Document 9Jyjb88VaR5p1pwL8nxzaw0we

no CHAPTER 9 1960 Guide- Table 4 .... Conductivities (t), Conductances (C) ond Resistances (R) of Building and Insulating Materials {Continued) {Design Values)* Material Description Density (lb per Cu ft) Conductivity or Conductor** tesnfoocs^ m G) G)w (C| Per bids thickness For fhidenet* feted Boa an Boars and Slabs Loose Fill ROOF INSULATION MASONRY MATERIALS CONCBSTES MASONRY UNITS Glass fiber............................................................................... Wood or cane fiber Acoustical tile5..........................................................in. Acoustical tile*.................................................. X ia. Interior finish (plank, tile, lath)...................................... Interior finish (plank, tile, lath).......................... W in. Roof deck slab Approx.................................... .................................1H `nApprox..........................................................................2 in. Approx........................... ............................................3 in. Sheathing (impreg. or coated).............................................. Sheathing (impreg. or coated)..................................X in. Sheathing (impreg. or coated)..............................2>$a in. 9.5 __ 15.0 15.0 _ -- -- 20.0 20.0 20.0 __ 0.35 __ -- -- 0.38 -- Cellular riRM ................. .. Corkboard (without added binder)..................................... Hog hair (with asphalt binder)............................................ Plastic (foamed)........................................................... Wood shredded (cemented in preformed slabs).............. 9.0 6.5-8.0 8.5 1.62 22.0 0.40 0.27 0.33 0.29 0.55 Macerated oaoer or duId products..... Mineral wool (glass, slag, or rock)................................... Sawdust or shavings.................................................. Vermiculite (expanded).............................. Wood fiber: redwood, hemlock, or fir.................................. 2.5-3.5 2.0-5.0 8.0-15.0 7.0 2.0-3.5 0.28 0.30 0.45 0.48 0.30 All types* Preformed, for use above deck Approx........................................................................ia. Approx.................................................................. ,.,.i in. Approx....... .. ............................................................ in. Approx..........................................................................2 in. Approx..................................................................... 2X in. Approx..........................................................................3 in. -- -- -- -- __ -- -- __ -- Cement mortar.......................................................... Gypsum-fiber concrete 87X% gypsum, 12M% wood chips Iagntweight aggregates including expanded shale, clay or elate; expanded slags; cinders; pumice; perlite; vermiculite; also cellular concretes Sand and gravel or stone aggregate (oven dried)............ Sand and gravel or stone aggregate (not dried).. ......... Stucco................................................... 116 51 120 100 80 60 40 30 20 140 140 116 1.66 6.2 3.6 2.5 1.7 1.15 0.90 0.70 9.0 12.0 5.0 Brick, common....................................... Brick, face............................................................................. Clay tile, hollow: X cell deep..-............................................................... 3 in 1 cell deep................................................................... 4 in. 2 cells deep................................................................. 6 in 2 cells deep...................................................... 8 in 2 cells deep................................................................10 in. 3 cells deep................................................................12 in. Concrete blocks, three oval core: Sand and grave! aggregate..................................... 4 in. ......................................... 8 in. Cinder aggregate............... ..................................... 3 in. ........................................................4 in. ........................................................8 in. Gypsum partition tile: 3 x 12 x 30 in. solid............................................. 3 x 12 x 30 in. 4-ceU............................................... 4 x 12 x 30 in. 3-eell........................................... 120 130 -- __ -- -- -- _ -- -- -- -- -- __ __ -- 9.0 __ __ _ -- __ _ -- __ -- -- -- _ __ ~ 0.84 0.56 0.70 0.24 0.18 0.12 0.76 0.49 _ __ __ __ -- _ __ __ __ -- 0.72 0.36 0.24. 