COVERAGE CHART FOR VENTILATED ATTIC  -  PNEUMATIC APPLICATION

IMPERIAL SYSTEM

METRIC SYSTEM

"R"
Factor

As
Applied
(inch)

Settled
(inch)

Lbs / Ft.²

Bags per
1000Ft.²
Minimum

"RSI"
Factor

As
Applied
(mm)

Settled
(mm)

Kg. / m²

m² per
bag
11,3 Kg.

Bags per
100m²
Minimum

R-12

(3.5)

3.2

0.43

57.78

17.3

RSI-2,1

(92)

83

2,09

5,41

18,5

R-13

(4.0)

3.5

0.47

52.73

19.0

RSI-2,3

(101)

91

2,32

4,9

20,4

R-19

(5.7)

5.2

0.69

36.23

27.6

RSI-3,4

(151)

134

3,43

3,30

30,3

R-20

(5.9)

5.4

0.72

34.52

29.0

RSI-3,5

(155)

139

3,55

3,20

31,3

R-22

(6.8)

6.0

0.81

30.98

32.3

RSI-3,9

(173)

154

3,94

2,87

34,8

R-30

(8.9)

8.1

1.08

23.15

43.2

RSI-5,3

(235)

210

5,35

2,11

47,4

R-32

(9.5)

8.6

1.15

21.74

46.3

RSI-5,6

(249)

222

5,67

2,00

50,0

R-38

(11.7)

10.4

1.39

18.03

55.5

RSI-6,7

(297)

265

6,77

1,67

59,9

R-40

(11.9)

10.8

1.44

17.30

57.8

RSI-7,0

(310)

277

7,09

1,60

62,5

R-49

(14.3)

13.3

1.77

14.12

70.8

RSI-8,6

(381)

340

7,69

1,30

76,9

R-50

(14.9)

13.5

1.80

13.89

71.9

RSI-8,8

(390)

348

8,91

1,27

78,7

R-60

(17.8)

16.2

2.16

11.58

86.4

RSI-10,8

(472)

428

10,94

1,03

97,0