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Environmental Control: Air Purification: Air Filters & Purification, Carbon Filters, Odor Control, Bug Nets, etc.

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Displaying 421 to 440 (of 670 products) Result Pages: [<< Prev]  ... 21  22  23  24  25  26  27  28  29  30  31  32  33  34  [Next >>] 
 Sort by Popularity   Manufacturer+   Product(s)   Model   Price   Buy Now 
 Phat Pre-Filter 24x8   HydroFarm   Phat Pre-Filter 24x8 
Phat Filters Phat Pre-Filter 24x8 (IGSPF248PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter s... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF248PF   $7.50 
 Phat Pre-Filter 39x10   HydroFarm   Phat Pre-Filter 39x10 
Phat Filters Phat Pre-Filter 39x10 (IGSPF3910PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF3910PF   $12.00 
 Phat Pre-Filter 39x12   HydroFarm   Phat Pre-Filter 39x12 
Phat Filters Phat Pre-Filter 39x12 (IGSPF3912PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter.  Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter.  The pre-filter is available in all P... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF3912PF   $13.33 
 Phat Pre-Filter 39x14   HydroFarm   Phat Pre-Filter 39x14 
Phat Filters Phat Pre-Filter 39x14 (IGSPF3914PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter s... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF3914PF   $15.83 
 Phat Pre-Filter 39x6   HydroFarm   Phat Pre-Filter 39x6 
Phat Filters Phat Pre-Filter 39x6 (IGSPF396PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter s... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF396PF   $9.16 
 Phat Pre-Filter 39x8   HydroFarm   Phat Pre-Filter 39x8 
Phat Filters Phat Pre-Filter 39x8 (IGSPF398PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter s... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF398PF   $10.41 
 Phat Pre-Filter 48x12   HydroFarm   Phat Pre-Filter 48x12 
Phat Filters Phat Pre-Filter 48x12 (IGSPF4812PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter.  Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter.  The pre-filter is available in all P... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF4812PF   $14.99 
 Phat Pre-Filter 48x14   HydroFarm   Phat Pre-Filter 48x14 
Phat Filters Phat Pre-Filter 48x14 (IGSPF4814PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter.  Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter.  The pre-filter is available in all P... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF4814PF   $16.66 
 Phat Pre-Filter 8x4   HydroFarm   Phat Pre-Filter 8x4 
Phat Filters Phat Pre-Filter 8x4 (IGSPF84PF)Phat Filter replacement pre-filter replaces your used pre-filter to give your Phat filter longer life by filtering out larger impurities before they have a chance to enter into the actual filter. Each pre-filter is stamped with the Phat Filter logo and fits snugly over your Phat filter. The pre-filter is available in all Phat Filter siz... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-IGSPF84PF   $3.30 
 Pre Filter for Pro 100   HydroFarm   Pre Filter for Pro 100 
Atmosphere Pre Filter for Pro 100 (ATPRE0100)The Pre filters are used to stop small particles and dust from getting in contact with the carbon, thus preventing the premature usage of the carbon. The Pre filters are made from 100% polyester. They are sold packaged in a plastic bag to ensure they stay clean until installation. Use with the Pro 100 filter. ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-ATPRE0100   $9.96 
 Pre Filter for Pro 50   HydroFarm   Pre Filter for Pro 50 
Atmosphere Pre Filter for Pro 50 (ATPRE0050)The Pre filters are used to stop small particles and dust from getting in contact with the carbon, thus preventing the premature usage of the carbon. The Pre filters are made from 100% polyester. They are sold packaged in a plastic bag to ensure they stay clean until installation. Use with Pro 50 filter. ... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-ATPRE0050   $7.10 
 Pre-filter for 13" x 12"   HydroFarm   Pre-filter for 13" x 12" 
Pre-filter for 13” x 12” (eco-4322)Pre-Filter for AC13D12 Active Air™ Pre-Filters Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Active Air™ Pre-Filters - Feature easy to use Velcro seal for easy removal and replacement. SKU: ACPF13D12 Weight: 0.2 lbs. Package Dimensions: 9.5L x 13.4W x 2.0H Suggested Retail: $4.95 ... — Ships from Seattle, Washington USA...more.
 eco-4322   $3.62 
 Pre-filter for 18" x 5"   HydroFarm   Pre-filter for 18" x 5" 
Pre-filter for 18” x 5” (eco-4320)Pre-Filter for AC18D5 Active Air™ Pre-Filters Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Active Air™ Pre-Filters - Feature easy to use Velcro seal for easy removal and replacement. SKU: ACPF18D5 Weight: 1.6 lbs. Package Dimensions: 9.0L x 9.0W x 1.5H Suggested Retail: $4.95 ... — Ships from Seattle, Washington USA...more.
