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Case Study

Superseal Air Leakage Tests


Independent tests undertaken by BSRIA showed Superseal brush strip to be up to 99% effective in blocking air leakage. The tests measured the sealing efficiency of Superseal brush strip across various gap sizes at static pressures ranging from 10 Pa up to 100 Pa.

Superseal AF fitted to a 15 mm opening

S25AFS3015
Static pressure
Pa
Open slot airflow
m3/hr
Brush strip leakage
m3/hr
10 125 1.02
20 171 2.22
30 208 2.96
40 238 3.92
50 265 5.12
60 290 6.03
70 314 6.71
80 334 7.45
90 354 7.96
100 370 8.81

Superseal BF fitted to a 20 mm opening

S25BFS3020
Static pressure
Pa
Open slot airflow
m3/hr
Brush strip leakage
m3/hr
10 181 0.63
20 245 1.42
30 303 1.99
40 344 2.5
50 385 3.24
60 422 3.81
70 453 3.92
80 483 4.78
90 512 5.46
100 539 6.14

Superseal CF fitted to a 25 mm opening

S25CFS3025
Static pressure
Pa
Open slot airflow
m3/hr
Brush strip leakage
m3/hr
10 249 0.91
20 337 1.59
30 407 2.1
40 469 2.73
50 523 3.3
60 573 3.98
70 613 4.6
80 655 5.4
90 691 5.91
100 728 6.77

Superseal DF fitted to a 50 mm opening

S25DFS3049
Static pressure
Pa
Open slot airflow
m3/hr
Brush strip leakage
m3/hr
10 510 10.97
20 716 18.77
30 869 26.34
40 993 32.98
50 1109 39.85
60 1215 46.55
70 1306 52.96
80 1394 59.19
90 1474 65.66
100 1552 72.52

Superseal GF fitted to a 100 mm opening

S25GFS3102
Static pressure
Pa
Open slot airflow
m3/hr
Brush strip leakage
m3/hr
10 1107 30.5
20 1534 83.9
30 1873 149.2
40 2153 221.1
50 2402 302.9
60 2640 389.5
70 2844 482.9
80 3033 569.7
90 3220 664.8
100 3388 765.1

Superseal HF fitted to a 150 mm opening

S25HFS3213
Static pressure
Pa
Open slot airflow
m3/hr
Brush strip leakage
m3/hr
10 34508 346
20 48163 527
30 58450 670
40 67623 798
50 75509 908
60 82793 1015
70 89001 1111
80 95756 1211
90 101207 1300
100 106105 1396

Tests carried out generally in accordance with BS7386:1997 Clause 10.
Airflow measurement tests were in accordance with ISO 5801

For further information on Superseal brush strip, simply get in touch and we’ll be happy to help.

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