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Plenums & Filter Boxes | Surplus Network

Custom Return air plenum, for filter grill 20 x 25" and 14" collar.
USA
Custom Return air plenum, for filter...

$241.50 USD

Custom Return air plenum, for filter...

$241.50 USD

Return air plenum for filter 25x16x1" and round 12" collar , hvac duct
USA
Return air plenum for filter 25x16x1"...

$186.36 USD

Return air plenum for filter 25x16x1"...

$186.36 USD

HVAC.Sheet metal. Return air filter rack plenum,fit filter 20"x 20"x 4"
USA
HVAC.Sheet metal. Return air filter...

$195.89 USD

HVAC.Sheet metal. Return air filter...

$195.89 USD

Custom plenum,for filter 18x24x1" , and round 14" collar ,
USA
Custom plenum,for filter 18x24x1" ,...

$195.89 USD

Custom plenum,for filter 18x24x1" ,...

$195.89 USD

HVAC.Return air filter rack plenum,collar 16" diameter,fit filter 20"x 20"x 4"
USA
HVAC.Return air filter rack...

$205.28 USD

HVAC.Return air filter rack...

$205.28 USD

Custom Air filter rack plenum,for filter 20x16x1",and 4 round collars 6"diameter
USA
Custom Air filter rack plenum,for...

$205.28 USD

Custom Air filter rack plenum,for...

$205.28 USD

Plenum , 3/4" hem flange on one 20"x20" end , Bend to the inside
USA
Plenum , 3/4" hem flange on one...

$205.28 USD

Plenum , 3/4" hem flange on one...

$205.28 USD

HVAC.Return air filter rack plenum,collar 14" diameter,fit filter 20"x 20"x 4"
USA
HVAC.Return air filter rack...

$205.28 USD

HVAC.Return air filter rack...

$205.28 USD

Return air plenum, 20 x 20" ***( not for filter)*** and round 18" collar,HVAC .
USA
Return air plenum, 20 x 20" ***( not...

$159.60 USD

Return air plenum, 20 x 20" ***( not...

$159.60 USD

Return air filter rack plenum,for filter 25x20x1" , and round collar , HVAC
USA
Return air filter rack plenum,for...

$200.34 USD

Return air filter rack plenum,for...

$200.34 USD

Return air filter rack plenum,for filter 24x20x1" , and round collar , HVAC
USA
Return air filter rack plenum,for...

$200.34 USD

Return air filter rack plenum,for...

$200.34 USD

Return air filter plenum, for filter 20x20x1" , and round 18" collar , hvac duct
USA
Return air filter plenum, for filter...

$178.50 USD

Return air filter plenum, for filter...

$178.50 USD

Return air filter plenum, 14x20 with end cap, and round 10" collar , hvac duct
USA
Return air filter plenum, 14x20 with...

$170.16 USD

Return air filter plenum, 14x20 with...

$170.16 USD

Return air filter plenum, 14x20 with end cap, and round 12" collar , hvac duct
USA
Return air filter plenum, 14x20 with...

$170.16 USD

Return air filter plenum, 14x20 with...

$170.16 USD

HVAC.Return air filter rack plenum 16 x 25 x 8",fit filter 16"x25"x4"
USA
HVAC.Return air filter rack plenum 16...

$198.11 USD

HVAC.Return air filter rack plenum 16...

$198.11 USD

Custom return air plenum, 14x20***( not for filter)***, and round 14" collar
USA
Custom return air plenum, 14x20***(...

$156.26 USD

Custom return air plenum, 14x20***(...

$156.26 USD

Return air plenum, 20 x 20" ***( not for filter)***,and round 12" collar,HVAC
USA
Return air plenum, 20 x 20" ***( not...

$156.26 USD

Return air plenum, 20 x 20" ***( not...

$156.26 USD

return air plenum, 16x25***( not for filter)***, and round 12" collar,hvac
USA
return air plenum, 16x25***( not...

$156.26 USD

return air plenum, 16x25***( not...

$156.26 USD

Custom Return air plenum, for filter grill 20 x 30" and 18" collar.
USA
Custom Return air plenum, for filter...

$262.50 USD

Custom Return air plenum, for filter...

$262.50 USD

Return Air Filter Rack Plenum, 16 x 20 x 1" filter, duct work, hvac, sheet metal
USA
Return Air Filter Rack Plenum, 16 x...

