Hệ thống thông gió cho heo được quản lý tốt cần có cửa hút gió cho heo, cho dù đó là cửa hút gió trên trần, cửa hút âm tường hay đường ống dẫn. Double L cung cấp một loạt các cửa hút gió trên trần cho heo để phù hợp với nhu cầu của bạn.
U.S. PATENT NO. 11,131,478
Part 90302P
Option 1 Rough Opening: 28″ x 28″ for filter box
Option 2 Rough Opening: 29.75″ x 28.875″
Inlet OD: 32″x 33″
Approx. 4,144 cfm @ 0.10 SP
BESS Labs Test #18564
ACTUATED ONLY
U.S. PATENT NO. 11,131,478
U.S. PATENT NO. 11,131,478
Part 90301 (Winched)
Rough Opening: 44″ x 24.75″
Inlet OD: 46″ x 27.25″
CFM: 4,628 cfm @ 0.10 SP
BESS Labs Test #19572
ACTUATED ONLY
BẰNG SÁNG CHẾ HOA KỲ SỐ 10,638,719
Part 90560 – CSW4612 Black
Rough Opening: 46.5″ x 12.5″
Approx. 2,413 cfm @ .1 SP
Inlet OD: 48″ x 14.875″
BESS Labs #19259
45 inlets / pallet, 3 inlets / box
U.S PATENT 10,638,719
Part 90569
Approx. 2,549 cfm @ 0.1 SP
Inlet OD: 49.5625″ x 11.1875″
BESS Labs #19258
Framed Opening: 46.5″ x 8.5″
8 inlets/ box
ACTUATED Part No. 90840
CFM: 2,490 @ 0.05 SP
Bess Labs Test #05181
Rough Opening: 29” x 24.5”
Inlet OD: 30.50” x 27.00”
GRAVITY Part No. 90841
CFM: 2,135 @ 0.05 SP
Bess Labs Test #05097
Rough Opening: 29” x 24.5”
Inlet OD: 30.50” x 27.00”
Made In Canada
Part 90827 (Winched)
Part 90825 (Counterweighted)
CFM: 1,028 @ 0.05 SP
CFM: 1,143 @ 0.10 SP
BESS Labs Test #05095
Rough Opening: 21.5” x 18.5”
Inlet OD: 24” x 21”
Made In Canada
ACTUATED Part No. 90810
GRAVITY Part No. 90809
CFM: 1,359 @ 0.10 SP
BESS Labs Test #19571
Rough Opening: 23” x 14”
Inlet OD: 25.75” x 17.50”
Part 90814 (Winched)
Part 90813 (Counterweighted)
Rough Opening 34″ x 18.5″
Inlet OD: 36.50″ x 21.50″
CFM: 2,688 @ 0.10 SP
Part 90837 (Winched)
Part 90836 (Counterweighted)
Inlet OD: 31″ x 31″
27.5″ x 27.5″ rough opening
Approx. 2,490 cfm @ .05 sp
Made In Canada
Part No. 90635
CFM: 1,817 @ 0.10 SP
CFM: 2,089 @ 0.125 SP
BESS Labs Test #08146
Rough Opening: 22.5” x 22.5”
Inlet OD: 27.25″ x 27.25″
GRAVITY ONLY
2 INLETS PER BOX
Part 90671
Rough Opening: 23.75″ x 23.75″
Inlet OD: 27.25″ x 27.25″
2,050 cfm @ .10 sp
2,518 cfm @ .15 sp
BESS Labs Test #14006
Made In Canada
Part 90678
Rough Opening: 23.75″ x 23.75″
Inlet OD: 27.25″ x 27.25″
1,659 cfm @ .10 SP
BESS Labs Test #14005
Inlet OD: 27.25″ x 27.25″
48 inlets / pallet, 4 inlets / box
MADE IN CANADA
Part 90640
22.5″ x 22.5″ rough opening
CFM:1,812 @ 0.10 SP
CFM:1,812 @ 0.125 SP
BESS Labs Test #02118
2 inlets per box / 48 inlets per pallet