0.19 0.15 0.12 __ -- __ -- -- __ 1.25 0.90 0.66 0.54 0,45 0.40 1.40 0.90 0.78 1.16 0.90 0.58 0.53 0.79 0.74 0.60 __ 2.86 __ _. 2.63 __ -- 3.70 3.00 3.45 1.82 3.57 3.33 2.22 3.33 __ __ __ __ -- 0.60 0.19 0.28 0.40 0.59 0.86 1.11 1.43 0.11 0.08 0.20 __ __ __ __ __ -- __ -- -- -- ,, __ -- 1.43 4.17 5.56 8.33 1.32 2.06 _ __ __ __ -- __ _ __ __ -- 1.39 2.78 4.17 5.26 6.67 8.33 -- -- -- __ -- _ 0.80 1.11 1.52 1.85 2.22 2.50 0.71 1.11 1.28 0.86 1.11 1.72 1.89 1.26 1.35 1.67 Heat Transmission Coefficients of Building Materials in Table 4 .... Conductivities (lr), Conductances (C), and Resistances (R) of Building and Insulating Materials (Concluded) (Design VaJbes}* Dontity (lb per Cu ft) Conductivity or Caodwctento Xeastaoae* (X) for (0 G)feted MASONRY UNITS (Continued) Lightweight aggregate (expanded shale, day, ( 3 in slate or slag; pumice)........................................ < | (12 in Stone, lime or sand........................................................ 0.79 0.67 0-50 0.44 1.27 1.50 2.00 2.27 METALS PLASTERING MATERIALS SIDING MATERIALS (On Flat Surface) (See Chapter 5, Table 1) Cement plaster, sand aggregate... Sand aggregate.............................. Sand aggregate.............................. Gypsum plaster: Lightweight aggregate................. Lightweight aggregate................. Lightweight agg. on metal Lath. Perlite aggregate........................... Sand aggregate.............................. Sand aggregate.............................. Sand aggregate.............................. Sand aggregate on metal lath... Sand aggregate on wood lath___ Vermiculate aggregate................. .Asbestos-cement shingles.. Asphalt roll roofing........... Asphalt shingles................. Built-up roofing.................. Slate...................................... Sheet metal......................... Wood shingles..................... Shingles Wood, 16-in. 7X-in. exposure................ Wood, double, 16-in., 12-in. exposure.. Wood, plus iosul. baoker board.......... Siding Asbestos-cement, X in., lapped........... Asphalt roll siding................................... Asphalt insulating siding (H in. bd.).. Wood, drop, 1 x 8 in.......................... Wood, bevel, Xx8 in., lapped............. Wood, bevel, X x IQ m,, lapped........... Wood, plywood, X in., lapped.............. Structural glass............................................ Maple, oak, and similar hardwoods.. Fir, pine, and similar softwoods....... M in X n -H n X in X m Xm X in X in 45 45 45 105 105 105 -X *n M `n 70 70 in. 45 32 0.10 0.15 0.32 2.67 0.39 2.13 0.47 1.5 0-67 6.6 0.18 11.10 0.09 9.10 0.11 7.70 0.13 2.50 0.40 2.27 3.00 20.00 Negl 0.21 0.15 0.44 0.33 0.05 0.94 1.15 0.84 0.71 0.87 1.19 1.40 1.10 0.80 4.76 6.50 0.69 1.27 1.23 0.95 1.59 10.00 0.91 1.25 0.21 0.15 1.45 0.79 0.81 1.05 0.59 0.10 * Repreaect&tiw value* lor dry materials at 75 F neu temperature, selected by the ASHAE Technical Advisory Committee oa Insulation, Thwy are intended aa drs'cn {not spedficatioa) value* for materials of building ocasteuctioa ia sensei w. For conductivity of e particular product, the user may tin the value supplied by mnuiacturer or cecum the result* of iinbinnori tt*a * Airspace resatanee value* shown he* *re for apses*(asad both side*with ttdioary osarvjtscriw materials (< * O.HOaad B -- 0X2) And as ditko*: Winter--50 F moan temperature and SO deg temperature difference, 8ummer--80 F mean temperature and W deg temperature air cp*ce with heat flow downward which based oa 20 deg temperature difference. ed on following eonexcept for boriaoatal -4 See also Iosalatmg Materials, Board. * Include* paper and facing if any. In earns where the issotataos form a boundary (highly reflective or otherwise) of aa air apace, refer to Table t. Sections B and C, to obtain the insulating value of the airapace for the appropriate effect)re emaaivityand temperature condition* of tbe apace. f Insulating values of acoustical t3e vary depending on density of the board and oo the type, site, and depth of the perforation*. Aa average conductivity t value ia 0.4X * The U. S- Department of Commerce, SimpUfitd Proctic* Rotommoniatim /or Tkermel Conductones Factor! for Preformed Abes* fed Roof hwnJntion, No. S 257-54, recognise* tbe specification of roof insulation on the baaia of the C valiw* abowa. Roof itssulatiou i* made in thiekoeose* to meet these values. Thereto*, thick ness supplied by different manufacturers may vary Aptw>iwg on the conductivity k valtsa of tbe particular material. k Resistance value* are the reciprocate of C before rounding C off to two pieces.