumber","title":"4\" x 6\" Utility\/#3 Grade Green S4S Fir Dimensional Lumber","description":"\u003cstyle\u003e\n.pb-wrap{--pb-line:#e1e3e5;--pb-head:#f6f6f7;max-width:100%}\n.pb-wrap .pb-intro{margin-bottom:20px}\n.pb-acc{border:1px solid var(--pb-line);border-radius:8px;margin:0 0 8px;overflow:hidden}\n.pb-acc\u003esummary{cursor:pointer;padding:14px 16px;font-weight:600;line-height:1.35;\n list-style:none;display:flex;justify-content:space-between;align-items:center;gap:12px}\n.pb-acc\u003esummary::-webkit-details-marker{display:none}\n.pb-acc\u003esummary::marker{content:\"\"}\n.pb-acc\u003esummary::after{content:\"+\";font-size:22px;font-weight:400;line-height:1;flex:0 0 auto}\n.pb-acc[open]\u003esummary::after{content:\"\\2212\"}\n.pb-acc[open]\u003esummary{border-bottom:1px solid var(--pb-line);background:var(--pb-head)}\n.pb-acc\u003esummary:hover{background:var(--pb-head)}\n.pb-acc .pb-body{padding:16px}\n.pb-acc .pb-body\u003e:first-child{margin-top:0}\n.pb-acc .pb-body\u003e:last-child{margin-bottom:0}\n.pb-q{border:0;border-bottom:1px solid var(--pb-line);border-radius:0;margin:0}\n.pb-q:last-child{border-bottom:0}\n.pb-q\u003esummary{padding:12px 0;font-weight:600}\n.pb-q[open]\u003esummary{background:transparent;border-bottom:0}\n.pb-q\u003esummary:hover{background:transparent;text-decoration:underline}\n.pb-q .pb-body{padding:0 0 12px}\n.pb-scroll{overflow-x:auto;-webkit-overflow-scrolling:touch}\n.pb-table{width:100%;border-collapse:collapse;font-size:14px;min-width:380px}\n.pb-table th,.pb-table td{border:1px solid var(--pb-line);padding:8px 10px;\n text-align:left;vertical-align:top}\n.pb-table thead th{background:var(--pb-head)}\n.pb-table caption{caption-side:top;text-align:left;font-weight:600;padding:0 0 8px}\n.pb-note{font-size:13px;opacity:.75;margin-top:16px}\n.pb-wrap a{color:#3b82f6}\n.pb-wrap a:hover{color:#2563eb}\n\u003c\/style\u003e\n\u003cdiv class=\"pb-wrap\"\u003e\n\u003ch2\u003e4\" x 6\" Utility\/#3 Grade Green S4S Fir Dimensional Lumber\u003c\/h2\u003e\n\u003cdiv class=\"pb-intro\"\u003e\n\u003cp\u003eThis is a 4x6 in #3\/Utility grade fir, sold green and surfaced smooth on all four sides (S4S). It is an economy heavy-section stock in 6, 8, 10 and 12 ft lengths, used for concrete forming, bracing, blocking and general-purpose work.\u003c\/p\u003e\n\u003cp\u003e#3\/Utility is an economy grade, not a structural framing grade, and it is sold green. It is graded on usefulness and low cost rather than strength or appearance, and it still holds moisture, so it shrinks and can twist or check as it dries.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdetails class=\"pb-acc\"\u003e\n\u003csummary\u003eFeatures and Common Uses\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cul\u003e\n\u003cli\u003e#3\/Utility grade fir, an economy grade that keeps the cost of 4x6 stock down\u003c\/li\u003e\n\u003cli\u003eGreen, with a moisture content above 19%, so it is soft to cut and nail\u003c\/li\u003e\n\u003cli\u003eSurfaced smooth on all four sides (S4S) for square edges and consistent faces\u003c\/li\u003e\n\u003cli\u003eFour lengths, 6, 8, 10 and 12 ft, so you cut less on the job\u003c\/li\u003e\n\u003cli\u003eNot pressure treated, so keep it out of ground contact for permanent work\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eCommonly used for:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eConcrete form walers, strongbacks and shoring\u003c\/li\u003e\n\u003cli\u003eJob-site bracing, blocking and temporary supports\u003c\/li\u003e\n\u003cli\u003eCribbing, dunnage and skids\u003c\/li\u003e\n\u003cli\u003ePallet, crate and equipment framing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pb-acc\"\u003e\n\u003csummary\u003eSpecifications\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cdiv class=\"pb-scroll\"\u003e\n\u003ctable class=\"pb-table\"\u003e\n\u003ccaption\u003eProduct Specifications\u003c\/caption\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eProduct\u003c\/th\u003e\n\u003ctd\u003e4x6 #3\/Utility Fir, Green, S4S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSpecies\u003c\/th\u003e\n\u003ctd\u003eFir\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eGrade\u003c\/th\u003e\n\u003ctd\u003e#3\/Utility\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eNominal size\u003c\/th\u003e\n\u003ctd\u003e4 in. x 6 in.