$156.67 USD

Return Air Filter Rack Plenum, 16 x...

$156.67 USD

TRANE BAYSUPFLGCA DUCT FLANGE KIT FOR CABINET C 203666
USA
TRANE BAYSUPFLGCA DUCT FLANGE KIT FOR...

$17.00 USD

TRANE BAYSUPFLGCA DUCT FLANGE KIT FOR...

$17.00 USD

TRANE BAYSUPFLGAA SUPPLY DUCT FLANGE KIT FOR AIR HANDLERS 203665
USA
TRANE BAYSUPFLGAA SUPPLY DUCT FLANGE...

$17.00 USD

TRANE BAYSUPFLGAA SUPPLY DUCT FLANGE...

$17.00 USD

Return Air Filter Rack Plenum, for filter 25 x 20 x 1" , duct work, hvac
USA
Return Air Filter Rack Plenum, for...

$183.65 USD

Return Air Filter Rack Plenum, for...

$183.65 USD

return air plenum, 16x20 ***( not for filter)*** and round 16" collar, hvac
USA
return air plenum, 16x20 ***( not...

$155.82 USD

return air plenum, 16x20 ***( not...

$155.82 USD

Return air plenum, 16 x 20" ***( not for filter)*** and round 14" collar,HVAC .
USA
Return air plenum, 16 x 20" ***( not...

$155.82 USD

Return air plenum, 16 x 20" ***( not...

$155.82 USD

Return air plenum, 16 x 20" ***( not for filter)*** and round 12" collar,HVAC .
USA
Return air plenum, 16 x 20" ***( not...

$155.82 USD

Return air plenum, 16 x 20" ***( not...

$155.82 USD

Custom .Return air plenum, 25 x 20 x 5" ***( not for filter)*** 14" collar
USA
Custom .Return air plenum, 25 x 20 x...

$217.35 USD

Custom .Return air plenum, 25 x 20 x...

$217.35 USD

150k NEW STYLE Hydronic hanging heater, w/CORD, VARIABLE SPEED AND RHEOSTAT!
USA
150k NEW STYLE Hydronic hanging...

$492.00 USD

150k NEW STYLE Hydronic hanging...

$492.00 USD

Return Air Package 25" x 10" 811 With Filter Rack 16.5" x 25" Galvanized Steel
USA
Return Air Package 25" x 10" 811 With...

$319.00 USD

Return Air Package 25" x 10" 811 With...

$319.00 USD

Return air filter plenum, for filter 24x16x1" and round 14" collar , hvac duct
USA
Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, 16x20 with end cap, and round 14" collar , hvac duct
USA
Return air filter plenum, 16x20 with...

$172.87 USD

Return air filter plenum, 16x20 with...

$172.87 USD

return air filter rack plenum, 16x24 with end cap, and round 14" collar , hvac
USA
return air filter rack plenum, 16x24...

$172.87 USD

return air filter rack plenum, 16x24...

$172.87 USD

Filter rack plenum,return air for filter 20x20x1" , and round 12" collar, hvac
USA
Filter rack plenum,return air for...

$172.87 USD

Filter rack plenum,return air for...

$172.87 USD

Return air plenum for filter 25x16x1" and round 14" collar , hvac duct
USA
Return air plenum for filter 25x16x1"...

$172.87 USD

Return air plenum for filter 25x16x1"...

$172.87 USD

Return air filter plenum, for filter 25x16x1" and round 14" collar , hvac duct
USA
Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, for filter 24x16x1" and round 12" collar , hvac duct
USA
Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, 16x24 with end cap, and round 12" collar , hvac duct
USA
Return air filter plenum, 16x24 with...

$172.87 USD

Return air filter plenum, 16x24 with...

$172.87 USD

Return air filter plenum, for filter 20x20x1" , and round 14" collar , hvac duct
USA
Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, for filter...

$172.87 USD

Return air filter plenum, 16x20 with end cap, and round 12" collar , hvac duct
USA
Return air filter plenum, 16x20 with...

$172.87 USD

Return air filter plenum, 16x20 with...

$172.87 USD

Filter rack plenum,return air for filter 20x20x1" and round 16" collar, hvac
USA
Filter rack plenum,return air for...

