These are the weights of typical actual products; the weights of other actual products of the same type may vary. |
Roofing Material |
Pounds per Square Foot (lb/ft2) |
Pounds per Square (100 Sq. Ft.) |
Kilograms per Square Meter (kg/m2) |
Source |
Asphalt Shingles "3-Tab" or "Strip" |
1.95 lbs |
195 lbs |
9.52 kg |
CertainTeed |
Asphalt Shingles "Architectural", "Dimensional", or "Laminate" |
3.05 lbs |
305 lbs |
14.89 kg |
CertainTeed |
Asphalt Shingles "Luxury" |
4.25 lbs |
425 lbs |
20.75 kg |
CertainTeed |
Built-up Roof Membrane 3-Ply, Gravel-Surfaced |
6 lbs |
600 lbs |
29.3 kg |
Owens Corning Roofing and Asphalt; GAF |
Built-up Roof Membrane 3-Ply, Smooth-Surfaced |
2.33 lbs |
233 lbs |
11.38 kg |
Owens Corning Roofing and Asphalt; GAF |
Built-up Roof Membrane 4-Ply, Gravel-Surfaced |
6.3 lbs |
630 lbs |
30.76 kg |
Owens Corning Roofing and Asphalt; GAF |
Built-up Roof Membrane 4-Ply, Smooth-Surfaced |
2.58 lbs |
258 lbs |
12.60 kg |
Owens Corning Roofing and Asphalt; GAF |
Clay Tile Roofing |
6 - 15 lbs |
600 - 1500 lbs |
29 - 74 kg |
Ludowici Roof Tiles |
Concrete Tile Roofing |
6 - 11 lbs |
600 -1100 lbs |
29.29 - 53.71 kg |
Boral USA; Entegra Roof Tile |
Copper Panel Roofing 16 oz. Copper, Flat Seam |
1.1 lbs |
110 lbs |
5.37 kg |
Revere Copper Products |
EPDM Roof Membrane 60-mil, Ballasted (Membrane and Stone Ballast Only) |
10.75 - 20 lbs |
1075 - 2000 lbs |
52.5 - 97.65 kg |
Firestone Building Products |
EPDM Roof Membrane 60-mil, Fully-Adhered (Membrane Only) |
0.47 lbs |
47 lbs |
2.29 kg |
Firestone Building Products |
EPDM Roof Membrane 90-mil, Fully-Adhered (Membrane Only) |
0.56 lbs |
56 lbs |
2.73 kg |
Firestone Building Products |
Gypsum Roof Board 1/2-Inch Thick |
2.0 lbs |
200 lbs |
9.8 kg |
Georgia Pacific Gypsum |
Ice and Water Shield Self-Adhering |
0.29 lbs |
29 lbs |
1.42 kg |
GCP Applied Technologies |
Modified Bitumen 2-Ply Membrane |
2.0 lbs |
200 lbs |
9.8 kg |
Siplast |
OSB Roof Sheathing 7/16-Inch Thick Approximate Weight |
1.4 lbs |
140 lbs |
6.84 kg |
APA - The Engineered Wood Association |
Perlite Board Insulation/Cover Board Per Inch of Thickness |
0.94 lbs |
94 lbs |
4.59 kg |
Johns Manville |
Plywood Roof Sheathing 15/32-Inch Thick Approximate Weight |
1.4 lbs |
140 lbs |
6.84 kg |
APA - The Engineered Wood Association |
Polyisocyanurate Insulation Board Per Inch of Thickness |
0.216 lbs |
21.6 lbs |
1.05 kg |
Siplast |
Polystyrene (EPS) Insulation Board Per Inch of Thickness |
0.105 lbs |
10.5 lbs |
0.51 kg |
Siplast |
Polystyrene (XPS) Insulation Board Per Inch of Thickness |
0.148 lbs |
14.8 lbs |
0.72 kg |
Siplast |
PVC Roof Membrane 60-mil, Fully-Adhered (Membrane Only) |
0.40 lbs |
40 lbs |
1.95 kg |
Carlisle SynTec |
PVC Roof Membrane 80-mil, Fully-Adhered (Membrane Only) |
0.55 lbs |
55 lbs |
2.69 kg |
Carlisle SynTec |
Roofing Felt (Underlayment) Asphalt Impregnated, #15 |
