Installation Manual - CertainTeed

CertainTeed WeatherBoards Fiber Cement Siding Installation Manual
Coverage Chart
This chart indicates the number of pieces of WeatherBoards Fiber Cement siding you will need.
It does not include waste, and all numbers have been rounded up.
LAPS SHAPES PANELS
5-1/4" 6-1/4" 7-1/4" 8-1/4" 9-1/4" 12"
8-1/4”
Perfection
Shingles
Random
Sq. Edge
12"
Random
Sq. Edge 16",
Random Sq.
Staggered Edge,
Half-Rounds
& Octagons 4' x 8' 4' x 9' 4' x 10'
Overlap 1.25 1.25 1.25 1.25 1.25 1.25 1.25 7.00 9.00 — — —
Exposure 4.00 5.00 6.00 7.00 8.00 10.75 7.00 5.00 7.00 — — —
Squares*
1 25 20 17 15 13 10 15 60 43 4 3 3
2 50 40 34 29 25 19 29 120 86 7 6 5
3 75 60 50 43 38 28 43 180 129 10 9 8
4 100 80 67 58 50 38 58 240 172 13 12 10
5 125 100 84 72 63 47 72 300 215 16 14 13
6 150 120 100 86 75 56 86 360 258 19 17 15
7 175 140 117 100 88 66 100 420 300 22 20 18
8 200 160 134 115 100 75 115 480 343 25 23 20
9 225 180 150 129 113 84 129 540 386 29 25 23
10 250 200 167 143 125 93 43 600 429 32 28 25
11 275 220 184 158 138 103 158 660 472 35 31 28
12 300 240 200 172 150 112 172 720 515 38 34 30
13 325 260 217 186 163 121 186 780 558 41 37 33
14 350 280 234 200 175 131 200 840 600 44 39 35
15 375 300 250 215 188 140 215 900 643 47 42 38
16 400 320 267 229 200 149 229 960 686 50 45 40
17 425 340 284 243 213 159 243 1,020 729 54 48 43
18 450 360 300 258 225 168 258 1,080 772 57 50 45
19 475 380 317 272 238 177 272 1,140 815 60 53 48
20 500 400 334 286 250 186 286 1,200 858 63 56 50
21 525 420 350 300 263 196 300 1,260 900 66 59 53
22 550 440 367 315 275 205 315 1,320 943 69 62 55
23 575 460 384 329 288 214 329 1,380 986 72 64 58
24 600 480 400 343 300 224 343 1,440 1,029 75 67 60
25 625 500 417 358 313 233 358 1,500 1,072 79 70 63
* 1SQ = 100 ft²
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