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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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Sealing Set for MINI/MAXI Carat Dome | 375043
Regular price $180.29 CADSale price $180.29 CAD Regular priceUnit price per -
Special orderCarat Tank Dome MAXI w/o Sealing Set | 375040
Regular price $266.89 CADSale price $266.89 CAD Regular priceUnit price perOut of stock -
Carat S Underground Tank 2700L (700 USG) with Sealing Set | 372024
Regular price $1,656.07 CADSale price $1,656.07 CAD Regular priceUnit price per -
Stand Base for 310L Classic Round Rain Barrel | 502002
Regular price $77.57 CADSale price $77.57 CAD Regular priceUnit price per -
310L GRAF Classic Round Rain Barrel with Lid & Tap | 500213
Regular price $110.40 CADSale price $110.40 CAD Regular priceUnit price per -
Barrel Stand for 520L Angular Rain Butt Sahara (Beige) | 502009
Regular price $125.84 CADSale price $125.84 CAD Regular priceUnit price per -
Barrel Stand for 300L Angular Rain Butt Sahara (Beige) | 502008
Regular price $83.10 CADSale price $83.10 CAD Regular priceUnit price per -
520L GRAF Angular Rain Butt Sahara Polypropylene Rain Saver w/Lid & Tap | 501208
Regular price $201.34 CADSale price $201.34 CAD Regular priceUnit price perOut of stock -
Special orderECO-Master 300 Liters Composter (Black) | 628000
Regular price $101.03 CADSale price $101.03 CAD Regular priceUnit price perOut of stock -
Rapido Quattro Rain Filter Collector (Grey) | 503071
Regular price $66.82 CADSale price $66.82 CAD Regular priceUnit price per -
8"/12" Calming Inlet DN 200/315 by GRAF | 330454
Regular price $644.33 CADSale price $644.33 CAD Regular priceUnit price per -
6" Calming Inlet DN 160 by GRAF | 330453
Regular price $361.10 CADSale price $361.10 CAD Regular priceUnit price per -
4" Calming Inlet by GRAF | 330140
Regular price $94.45 CADSale price $94.45 CAD Regular priceUnit price per -
Special order12" Overflow Siphon DN 315 | 330452
Regular price $743.30 CADSale price $743.30 CAD Regular priceUnit price perOut of stock -
Special order8" Overflow Siphon DN 200 | 330451
Regular price $543.09 CADSale price $543.09 CAD Regular priceUnit price perOut of stock -
4" Overflow Siphon DN 100 with Rodent Guard (Black) | 331004
Regular price $200.59 CADSale price $200.59 CAD Regular priceUnit price per -
4" Overflow Siphon DN 100 (Black) | 330108
Regular price $122.02 CADSale price $122.02 CAD Regular priceUnit price per -
Aligning Pegs For Carat S Tank | 371049
Regular price $73.08 CADSale price $73.08 CAD Regular priceUnit price per -
Special order1700 Gallon Carat S Underground Extension Tank | 372014
Regular price $3,452.58 CADSale price $3,452.58 CAD Regular priceUnit price per$0.00 CADOut of stock -
Special orderCarat S Tank Dome Shaft Micro with Lid | 371009
Regular price $265.50 CADSale price $265.50 CAD Regular priceUnit price per$0.00 CADOut of stock -
Carat S Telescopic Tank Dome Shaft Cast Truck Bearing (12 tonne) | 371021
Regular price $467.05 CADSale price $467.05 CAD Regular priceUnit price per$0.00 CAD -
Carat S Manway Riser Extension | 371003
Regular price $396.34 CADSale price $396.34 CAD Regular priceUnit price per$0.00 CAD -
Carat S Tank Dome Shaft Cast Iron Telescopic | 371020
Regular price $983.61 CADSale price $983.61 CAD Regular priceUnit price per$0.00 CAD -
Carat S Tank Dome Mini with Sealing Set | 371041
Regular price $249.68 CADSale price $249.68 CAD Regular priceUnit price per$0.00 CAD -
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GRAF Optimax-Pro Filter Internal | 340037
Regular price $657.88 CADSale price $657.88 CAD Regular priceUnit price per$0.00 CAD -
Special orderGRAF Minimax-Pro Filter Internal | 340093
Regular price $664.64 CADSale price $664.64 CAD Regular priceUnit price per$0.00 CADOut of stock -
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600mm Filter/Shaft Seal | 381516
Regular price $63.94 CADSale price $63.94 CAD Regular priceUnit price per$0.00 CAD -
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Carat Tank Alignment Pegs
Regular price $73.08 CADSale price $73.08 CAD Regular priceUnit price per$0.00 CAD -
Special orderGRAF Universal-Filter 3 Internal | 340022
Regular price $513.35 CADSale price $513.35 CAD Regular priceUnit price per$0.00 CADOut of stock -
Filter Package 3 | 342005
Regular price $937.53 CADSale price $937.53 CAD Regular priceUnit price per$0.00 CAD
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.








