0.07 - 0.13 lbs |
7 - 13 lbs |
0.34 - 0.63 kg |
US Department of Energy |
Roofing Felt (Underlayment) Asphalt Impregnated, #30 |
0.16 - 0.27 lbs |
16 - 27 lbs |
0.78 - 1.32 kg |
Atlas Roofing Corporation |
Slate Roofing 3/16-Inch Slates |
7 lbs |
700 lbs |
34.18 kg |
Slate Roofs, National Slate Association, 1926 |
Slate Roofing 1/4-Inch Slates |
10 lbs |
1000 lbs |
48.82 kg |
Slate Roofs, National Slate Association, 1926 |
Slate Roofing 3/8-Inch Slates |
15 lbs |
1500 lbs |
73.24 kg |
Slate Roofs, National Slate Association, 1926 |
Slate Roofing 1/2-Inch Slates |
20 lbs |
2000 lbs |
97.65 kg |
Slate Roofs, National Slate Association, 1926 |
Slate Roofing 3/4-Inch Slates |
30 lbs |
3000 lbs |
146.47 kg |
Slate Roofs, National Slate Association, 1926 |
Spray Polyurethane Foam Closed Cell Per Inch of Thickness |
0.25 lbs |
25 lbs |
1.22 kg |
Henry Company |
Standing Seam Metal 0.032" Aluminum Panel Width: 12 Inches |
0.692 lbs |
69.2 lbs |
3.38 kg |
Fabral Metal Wall and Roof Systems |
Standing Seam Metal 16 oz. Copper Panel Width: 12 Inches |
1.25 lbs |
125 lbs |
6.10 kg |
Copper Roofings: A Manual, Copper and Brass Research Association, 1925 |
Standing Seam Metal 24-Gauge Steel Panel Width: 12 Inches |
1.49 lbs |
149 lbs |
7.27 kg |
AEP-Span |
Steel Roof Panels 26-Gauge Corrugated |
1.13 lbs |
113 lbs |
5.52 kg |
Industrial Metal Supply Company |
Steel Roof Deck 18-Gauge Corrugated |
2.9 lbs |
290 lbs |
14.16 kg |
Western States Metal Roofing |
Steel Roof Deck 20-Gauge Corrugated |
2.3 lbs |
230 lbs |
11.23 kg |
Western States Metal Roofing |
Steel Roof Deck 22-Gauge Corrugated |
1.9 lbs |
190 lbs |
9.28 kg |
Western States Metal Roofing |
Stone-Coated Steel Roof Tiles 26-Gauge |
1.5 lbs |
150 lbs |
7.32 kg |
DECRA Roofing Systems |
Thatch (Approximate Typical Weight) |
7 lbs |
700 lbs |
34.18 lbs |
Thatch Advice Centre |
TPO Roof Membrane 60-mil Fully-Adhered (Membrane Only) |
0.29 lbs |
29 lbs |
1.4 kg |
Carlisle SynTec |
TPO Roof Membrane 80-mil Fully-Adhered (Membrane Only) |
0.40 lbs |
40 lbs |
1.95 kg |
Carlisle SynTec |
Wood Fiberboard Insulation/Cover Board High-Density Per Inch of Thickness |
1.375 lbs |
137.5 lbs |
6.71 kg |
Blue Ridge Fiberboard, Inc. |
Wood Shingles Western Red Cedar 16-Inch Shingles Installed Weight When Dry |
1.99 lbs |
199 lbs |
9.7 kg |
BC Shake & Shingle Association |
Wood Shingles Western Red Cedar 16-Inch Shingles Installed Weight When Wet |
3.2 lbs |
320 lbs |
15.62 kg |
BC Shake & Shingle Association |
Wood Shingles Western Red Cedar 24-Inch Shingles Installed Weight When Dry |
4.26 lbs |
426 lbs |
20.8 kg |
BC Shake & Shingle Association |
Wood Shingles Western Red Cedar 24-Inch Shingles Installed Weight When Wet |
6.4 lbs |
640 lbs |
31.25 lbs |
BC Shake & Shingle Association |
Zinc Roof Panels Thickness: 0.031 Inches |
1.43 lbs |
143 lbs |
7 kg |
elZinc America |