方形定风量调节阀规格齐全，标准产品规格按BXH尺寸划分为阀体材料、镀锌钢板或不锈钢可选。
技术参数：
| BXH(mm) | 风量(m3/h) | 所设流量的误差(±%) | BXH(mm) | 风量(m3/h) | 所设流量的误差(±%) | BXH(mm) | 风量(m3/h) | 所设流量的误差(±%) |
| 200x100 | 162-774 | 13-5 | 300x200 | 450-2232 | 13-5 | 500x300 | 1098-5526 | 13-5 |
| 300x100 | 234-1152 | 13-5 | 400x200 | 594-2970 | 13-5 | 600x300 | 1332-6660 | 13-5 |
| 400x100 | 306-1530 |
|
500x200 | 738-3726 | 13-5 | 500x400 | 1476-7344 | 13-5 |
| 500x100 | 378-1926 | 13-5 | 600x200 | 900-4500 | 13-5 | 600x400 | 1764-8820 | 13-5 |
| 600x100 | 468-2340 | 13-5 | 300x300 | 666-3312 | 13-5 | 600x500 | 2196-10980 | 13-5 |
| 200x200 | 306-1494 | 13-5 | 400x300 | 882-4428 | 13-5 | 300x150 | 378-1512 | 13-5 |
| 400x400 | 1512-6048 | 13-5 | 500x500 | 2160-8640 | 13-5 | 600x600 | 3024-12096 | 13-5 |