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GRAF Underground Tanks
At BARR Plastics, we provide high-quality GRAF underground water tanks designed for...
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GRAF Belowground Rainwater Harvesting Systems
BARR Plastics offers GRAF Belowground Rainwater Harvesting Systems, engineered for superior performance...
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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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790 Gallon Platin Flat Tank 3000L | 390001
Regular price $4,166.60 CADSale price $4,166.60 CAD Regular priceUnit price perOut of stock -
Out of stock400 Gallon Platin Flat Tank 1500L | 390000
Regular price $2,268.83 CADSale price $2,268.83 CAD Regular priceUnit price perOut of stock -
GRAF Square Rain Barrel 520L with Lid & Tap | 501207
Regular price $304.87 CADSale price $304.87 CAD Regular priceUnit price per -
GRAF Square Rain Barrel 300L with Lid & Tap | 501206
Regular price $135.03 CADSale price $135.03 CAD Regular priceUnit price per -
6" Overflow Siphon DN 160 | 330450
Regular price $389.73 CADSale price $389.73 CAD Regular priceUnit price per -
Out of stockSpannfix Quick Connection Sleeve | 340502
Regular price $58.84 CADSale price $58.84 CAD Regular priceUnit price perOut of stock -
Floating Suction Set 1" with Stainless Steel Coarse Filter (1.2mm mesh) | 330054
Regular price $187.65 CADSale price $187.65 CAD Regular priceUnit price per -
Tank Dome Seal for Carat S Tank | 330210
Regular price $116.77 CADSale price $116.77 CAD Regular priceUnit price per -
600mm Tank Seal for Carat S Tank (Profile Gasket) | 330200
Regular price $49.41 CADSale price $49.41 CAD Regular priceUnit price per -
Replacement Filter Basket | 340056
Regular price $166.70 CADSale price $166.70 CAD Regular priceUnit price per -
Drainstar Filter XL External for Truck Loading | 340158
Regular price $2,388.36 CADSale price $2,388.36 CAD Regular priceUnit price per -
Drainstar Filter XL External for Vehicle Loading | 340157
Regular price $2,861.35 CADSale price $2,861.35 CAD Regular priceUnit price per -
Drainstar Filter XL External for Pedestrian Loading | 340156
Regular price $2,455.53 CADSale price $2,455.53 CAD Regular priceUnit price perOut of stock -
Drainstar Filter External for Vehicle Loading | 340144
Regular price $821.80 CADSale price $821.80 CAD Regular priceUnit price per -
Drainstar Filter External for Pedestrian Loading | 340143
Regular price $740.45 CADSale price $740.45 CAD Regular priceUnit price per -
Universal-Industrial Filter 3 External Suitable for Vehicle Loading | 340051
Regular price $2,950.56 CADSale price $2,950.56 CAD Regular priceUnit price per -
Universal-Industrial Filter 3 External Suitable for Pedestrian Loading | 340050
Regular price $2,263.72 CADSale price $2,263.72 CAD Regular priceUnit price per$2,320.56 CADSale -
Universal-Filter 3 External Suitable for Pedestrian Laoding | 340020
Regular price $944.32 CADSale price $944.32 CAD Regular priceUnit price perOut of stock -
Optimax-Industrial Filter External Suitable for Vehicle Loading | 340036
Regular price $2,950.56 CADSale price $2,950.56 CAD Regular priceUnit price per$2,775.57 CAD -
Optimax-Industrial Filter External Suitable for Pedestrian Loading | 340035
Regular price $2,288.29 CADSale price $2,288.29 CAD Regular priceUnit price per -
Optimax-Filter® External Suitable for Vehicle Loading | 340031
Regular price $1,346.69 CADSale price $1,346.69 CAD Regular priceUnit price per -
Optimax-Filter® External Suitable for Pedestrian Loading | 340030
Regular price $1,062.41 CADSale price $1,062.41 CAD Regular priceUnit price per -
GRAF Minimax-Filter® External Suitable for Vehicle Loading | 340062
Regular price $1,213.63 CADSale price $1,213.63 CAD Regular priceUnit price perOut of stock -
GRAF Minimax Filter External for Pedestrian Loading | 340061
Regular price $944.32 CADSale price $944.32 CAD Regular priceUnit price perOut of stock -
24" Cast Iron Lid for 600mm Telescopic Shaft (Vehicle Loading) | 381515
Regular price $759.86 CADSale price $759.86 CAD Regular priceUnit price per -
Carat S Telescopic Dome Shaft Maxi & PE Lid | 371011
Regular price $560.20 CADSale price $560.20 CAD Regular priceUnit price per -
Carat Extension w/o Pipe Stub 600/L 1100 mm | 371015