 eco-4320   $3.62 
 Pre-filter for 25" x 5"   HydroFarm   Pre-filter for 25" x 5" 
Pre-filter for 25” x 5” (eco-4321)Pre-Filter for AC25D5 Active Air™ Pre-Filters Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Active Air™ Pre-Filters - Feature easy to use Velcro seal for easy removal and replacement. SKU: ACPF25D5 Weight: 0.2 lbs. Package Dimensions: 9.0L x 12.6W x 1.5H Suggested Retail: $4.... — Ships from Seattle, Washington USA...more.
 eco-4321   $3.62 
 Pre-filter for 26" x 12"   HydroFarm   Pre-filter for 26" x 12" 
Pre-filter for 26” x 12” (eco-4323)Pre-Filter for AC26D12 Active Air™ Pre-Filters Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Active Air™ Pre-Filters - Feature easy to use Velcro seal for easy removal and replacement. SKU: ACPF26D12 Weight: 0.4 lbs. Package Dimensions: 8.7L x 13.0W x 3.0H Suggested Retail: $7.95 ... — Ships from Seattle, Washington USA...more.
 eco-4323   $5.82 
 Pre-filter for 40" x 16"   HydroFarm   Pre-filter for 40" x 16" 
Pre-filter for 40” x 16” (eco-4326)Pre-Filter for AC40D16 Active Air™ Pre-Filters Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Active Air™ Pre-Filters - Feature easy to use Velcro seal for easy removal and replacement. SKU: ACPF40D16 Weight: 0.7 lbs. Package Dimensions: 12.6L x 20.0W x 2.7H Suggested Retail: $13.95 ... — Ships from Seattle, Washington USA...more.
 eco-4326   $10.21 
 Pre-filter for 60" x 16"   HydroFarm   Pre-filter for 60" x 16" 
Pre-filter for 60” x 16” (eco-4328)Pre-Filter for AC60D16 Active Air™ Pre-Filters Pre-filters are individually shrink-wrapped with UPC code for easy display and sale. Active Air™ Pre-Filters - Feature easy to use Velcro seal for easy removal and replacement. SKU: ACPF60D16 Weight: 0.9 lbs. Package Dimensions: 12.5L x 20.0W x 3.4H Suggested Retail: $18.95 ... — Ships from Seattle, Washington USA...more.
 eco-4328   $13.87 
 Pre-Filter for AC13D12   HydroFarm   Pre-Filter for AC13D12 
Active Air Pre-Filter for AC13D12 (ACPF13D12)Make the most out of your Active Air filter with a corresponding Active Air pre-filter. Find the matching size from our large collection, which is individually shrink-wrapped with UPC code for easy display and sale. Why choose Active Air filters? All filters are maintenance-free and feature long-lasting activated virgin charcoa... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-ACPF13D12   $3.53 
 Pre-Filter for AC18D5   HydroFarm   Pre-Filter for AC18D5 
Active Air Pre-Filter for AC18D5 (ACPF18D5)Make the most out of your Active Air filter with a corresponding Active Air pre-filter. Find the matching size from our large collection, which is individually shrink-wrapped with UPC code for easy display and sale. Why choose Active Air filters? All filters are maintenance-free and feature long-lasting activated virgin charcoal that keeps... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-ACPF18D5   $3.53 
 Pre-Filter for AC20D16   HydroFarm   Pre-Filter for AC20D16 
Active Air Pre-Filter for AC20D16 (ACPF20D16)Make the most out of your Active Air filter with a corresponding Active Air pre-filter. Find the matching size from our large collection, which is individually shrink-wrapped with UPC code for easy display and sale. Why choose Active Air filters? All filters are maintenance-free and feature long-lasting activated virgin charcoal that kee... — Ships from Petaluma, CA, Santa Fe Springs, CA, Broomfield, CO, Fairless Hills, PA, Grand Prairie, TX and/or Medley, FL USA...more.
 hf-ACPF20D16   $4.96 
Displaying 421 to 440 (of 670 products) Result Pages: [<< Prev]  ... 21  22  23  24  25  26  27  28  29  30  31  32  33  34  [Next >>] 
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PH600-AQ PH METER 10/CS
DO NOT BUY THIS! I don't usually write reviews calling an it ..
1 of 5 Stars!
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INVENTORY BLOWOUT SALE
MANY ITEMS FAR BELOW COST - while quantities last

"Y" DUCT CONNECTORS 8" X 6" X 6"
"Y" DUCT CONNECTORS 8" X 6" X 6"
$14.03
$15.32
Most Viewed in Air Filters & Purification, Carbon Filters, Odor Control, Bug Nets, etc.