$172.87 USD

Filter rack plenum,return air for...

$172.87 USD

Return Air Filter Rack Plenum, 20 x 20 x 1" filter, duct work, hvac.
USA
Return Air Filter Rack Plenum, 20 x...

$162.07 USD

Return Air Filter Rack Plenum, 20 x...

$162.07 USD

Return Air Filter Rack Plenum, 16 x 25 x 1" filter, duct work, hvac, sheet metal
USA
Return Air Filter Rack Plenum, 16 x...

$162.07 USD

Return Air Filter Rack Plenum, 16 x...

$162.07 USD

Return Air Filter Rack Plenum, 16 x 24 x 1" filter, duct work, hvac, sheet metal
USA
Return Air Filter Rack Plenum, 16 x...

$162.07 USD

Return Air Filter Rack Plenum, 16 x...

$162.07 USD

Return Air Filter Rack Plenum,for filter 24x16x1" duct work,hvac sheet metal
USA
Return Air Filter Rack Plenum,for...

$162.07 USD

Return Air Filter Rack Plenum,for...

$162.07 USD

Titus 6 x 6 Exhaust Return Grill with damper
USA
Titus 6 x 6 Exhaust Return Grill with...

$15.00 USD

Titus 6 x 6 Exhaust Return Grill with...

$15.00 USD

CUSTOM Return air plenum for filter 10x10x1" and round collar 8" diameter
USA
CUSTOM Return air plenum for filter...

$148.57 USD

CUSTOM Return air plenum for filter...

$148.57 USD

CUSTOM Return air plenum for filter 10x10x1" and round collar 6" diameter
USA
CUSTOM Return air plenum for filter...

$148.57 USD

CUSTOM Return air plenum for filter...

$148.57 USD

HVAC.Return air filter rack plenum,collar 6" diameter,fit filter 10x10x4"
USA
HVAC.Return air filter rack...

$194.46 USD

HVAC.Return air filter rack...

$194.46 USD

HVAC.Return air filter rack plenum,for filter 16"x20"x4" Long Side in
USA
HVAC.Return air filter rack...

$193.66 USD

HVAC.Return air filter rack...

$193.66 USD

HVAC.Return air filter rack plenum 16 x 20 x 8",fit filter 16"x20"x4"
USA
HVAC.Return air filter rack plenum 16...

$193.66 USD

HVAC.Return air filter rack plenum 16...

$193.66 USD

Return air filter plenum, 20x14 with round 12" and two 6" collars ,
USA
Return air filter plenum, 20x14 with...

$189.06 USD

Return air filter plenum, 20x14 with...

$189.06 USD

HVAC.Return air filter rack plenum,collar 14" diameter *****Hinged door******
USA
HVAC.Return air filter rack...

$248.49 USD

HVAC.Return air filter rack...

$248.49 USD

Titus 8 x 8 Lay in Exhaust Return Grill
USA
Titus 8 x 8 Lay in Exhaust Return Grill

$30.00 USD

Titus 8 x 8 Lay in Exhaust Return Grill

$30.00 USD

Titus 10 x 10 Lay in Exhaust Return Grill
USA
Titus 10 x 10 Lay in Exhaust Return...

$30.00 USD

Titus 10 x 10 Lay in Exhaust Return...

$30.00 USD

Titus 24 x 24 Lay in Perforated Exhaust Return Grill
USA
Titus 24 x 24 Lay in Perforated...

$20.00 USD

Titus 24 x 24 Lay in Perforated...

$20.00 USD

HVAC.Return air filter rack plenum for filter 20 x 25 x 4",collar 16" diameter.
USA
HVAC.Return air filter rack plenum...

$233.73 USD

HVAC.Return air filter rack plenum...

$233.73 USD

Hart & Cooley 14” x 14” Exhaust Return Grille
USA
Hart & Cooley 14” x 14” Exhaust...

$25.00 USD

Hart & Cooley 14” x 14” Exhaust...

$25.00 USD

Titus 10 x 10 Exhaust Return Grill
USA
Titus 10 x 10 Exhaust Return Grill

$18.00 USD

Titus 10 x 10 Exhaust Return Grill

$18.00 USD

TRANE BAYRETFLGAA RETURN DUCT FLANGE KIT 203708
USA
TRANE BAYRETFLGAA RETURN DUCT FLANGE...

