Collection: Piping & Fittings
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Out of Stock - Call to OrderSanitube 3114MP6-250200 - Clamp Concentric Reducer, 316L, 2-1/2" x 2"
Vendor:National Boiler SupplyRegular price $101.43 USDRegular priceSale price $101.43 USDOut of Stock - Call to Order -
Out of Stock - Call to OrderSanitube 3114MP6-200100 - Clamp Concentric Reducer, 316L, 2" x 1"
Vendor:National Boiler SupplyRegular price $84.05 USDRegular priceSale price $84.05 USDOut of Stock - Call to Order -
N/A ZUSA-HT-3792 - FDA/3-A PVC Tubing, 14.5 PSI, 25 ft.
Vendor:National Boiler SupplyRegular price $14.85 USDRegular priceSale price $14.85 USD -
Out of Stock - Call to OrderN/A ZUSA-HT-2621 - Nylon Tubing, 100 ft., Shore D 68, 0.566" OD
Vendor:National Boiler SupplyRegular price $288.40 USDRegular priceSale price $288.40 USDOut of Stock - Call to Order -
N/A ZUSA-PF-384 - Stainless Steel Straight Fitting, 1" NPT x 1/2" NPT
Vendor:National Boiler SupplyRegular price $24.95 USDRegular priceSale price $24.95 USD -
Kohler K-72762-9M-SN - K-72762-9M-SN Artifacts Single-Handle Bathroom Sink Faucet
Vendor:National Boiler SupplyRegular price $975.19 USDRegular priceSale price $975.19 USD -
Out of Stock - Call to OrderHaws SP260.158 - SP260.158 Shower Ball Valve
Vendor:National Boiler SupplyRegular price $301.06 USDRegular priceSale price $301.06 USDOut of Stock - Call to Order -
Out of Stock - Call to OrderWilkins 34-20XLEPEX - 20XL Pressure Reducing Valve, 3/4", Male Expansion PEX Connection
Vendor:National Boiler SupplyRegular price $172.65 USDRegular priceSale price $172.65 USDOut of Stock - Call to Order -
Out of Stock - Call to OrderUsa Industrials ZUSA-HT-4824 - Santoprene Tubing, 12mm ID x 16mm OD, 5 ft.
Vendor:National Boiler SupplyRegular price $26.91 USDRegular priceSale price $26.91 USDOut of Stock - Call to Order -
Out of Stock - Call to OrderUsa Industrials ZUSA-HT-4315 - Teflon PTFE Tubing, 8mm ID x 12mm OD, 5 ft.
Vendor:National Boiler SupplyRegular price $102.41 USDRegular priceSale price $102.41 USDOut of Stock - Call to Order -
Out of Stock - Call to OrderUsa Industrials ZUSA-HT-4302 - Teflon PTFE Tubing, 6mm ID x 10mm OD, 2 ft.
Vendor:National Boiler SupplyRegular price $40.97 USDRegular priceSale price $40.97 USDOut of Stock - Call to Order -
Usa Industrials ZUSA-HT-4418 - Polyester-Braid Reinforced FDA White PVC Tubing, 6mm ID x 11mm OD, 25 ft.
Vendor:National Boiler SupplyRegular price $28.41 USDRegular priceSale price $28.41 USD -
Usa Industrials ZUSA-HT-4505 - Polyester-Braid Reinforced FDA White PVC Tubing, 5/8" ID x 7/8" OD, 10 ft.
Vendor:National Boiler SupplyRegular price $29.62 USDRegular priceSale price $29.62 USD -
Out of Stock - Call to OrderUsa Industrials ZUSA-HT-4409 - Polyester-Braid Reinforced FDA White PVC Tubing, 12mm ID x 18mm OD, 100 ft.
Vendor:National Boiler SupplyRegular price $308.46 USDRegular priceSale price $308.46 USDOut of Stock - Call to Order -
Out of Stock - Call to OrderUsa Industrials ZUSA-HT-4072 - Steel-Wire Reinforced 3-A PVC Tubing, 45mm ID x 57mm OD, 25 ft.
Vendor:National Boiler SupplyRegular price $307.37 USDRegular priceSale price $307.37 USDOut of Stock - Call to Order -
Usa Industrials ZUSA-HT-4543 - Polyester-Braid Reinforced FDA Gray PVC Tubing, 5/16" ID x 9/16" OD, 25 ft.
Vendor:National Boiler SupplyRegular price $37.95 USDRegular priceSale price $37.95 USD
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Commercial-Grade Pipe, Tubing & Industrial Fittings
Streamline your commercial mechanical builds, hydronic boiler loops, and drainage installations with our comprehensive catalog of commercial-grade piping and fittings. Sourced directly from top-tier distribution networks, our inventory features heavy-wall Type L and Type M rigid copper tubing, precision-engineered wrot copper sweat fittings, Schedule 40 PVC pressure pipe, and gravity-fed PVC DWV drainage components.
Every product line is meticulously structured to comply with rigid engineering baselines—including ASTM B88 tolerances for copper distribution and ASTM D1785 / ASTM D2661 standards for durable polymer systems. Engineered to meet strict institutional mechanical codes, our multi-variant inventory scales seamlessly from 1/2" up to 4" nominal sizing configurations to ensure absolute compatibility at the job site.
Engineered for High-Performance Applications:
- Hydronic & Boiler Feed Piping: Heavy-wall copper lines designed for optimal thermal conductivity and structural pressure resistance.
- Potable Water Distribution: Lead-free compliant infrastructure certified to NSF standards.
- Process Plumbing & Drainage: Complete Schedule 40 and DWV systems built to resist scaling, corrosion, and high-velocity friction loss.