A well-managed swine ventilation system requires hog wall air inlets. Double L offers an array of swine wall air inlets to fit your pig needs.
PATENT PENDING
Actuated Wall Inlet For Retrofit or New Construction
Comes in 4 to 6ft lengths with height customizable
– R3 Value
– Transparent panel
– Ridged Construction
PATENT NO. 6,475,078
Part 90519CH
43.75″ x 12.5″ rough opening
CFM: 2,408 @ 0.125 SP
BESS Labs Test #05291
BIL3000 REPLACEMENT INLET
PATENT NO. 6,475,078
Part 90540CH
29.75″ x 23.5″ rough opening
CFM: 3,165 @ 0.125 SP
BESS Labs Test #19573
BIL4000 REPLACEMENT INLET
PATENT NO. 6,475,078
Part 90521CH
43.75″ x 23.5″ rough opening
CFM: 4,844 @ 0.125 SP
BESS Labs Test #06135
PATENT NO. 6,475,078
Part 90522CH
43.75″ x 39.5″ rough opening
Part 90499
22.25″ x 5.5″ rough opening
Approx. 490 cfm @ .125 SP
Ship Weight: 1.6 lbs
Imported
Part 90812
14″ x 22″ rough opening
Approx. 1,000 cfm @ .05 SP
Ship Weight: 15 lbs
Made in Canada
Part 90824
14″ x 45.5″ rough opening
Approx. 2,000 cfm @ .05 SP
Ship Weight: 28 lbs
Made in Canada