$13.00 USD

TRANE BAYRETFLGAA RETURN DUCT FLANGE...

$13.00 USD

Quest Return Air Duct Collar for Overhead Dehumidifiers
USA
Quest Return Air Duct Collar for...

$65.00 USD

Quest Return Air Duct Collar for...

$65.00 USD

Carrier Bryant Media Filter Cabinet 24” New In Box
USA
Carrier Bryant Media Filter Cabinet...

$55.00 USD

Carrier Bryant Media Filter Cabinet...

$55.00 USD

20 Inch Thermo Pride Coil Cabinet
USA
20 Inch Thermo Pride Coil Cabinet

$386.10 USD

20 Inch Thermo Pride Coil Cabinet

$386.10 USD

Metal Zinc Return Air Plenum 16" x 24" x 23.5" P1624235-R6-1-05BX
USA
Metal Zinc Return Air Plenum 16" x...

$24.19 USD

Metal Zinc Return Air Plenum 16" x...

$24.19 USD

Thermo Pride Cottage Base
USA
Thermo Pride Cottage Base

$320.10 USD

Thermo Pride Cottage Base

$320.10 USD

Christmas Tree Skirt 36 Inch Christmas Tree Collar Cute Elk Red, White and Grey
USA
Christmas Tree Skirt 36 Inch...

$31.48 USD

Christmas Tree Skirt 36 Inch...

$31.48 USD

Custom.Plenum for filter 14 x 14 x 4" *****Hinged door******
USA
Custom.Plenum for filter 14 x 14 x 4"...

$234.99 USD

Custom.Plenum for filter 14 x 14 x 4"...

$234.99 USD

Christmas Tree Skirt 60 Inchflake White Christmas Tree 60in Silver Snow
USA
Christmas Tree Skirt 60 Inchflake...

$109.19 USD

Christmas Tree Skirt 60 Inchflake...

$109.19 USD

electric heating plentum Thermalec
USA
electric heating plentum Thermalec

$100.00 USD

electric heating plentum Thermalec

$100.00 USD

Plenum 3-1/4 x 10 x 24 G90 24gauges
USA
Plenum 3-1/4 x 10 x 24 G90 24gauges

$120.00 USD

Plenum 3-1/4 x 10 x 24 G90 24gauges

$120.00 USD

Brita Small 6 Cup Denali Water Filter Pitcher with 1 Brita Standard Filter
USA
Brita Small 6 Cup Denali Water Filter...

$25.84 USD

Brita Small 6 Cup Denali Water Filter...

$25.84 USD

MasterFresh 6"Diameter x 16"Height Filter
USA
MasterFresh 6"Diameter x 16"Height...

$69.00 USD

MasterFresh 6"Diameter x 16"Height...

$69.00 USD

Lot of 10 Universal Copper 1/2"D Butt Connectors 7/8" Long Refrigeration HVAC
USA
Lot of 10 Universal Copper 1/2"D Butt...

$4.39 USD

Lot of 10 Universal Copper 1/2"D Butt...

$4.39 USD

Return air plenum, 20 x 20" ***( not for filter)*** and round 14" collar. HVAC
USA
Return air plenum, 20 x 20" ***( not...

$157.47 USD

Return air plenum, 20 x 20" ***( not...

$157.47 USD

HVAC.Return air filter rack plenum for filter 16 x 25 x 4",collar 14" diameter.
USA
HVAC.Return air filter rack plenum...

$204.79 USD

HVAC.Return air filter rack plenum...

$204.79 USD

Return air filter rack plenum for filter 16 x 25 x 4",collar 14" diameter.HVAC.
USA
Return air filter rack plenum for...

$204.79 USD

Return air filter rack plenum for...

$204.79 USD

return air plenum, 16x25 ***( not for filter)*** and round 16" collar, hvac
USA
return air plenum, 16x25 ***( not...

$157.50 USD

return air plenum, 16x25 ***( not...

$157.50 USD

HVAC.Return air filter rack plenum,collar 18" diameter,fit filter 20"x 20"x 4"
USA
HVAC.Return air filter rack...

$207.97 USD

HVAC.Return air filter rack...

$207.97 USD

Custom Return air plenum, for filter grill 20 x 25" and 18" collar.
USA
Custom Return air plenum, for filter...

