Roof Insulation
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Foam III Thickness and Long Term Thermal Resistance (LTTR) Polyisocyanurate Insulation

Polyisocyanurate Roof Insulation Panels for Hot Applications

HCFC Free "Green"Roof Insulation: Polyisocyanurate core integrally laminated to heavy coated- glass felt facers

 

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THICKNESS
LTTR-VALUE
RSI
METAL
DECK FLUTE SPANABILITY
IN
MM
IN
MM

1.0
1.1
1.2
1.3
1.4

25.40
27.94
30.48
30.02
35.56
6.0
6.6
7.2
7.8
8.4
1.06
1.16
1.27
1.37
1.48
2 5/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
66.675
111.125
111.125
111.125
111.125
1.5
1.6
1.7
1.8
1.9
38.10
40.64
43.18
45.72
48.26
9.0
9.6
10.3
10.9
11.5
1.58
1.69
1.81
1.92
2.02
4 3/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
111.125
111.125
111.125
111.125
111.125
2.0
2.1
2.2
2.3
2.4
51.80
53.34
55.88
58.42
60.96
12.1
12.8
13.4
14.0
14.7
2.13
2.25
2.36
2.46
2.59
4 3/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
111.125
111.125
111.125
111.125
111.125
2.5
2.6
2.7
2.8
2.9
63.50
66.04
68.58
71.12
73.66
15.3
15.9
16.6
17.2
17.9

2.69
2.80
2.92
3.03
3.15

4 3/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
111.125
111.125
111.125
111.125
111.125

3.0
3.1
3.2
3.3
3.4

76.20
78.74
81.28
83.82
86.36
18.5
19.1
19.8
20.4
21.1
3.26
3.36
3.48
3.59
3.71
4 3/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
111.125
111.125
111.125
111.125
111.125
3.5
3.6
3.7
3.8
3.9
4.0
88.90
91.44
93.98
96.52
99.06
101.60
21.7
22.4
23.0
23.7
24.3
25.0
3.82
3.94
4.05
4.17
4.28
4.40
4 3/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
4 3/8"
111.125
111.125
111.125
111.125
111.125
111.125

*Long-term thermal resistance values were determined in accordance with CAN/ULC-S770. All test samples were third-party selected and tested by an accredited material testing laboratory.