Regular price $498.25 CADSale price $498.25 CAD Regular priceUnit price per -
Carat Extension with Pipe Stub (Gasket&2X Adapter Included) | 371016
Regular price $409.52 CADSale price $409.52 CAD Regular priceUnit price perOut of stock -
Lid for Carat Telescopic Shaft (Pedestrian Loading) | 330219
Regular price $160.25 CADSale price $160.25 CAD Regular priceUnit price perOut of stock -
Carat S Telescopic Tank Dome Shaft Mini & PE Lid | 371010
Regular price $295.53 CADSale price $295.53 CAD Regular priceUnit price perOut of stock -
6600 Gallon Platin XXL Flat Tank 25,000L without Tank Dome | 391811
Regular price $27,745.69 CADSale price $27,745.69 CAD Regular priceUnit price perOut of stock -
5300 Gallon Platin XXL Flat Tank 20,000L without Tank Dome | 391810
Regular price $24,400.09 CADSale price $24,400.09 CAD Regular priceUnit price perOut of stock -
3900 Gallon Platin XL Flat Tank 15,000L without Tank Dome | 390823
Regular price $21,442.56 CADSale price $21,442.56 CAD Regular priceUnit price perOut of stock -
2600 Gallon Platin XL Flat Tank 10,000L without Tank Dome | 390822
Regular price $13,725.55 CADSale price $13,725.55 CAD Regular priceUnit price perOut of stock -
Carat S Underground Tank 4800L (1250 USG) with Sealing Set | 372026
Regular price $2,669.91 CADSale price $2,669.91 CAD Regular priceUnit price per$2,641.73 CADOut of stock -
Carat S Underground Tank 3750L (1000 USG) with Sealing Set | 372025
Regular price $2,186.98 CADSale price $2,186.98 CAD Regular priceUnit price per$2,162.98 CAD -
Carat S Quick Connection Set of 25 | 371051
Regular price $34.51 CADSale price $34.51 CAD Regular priceUnit price per -
Out of stockGRAF Minimax Filter Internal (OLD STYLE) | 340060
Regular price $386.21 CADSale price $386.21 CAD Regular priceUnit price per$669.69 CADOut of stock -
Sealing Set for MINI/MAXI Carat Dome | 375043
Regular price $180.29 CADSale price $180.29 CAD Regular priceUnit price per -
Out of stockCarat Tank Dome MAXI w/o Sealing Set | 375040
Regular price $266.89 CADSale price $266.89 CAD Regular priceUnit price perOut of stock
Sustainable Water Solutions with GRAF Canada
Welcome to GRAF Canada, proudly distributed by BARR Plastics. We bring you innovative and environmentally friendly water management solutions designed for residential, commercial, and industrial applications across Canada. Explore our offerings in rainwater harvesting, stormwater management, and wastewater treatment to promote sustainable practices and reduce environmental impact.
Why Choose GRAF for Water Management in Canada?
GRAF Canada offers a complete range of high-quality water management products that help reduce reliance on mains water and contribute to eco-friendly water conservation. Our systems are designed with durability, efficiency, and sustainability in mind, meeting the unique needs of Canadian homes, businesses, and communities.
GRAF Rainwater Harvesting Systems in Canada
Conserve water with GRAF’s advanced rainwater harvesting solutions. From underground tanks to garden tanks, GRAF Canada provides versatile and reliable systems that allow Canadians to make the most of rainfall. Our rainwater harvesting systems are ideal for irrigation, toilet flushing, and laundry, enabling significant water savings.
Efficient Stormwater Management Solutions
Manage stormwater effectively with GRAF’s stormwater systems, designed to handle heavy rains and prevent flooding. Our solutions, including infiltration modules and storage tanks, help mitigate stormwater runoff and contribute to flood prevention, ensuring Canadian communities stay resilient in extreme weather.
Wastewater Treatment for Sustainable Living
GRAF’s advanced wastewater treatment systems provide eco-friendly, low-maintenance options for households and businesses. From compact systems for small residences to industrial-scale solutions, we offer a range of wastewater treatment options to help Canadians reduce environmental impact.
GRAF Canada – Trusted by Canadians
With a commitment to quality, innovation, and environmental responsibility, GRAF Canada is here to support all water management needs. From product selection to installation, our team at BARR Plastics ensures that every GRAF product is backed by expertise and a dedication to customer satisfaction.







