$250.00 USD

Custom Return air plenum, for filter...

$250.00 USD

return air plenum, 14x20***( not for filter)***, and round 12" collar,hvac
USA
return air plenum, 14x20***( not...

$150.26 USD

return air plenum, 14x20***( not...

$150.26 USD

return air plenum, 14x20***( not for filter)***, and round 8" collar,hvac
USA
return air plenum, 14x20***( not...

$150.26 USD

return air plenum, 14x20***( not...

$150.26 USD

Custom Return air plenum, for filter grill 20 x 30" and 16" collar.
USA
Custom Return air plenum, for filter...

$252.00 USD

Custom Return air plenum, for filter...

$252.00 USD

Custom Return air plenum, for filter grill 20 x 30" and 14" collar.
USA
Custom Return air plenum, for filter...

$252.00 USD

Custom Return air plenum, for filter...

$252.00 USD

Custom Return air plenum, 20 x 20" ***( not for filter)*** and 16" collar.
USA
Custom Return air plenum, 20 x 20"...

$158.05 USD

Custom Return air plenum, 20 x 20"...

$158.05 USD

return air plenum, 16x25***( not for filter)***, and round 14" collar,hvac
USA
return air plenum, 16x25***( not...

$157.00 USD

return air plenum, 16x25***( not...

$157.00 USD

Return air plenum, 24 x 24" ***( not for filter)*** and round 18" collar,
USA
Return air plenum, 24 x 24" ***( not...

$209.32 USD

Return air plenum, 24 x 24" ***( not...

$209.32 USD

CUSTOM Return air plenum for filter 12x12x1" and round collar 8" diameter
USA
CUSTOM Return air plenum for filter...

$161.39 USD

CUSTOM Return air plenum for filter...

$161.39 USD

HVAC.Return air filter rack plenum,collar 12" diameter,fit filter 20"x 20"x 4"
USA
HVAC.Return air filter rack...

$205.91 USD

HVAC.Return air filter rack...

$205.91 USD

Return air filter plenum, 20x14 with end cap, and round 12" collar , hvac duct
USA
Return air filter plenum, 20x14 with...

$170.29 USD

Return air filter plenum, 20x14 with...

$170.29 USD

Return air filter plenum, 20x16 with end cap, and round 12" collar , hvac duct
USA
Return air filter plenum, 20x16 with...

$170.29 USD

Return air filter plenum, 20x16 with...

$170.29 USD

HVAC.Return air filter rack plenum for filter 20 x 25 x 4",collar 18" diameter.
USA
HVAC.Return air filter rack plenum...

$239.30 USD

HVAC.Return air filter rack plenum...

$239.30 USD

HVAC.Return air filter rack plenum 16 x 24 x 8",fit filter 16"x24"x4"
USA
HVAC.Return air filter rack plenum 16...

$198.33 USD

HVAC.Return air filter rack plenum 16...

$198.33 USD

HVAC.Return air. Filter rack plenum for filter 16 x 20 x 4",collar 14" diameter.
USA
HVAC.Return air. Filter rack plenum...

$202.58 USD

HVAC.Return air. Filter rack plenum...

$202.58 USD

HVAC.Return air filter rack plenum for filter 16 x 20 x 4",collar 12" diameter.
USA
HVAC.Return air filter rack plenum...

$202.57 USD

HVAC.Return air filter rack plenum...

$202.57 USD

Return air filter rack plenum for filter 16 x 20 x 4",collar 14" diameter.HVAC
USA
Return air filter rack plenum for...

$202.57 USD

Return air filter rack plenum for...

$202.57 USD

HVAC.Return air filter rack plenum for filter 16 x 20 x 4",collar 14" diameter.
USA
HVAC.Return air filter rack plenum...

$202.57 USD

HVAC.Return air filter rack plenum...

$202.57 USD

HVAC.Return air filter rack plenum fit filter 16 x 20 x 4",collar 14" diameter.
USA
HVAC.Return air filter rack plenum...

$202.57 USD

HVAC.Return air filter rack plenum...

$202.57 USD

Return air plenum for filter 25x16x1" and round 14" collar , hvac duct
USA
Return air plenum for filter 25x16x1"...

$183.67 USD

Return air plenum for filter 25x16x1"...

$183.67 USD