Multi-Use Underground Tanks

At BARR Plastics, we provide high-quality multi-use underground tanks designed to meet a variety of storage needs, from water retention to wastewater containment. These durable underground tanks are perfect for residential, commercial, and industrial applications, offering long-term reliability and efficient storage solutions. 

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Contractor & Partner Pricing

Contractors: Benefit from our individualized pricing. Request a quote through our website or contact your representative.

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Img Capacity (USG) Name SKU Length (in) Width (in) Height (in) Price
(FOB BARR facility)
GRAF Carat S Belowground Plastic Tanks at BARR Plastics GRAF Carat S Belowground Plastic Tanks at BARR Plastics BARR Plastics GRAF Carat S Belowground Tanks
$0.00 CAD
$0.00 CAD $0.00 CAD
Commercial Fibreglass Wastewater Storage Tanks at BARR Plastics Commercial Fibreglass Wastewater Storage Tanks at BARR Plastics BARR Plastics Commercial Fibreglass Wastewater Tanks

Special order item. Request Quote for Pricing
Belowground Fibreglass (FRP) Tanks Belowground Fibreglass (FRP) Tanks BARR Plastics Belowground Fibreglass (FRP) Tanks

Special order item. Request Quote for Pricing
Low Profile Sewage Holding Tanks at BARR Plastics Low Profile Sewage Holding Tanks at BARR Plastics BARR Plastics Belowground Low Profile Holding Tanks 5805
$0.00 CAD
$0.00 CAD $0.00 CAD
325 Gallon Plastic Underground Water Storage Cistern Tank | 41321 325.0 Gallons 325 Gallon Plastic Underground Water Storage Cistern Tank | 41321 Norwesco 325 Gallon Plastic Underground Water Storage Cistern Tank | 41321 41321 54 54 51
$1,794.57 CAD
$1,794.57 CAD
400 Gallon Platin Flat Tank 1500L | 390000 400.0 Gallons 400 Gallon Platin Flat Tank 1500L | 390000 GRAF 400 Gallon Platin Flat Tank 1500L | 390000 390000 83 50 27
$2,268.83 CAD
$2,268.83 CAD
500 Gallon Plastic One Compartment Septic Tank (Plumbed) | 41320-PL 500.0 Gallons 500 Gallon Plastic One Compartment Septic Tank (Plumbed) | 41320-PL Norwesco 500 Gallon Plastic One Compartment Septic Tank (Plumbed) | 41320-PL 41320-PL 101 51 47
$2,302.38 CAD
$2,302.38 CAD
500 Gallon Plastic One Compartment Septic Tank (Non-Plumbed) | 41320 500.0 Gallons 500 Gallon Plastic One Compartment Septic Tank (Non-Plumbed) | 41320 Norwesco 500 Gallon Plastic One Compartment Septic Tank (Non-Plumbed) | 41320 41320 101 51 42
$2,316.21 CAD
$2,316.21 CAD
550 Gallon Plastic Underground Water Storage Cistern Tank | 40856 550.0 Gallons 550 Gallon Plastic Underground Water Storage Cistern Tank | 40856 Norwesco 550 Gallon Plastic Underground Water Storage Cistern Tank | 40856 40856 64 64 67
$2,719.23 CAD
$2,719.23 CAD
575 Gallon Plastic Underground Water Storage Cistern Tank | 44360 575.0 Gallons 575 Gallon Plastic Underground Water Storage Cistern Tank | 44360 Norwesco 575 Gallon Plastic Underground Water Storage Cistern Tank | 44360 44360 97 48 42
$3,367.35 CAD
$3,367.35 CAD
600 Gallon Plastic Underground Water Storage Cistern Tank | 41328 600.0 Gallons 600 Gallon Plastic Underground Water Storage Cistern Tank | 41328 Norwesco 600 Gallon Plastic Underground Water Storage Cistern Tank | 41328 41328 101 51 42
$2,705.45 CAD
$2,705.45 CAD
Carat S Underground Tank 2700L (700 USG) with Sealing Set | 372024 700.0 Gallons Carat S Underground Tank 2700L (700 USG) with Sealing Set | 372024 GRAF Carat S Underground Tank 2700L (700 USG) with Sealing Set | 372024 372024 82 62 80
$1,656.07 CAD
$1,656.07 CAD
790 Gallon Platin Flat Tank 3000L | 390001 790.0 Gallons 790 Gallon Platin Flat Tank 3000L | 390001 GRAF 790 Gallon Platin Flat Tank 3000L | 390001 390001 96 82 29
$4,166.60 CAD
$4,166.60 CAD
1000 Gallon Low Profile Plastic Two Compartment Septic Tank | 43517 1000.0 Gallons 1000 Gallon Low Profile Plastic Two Compartment Septic Tank | 43517 Norwesco 1000 Gallon Low Profile Plastic Two Compartment Septic Tank | 43517 43517 127 60 51
$3,591.76 CAD
$3,591.76 CAD $3,330.27 CAD
1000 Gallon One Compartment Septic Tank with Loose Plumbing and Low Profile Design - IAPMO Certified | 42405 1000.0 Gallons 1000 Gallon One Compartment Septic Tank with Loose Plumbing and Low Profile Design - IAPMO Certified | 42405 Norwesco 1000 Gallon One Compartment Septic Tank with Loose Plumbing and Low Profile Design - IAPMO Certified | 42405 42405 127 60 51
$3,377.69 CAD
$3,377.69 CAD
1000 Gallon Low Profile Plastic Two Compartment Septic Tank | 44948 1000.0 Gallons 1000 Gallon Low Profile Plastic Two Compartment Septic Tank | 44948