OdorSok 4" x 12" 140 CFM
OdorSok 4" x 12" 140 CFM
OdorSok 6" x 16" 380 CFM
OdorSok 6" x 16" 380 CFM
ONA BLOCK - FRESH LINEN 6 OZ  (48/CASE)
ONA BLOCK - FRESH LINEN 6 OZ (48/CASE)
CAN-FILTER 2600 4" FLANGE 94 CFM PRE-FILTERED 9 LBS TOTAL 5.25 LBS CW 18.0" HIGH 5.5" OD
CAN-FILTER 2600 4" FLANGE 94 CFM PRE-FILTERED 9 LBS TOTAL 5.25 LBS CW 18.0" HIGH 5.5" OD
CAN-FILTER   33   6" FLANGE   200 CFM PRE-FILTERED   25 LBS TOTAL   16 LBS CW 13.0" HIGH 12.0" OD
CAN-FILTER 33 6" FLANGE 200 CFM PRE-FILTERED 25 LBS TOTAL 16 LBS CW 13.0" HIGH 12.0" OD
PHRESH FILTER 6" x 24" 550 CFM
PHRESH FILTER 6" x 24" 550 CFM
ECOPLUS™ CARBONAIRE FILTER   6" FLANGE   500 CFM PRE-FILTERED 12' X 12' X 8' ROOM SIZE 40 LBS CW   22" HIGH 15.75" OD
ECOPLUS™ CARBONAIRE FILTER 6" FLANGE 500 CFM PRE-FILTERED 12' X 12' X 8' ROOM SIZE 40 LBS CW 22" HIGH 15.75" OD
PHRESH FILTER 6" x 16" 400 CFM
PHRESH FILTER 6" x 16" 400 CFM
PHRESH FILTER 8" x 24" 750 CFM
PHRESH FILTER 8" x 24" 750 CFM
CAN-FILTER   66   6" FLANGE   412 CFM PRE-FILTERED   44 LBS TOTAL   42 LBS CW 26.0" HIGH 12.0" OD
CAN-FILTER 66 6" FLANGE 412 CFM PRE-FILTERED 44 LBS TOTAL 42 LBS CW 26.0" HIGH 12.0" OD
ECOPLUS™ CARBONAIRE FILTER   4" FLANGE   200 CFM PRE-FILTERED   8' X 8' X 8'   ROOM SIZE  16 LBS CW   14" HIGH 12.00" OD
ECOPLUS™ CARBONAIRE FILTER 4" FLANGE 200 CFM PRE-FILTERED 8' X 8' X 8' ROOM SIZE 16 LBS CW 14" HIGH 12.00" OD
ONA GEL - FRESH LINEN GALLON (FOR ODOR STOP)
ONA GEL - FRESH LINEN GALLON (FOR ODOR STOP)
ONA BLOCK - POLAR CRYSTAL 6 OZ  (48/CASE)
ONA BLOCK - POLAR CRYSTAL 6 OZ (48/CASE)
ECOPLUS™ CARBONAIRE FILTER   8" FLANGE   850 CFM PRE-FILTERED 18' X 18' X 8' ROOM SIZE 78 LBS CW   42" HIGH 15.75" OD
ECOPLUS™ CARBONAIRE FILTER 8" FLANGE 850 CFM PRE-FILTERED 18' X 18' X 8' ROOM SIZE 78 LBS CW 42" HIGH 15.75" OD
BUG SCREEN 6" SIZE (24/CASE)
BUG SCREEN 6" SIZE (24/CASE)
ECOPLUS™ CARBONAIRE REPLACEMENT CARBON - 16 LBS
ECOPLUS™ CARBONAIRE REPLACEMENT CARBON - 16 LBS
PHRESH FILTER 4" x 8" 150 CFM
PHRESH FILTER 4" x 8" 150 CFM
ONA DISPENSERS - MIST AUTOMATIC DISPENSER
ONA DISPENSERS - MIST AUTOMATIC DISPENSER
ONA DISPENSERS - BREEZE DISPENSER - 35 CFM FAN
ONA DISPENSERS - BREEZE DISPENSER - 35 CFM FAN
ECOPLUS™ CARBONAIRE REPLACEMENT CARBON - 35 LBS
ECOPLUS™ CARBONAIRE REPLACEMENT CARBON - 35 LBS
Bestsellers
01.ONA BLOCK - FRESH LINEN 6 OZ (48/CASE)
02.ONA BLOCK PRO 6oz (48/CASE)
03.BUG SCREEN 6" SIZE (24/CASE)
04.OdorSok 6" x 16" 380 CFM
05.PHRESH FILTER 6" x 24" 550 CFM
06.PHRESH FILTER 6" x 16" 400 CFM
07.ONA MIST PRO 6oz (12/CASE)
08.PHRESH FILTER 8" x 24" 750 CFM
09.OdorSok 4" x 12" 140 CFM
10.Replacement Bulbs for Big Blue Ozonators
11.Active Air 10" Flange
12.ONA MIST - FRESH LINEN 6 OZ (12/CASE)
13.Active Air 4" Flange
14.BUG SCREEN 4" SIZE (24/CASE)
15.CAN-FILTER 2600 4" FLANGE 94 CFM PRE-FILTERED 9 LBS TOTAL 5.25 LBS CW 18.0" HIGH 5.5" OD
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