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eActual size, green\u003c\/th\u003e\n\u003ctd\u003eAbout 3-9\/16 in. x 5-5\/8 in., shrinking toward 3-1\/2 in. x 5-1\/2 in. as it dries\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eAvailable lengths\u003c\/th\u003e\n\u003ctd\u003e6, 8, 10 and 12 ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eMoisture content\u003c\/th\u003e\n\u003ctd\u003eGreen, above 19%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003eSurfacing\u003c\/th\u003e\n\u003ctd\u003eS4S, surfaced on four sides\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\"\u003ePressure treated\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"pb-note\"\u003eGrade, species and moisture marks are stamped on each piece and are the governing record for what you receive. Under western lumber grading, Utility is a Light Framing grade for sizes up to 4x4, while a 4x6 falls in Structural Joists and Planks, where No. 3 is the lowest grade. Green lumber changes size as it dries, so confirm the dimensions you need at the counter before you order. Source: \u003ca href=\"https:\/\/wwpa.org\/western-lumber\/structural-lumber\/dimensional-lumber\" rel=\"noopener\" target=\"_blank\"\u003eWWPA: Dimensional lumber grades\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pb-acc\"\u003e\n\u003csummary\u003eFrequently Asked Questions\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cdetails class=\"pb-acc pb-q\"\u003e\n\u003csummary\u003eCan I use #3\/Utility grade for beams or posts?\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cp\u003eNot for structural or load-bearing beams and posts unless your building inspector or engineer accepts it. #3 is the lowest grade in this size, below #2. Use a #2 and better 4x6 for deck, porch and carport members, and keep #3\/Utility for forming, bracing and blocking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pb-acc pb-q\"\u003e\n\u003csummary\u003eWhat does green lumber mean?\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cp\u003eGreen means the piece has not been kiln dried and holds moisture above 19%. It is easy to cut and nail, but it shrinks as it dries and can twist, cup or check.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pb-acc pb-q\"\u003e\n\u003csummary\u003eWhat is the actual size of a 4x6?\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cp\u003eGreen 4x6 stock is surfaced a little larger than dry stock, at about 3-9\/16 in. x 5-5\/8 in., and it settles toward 3-1\/2 in. x 5-1\/2 in. as it dries. Contact us if a specific dimension matters.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pb-acc pb-q\"\u003e\n\u003csummary\u003eWhat does S4S mean?\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cp\u003eS4S means surfaced on four sides. All four faces are planed smooth, so the piece has square, consistent edges and no rough-sawn surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003cdetails class=\"pb-acc pb-q\"\u003e\n\u003csummary\u003eCan I bury it in the ground?\u003c\/summary\u003e\n\u003cdiv class=\"pb-body\"\u003e\n\u003cp\u003eNo. It is not pressure treated, so it will rot in ground contact or constant wet. Choose pressure treated lumber for buried posts and outdoor structures.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Griff","offers":[{"title":"6 ft","offer_id":67972326064447,"sku":"04063FG406","price":6.0,"currency_code":"CAD","in_stock":false},{"title":"8 ft","offer_id":67972326097215,"sku":"04063FG408","price":8.86,"currency_code":"CAD","in_stock":false},{"title":"10 ft","offer_id":67972326129983,"sku":"04063FG410","price":14.5,"currency_code":"CAD","in_stock":false},{"title":"12 ft","offer_id":67972326162751,"sku":"04063FG412","price":17.4,"currency_code":"CAD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0685\/4901\/7919\/files\/Image_18.jpg?v=1793987101","url":"https:\/\/griffbuildingsupplies.com\/products\/4x6-utility-3-green-s4s-fir-dimensional-lumber","provider":"Griff Building Supplies","version":"1.0","type":"link"}