Made in Canada
44948 127 60 51
$3,455.75 CAD
$3,455.75 CAD
Carat S Underground Tank 3750L (1000 USG) with Sealing Set | 372025 1000.0 Gallons Carat S Underground Tank 3750L (1000 USG) with Sealing Set | 372025 GRAF Carat S Underground Tank 3750L (1000 USG) with Sealing Set | 372025 372025 85 65 85
$2,186.98 CAD
$2,186.98 CAD $2,162.98 CAD
1175 Gallon Plastic Underground Water Storage Cistern Tank | 44405 1175.0 Gallons 1175 Gallon Plastic Underground Water Storage Cistern Tank | 44405 Norwesco 1175 Gallon Plastic Underground Water Storage Cistern Tank | 44405 44405 127 60 51
$3,761.53 CAD
$3,761.53 CAD
1250 Gallon Plastic Two Compartment Septic Tank | 43503 1250.0 Gallons 1250 Gallon Plastic Two Compartment Septic Tank | 43503 Norwesco 1250 Gallon Plastic Two Compartment Septic Tank | 43503 43503 157 60 51
$4,537.22 CAD
$4,537.22 CAD
Carat S Underground Tank 4800L (1250 USG) with Sealing Set | 372026 1250.0 Gallons Carat S Underground Tank 4800L (1250 USG) with Sealing Set | 372026 GRAF Carat S Underground Tank 4800L (1250 USG) with Sealing Set | 372026 372026 90 78 72
$2,669.91 CAD
$2,669.91 CAD $2,641.73 CAD
1320 Gallon Platin Flat Tank 5000L | 390002 1320.0 Gallons 1320 Gallon Platin Flat Tank 5000L | 390002 GRAF 1320 Gallon Platin Flat Tank 5000L | 390002 390002 114 91 50
$6,081.82 CAD
$6,081.82 CAD
1425 Gallon Plastic Underground Water Storage Cistern Tank | 44406 1425.0 Gallons 1425 Gallon Plastic Underground Water Storage Cistern Tank | 44406 Norwesco 1425 Gallon Plastic Underground Water Storage Cistern Tank | 44406 44406 175 60 51
$4,561.80 CAD
$4,561.80 CAD
1500 Gallon Low Profile Plastic Two Compartment Septic Tank | 44173 1500.0 Gallons 1500 Gallon Low Profile Plastic Two Compartment Septic Tank | 44173
Made in Canada
44173 157 69 51
$5,605.96 CAD
$5,605.96 CAD $4,950.73 CAD
1500 Gallon Low Profile Plastic Two Compartment Septic Tank | 43504 1500.0 Gallons 1500 Gallon Low Profile Plastic Two Compartment Septic Tank | 43504 Norwesco 1500 Gallon Low Profile Plastic Two Compartment Septic Tank | 43504 43504 157 69 51
$5,340.38 CAD
$5,340.38 CAD $4,950.73 CAD
1700 Gallon Carat S Underground Tank 6500 L with Sealing Set | 372027 1700.0 Gallons 1700 Gallon Carat S Underground Tank 6500 L with Sealing Set | 372027 GRAF 1700 Gallon Carat S Underground Tank 6500 L with Sealing Set | 372027 372027 94 86 83
$3,494.81 CAD
$3,494.81 CAD
1700 Gallon Carat S Underground Extension Tank | 372014 1700.0 Gallons 1700 Gallon Carat S Underground Extension Tank | 372014 GRAF 1700 Gallon Carat S Underground Extension Tank | 372014 372014 94 86 83
$3,452.58 CAD
$3,452.58 CAD $0.00 CAD
1725 Gallon Plastic Underground Water Storage Cistern Tank | 44407 1725.0 Gallons 1725 Gallon Plastic Underground Water Storage Cistern Tank | 44407 Norwesco 1725 Gallon Plastic Underground Water Storage Cistern Tank | 44407 44407 157 69 51
$5,551.82 CAD
$5,551.82 CAD
1980 Gallon Platin Flat Tank 7500L | 390005 1980.0 Gallons 1980 Gallon Platin Flat Tank 7500L | 390005 GRAF 1980 Gallon Platin Flat Tank 7500L | 390005 390005 142 89 63
$8,210.08 CAD
$8,210.08 CAD $11,858.94 CAD
2000 Gallon Belowground Low Profile Cistern Holding Tank | 42559 2000.0 Gallons 2000 Gallon Belowground Low Profile Cistern Holding Tank | 42559 Norwesco 2000 Gallon Belowground Low Profile Cistern Holding Tank | 42559 42559 126 98 53
$9,033.39 CAD
$9,033.39 CAD
2500 Gallon Belowground Low Profile Cistern Holding Tank | 44080 2500.0 Gallons 2500 Gallon Belowground Low Profile Cistern Holding Tank | 44080
Made in Canada
44080 159 99 51
$8,600.90 CAD
$8,600.90 CAD
2500 Gallon Belowground Low Profile Cistern Holding Tank | 42119 2500.0 Gallons 2500 Gallon Belowground Low Profile Cistern Holding Tank | 42119 Norwesco 2500 Gallon Belowground Low Profile Cistern Holding Tank | 42119 42119 158 98 53

Special order item. Request Quote for Pricing
2600 Gallon Platin XL Flat Tank 10,000L without Tank Dome | 390822 2600.0 Gallons 2600 Gallon Platin XL Flat Tank 10,000L without Tank Dome | 390822 GRAF 2600 Gallon Platin XL Flat Tank 10,000L without Tank Dome | 390822 390822 193 88 51
$13,725.55 CAD
$13,725.55 CAD

Multi-Use Underground Tanks

At BARR Plastics, we provide high-quality multi-use underground tanks designed to meet a variety of storage needs, from water retention to wastewater containment. These durable underground tanks are perfect for residential, commercial, and industrial applications, offering long-term reliability and efficient storage solutions.