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At Northland Gardens  Watergarden Source We are committed to quality sales and service
of the products we choose and sell. It is our mission to help you understand and enjoy
everything there is to owning and maintaining a water garden.

The following  filters offer a wide range of use. Some of them are for in pond use only,
and others offer an on land option that biologically filter water. 
Depending on your pond size and location determines the filter you need.
We also offer UV sterilizers & filters, that will keep you Green free & happy.
All offer results, used as needed& required....



                 FILTERS                                                     REPLACEMENT PADS

Tetra Bio Filter Cross Section

  • Easy out-of-pond accessibility and simple maintenance.
  • Mechanical pre-filter sponges-remove suspended debris to improve water clarity.
  • Bio Ring media provide massive surface areas for beneficial aerobic bacteria to adhere to and multiply. Aerobic bacteria eat the ammonia toxins created by fish waste and decomposing plant materials.
  • TetraPond internal spray systems and Trickle Flow technology disperses pondwater slowly and evenly through the Bio Rings ensuring that there is sufficient oxygen to provide optimal biofiltration conditions.
  • 1.25" drain fitting
  • Interchangeable .75", 1" intake fittings
  • Venturi inlet aerates water and thus enhances bio-activity

Tetra Bio Filters

Bio-Filter 1

 Bio-Filter 1
(for small ponds)

Use with 1200 gallon Water Gardens
(or with 500 gallon Koi Ponds)
Dia. 15.25" Ht. 12.5"
Maximum flow-500 gallons per hour

$79.00

(Bio-filter 1)

Bio-Filter 2

 Bio-Filter 2
(for medium ponds)

Use with 1800 gallon Water Gardens
(or with 1000 gallon Koi Ponds)
Dia. 15.25" Ht. 17.5"
Maximum flow-750 gallons per hour

$99.00

(Bio-filter 2)

Bio-Filter 3

 Bio-Filter 3
(for larger ponds)
Use with 2400 gallon Water Gardens
(or with 1500 gallon Koi Ponds)
Dia. 15.25" Ht. 22.5"
Maximum flow-1000 gallons per hour

$119.00

(Bio-filter 3)

Bio-Filter-Submersible

 Bio-Filter-Submersible
(Easy to conceal under water)

Use with 1000 gallon Water Gardens
Activated carbon pad 
Dia. 15" Ht. 12"
Maximum flow- 1200 gallons per hour

$$
Out Of Stock
(Bio-filter 3)

 

                                         

               FILTERS                                                    REPLACEMENT PADS


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