|
ZHN3125
3% Uncovered NRC Rating: 0.70 3mm hole dia 12.5mm centers on straight rows |
|
ZHN6125
11% Uncovered NRC Rating: 0.75 6mm hole dia 12.5mm centers on straight rows |
|
ZHN8125
20% Uncovered NRC Rating: 0.80 8mm hole dia 12.5mm centers on straight rows |
|
ZHS320
3% Uncovered NRC: 0.70 3mm hole dia 20mm centers on staggered rows |
|
ZHS620
14% Uncovered NRC: 0.80 6mm hole dia 20mm centers on staggered rows |
|
ZHS820
24% Uncovered NRC: 0.80 8mm hole dia 20mm centers on staggered rows |
