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Radiant Tubing

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We carry a wide selection of radiant tubing for your radiant heating system. We offer multiple radiant tubing types, including PEX, PEX-AL-PEX, and Onix. Shop our selection of radiant tubing now.
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Model Number 086081-300 is the Number 1 Seller
Learn More About 086081-300
Watts Radiant Onix - 1/2" Diameter - Radiant Tubing - 300' Length
Model: 086081-300
Watts Radiant - 086081-300 - 1/2" Onix Radiant Tubing - 300' Length - Order Number: 81001584
59% Buy This
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$610.00
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Model Number 086061-200 is the Number 2 Seller
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Watts Radiant Onix - 3/8" Diameter - Radiant Tubing - 200' Length
Model: 086061-200
Watts Radiant - 086061-200 - 3/8" Onix Radiant Tubing - 200' Length - Order Number: 81001560
12% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
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$334.00
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Model Number RL06-200-OR is the Number 3 Seller
Learn More About RL06-200-OR
Watts Radiant RadiantPEX-AL - 3/8" - PEX-AL-PEX Tubing - 200' Length - Orange
Model: RL06-200-OR
Watts Radiant - RL06-200-OR - 3/8" PEX-AL-PEX Tubing - 200' Length - Orange - Order Number: 81011133
6% Buy This
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
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$116.00
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Model Number 11427 is the Number 4 Seller
Learn More About 11427
Viega - PEX Barrier Tubing - 1/2" Diameter - 500' Length - w/ Oxygen Barrier - Black
Model: 11427
6% Buy This
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$305.45
In-Stock
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Model Number 35140 is the Number 5 Seller
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Viega FostaPEX - PEX-AL-PEX Tubing - 3/4" Diameter - 150' Length - Red
Model: 35140
6% Buy This
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$218.53
In-Stock
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Learn More About 086061-160
Watts Radiant Onix - 3/8" Diameter - Radiant Tubing - 160' Length
Model: 086061-160
Watts Radiant - 086061-160 - 3/8" Onix Radiant Tubing - 160' Length - Order Number: 81001558
6% Buy This
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$279.00
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Learn More About PB032081-300
Watts Radiant RadiantPEX+ - 1/2" Diameter - PEX Tubing - 300' Length - w/ Oxygen Barrier - Orange
Model: PB032081-300
Watts Radiant - PB032081-300 - 1/2" RadiantPEX+ Tubing - 300' Length - w/ Oxygen Barrier - Orange - Order Number: 81003406
6% Buy This
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$193.00
Only 3 In-Stock
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Learn More About RL16-100-OR
Watts Radiant RadiantPEX-AL - 1" - PEX-AL-PEX Tubing - 100' Length - Orange
Model: RL16-100-OR
Watts Radiant - RL16-100-OR - 1" PEX-AL-PEX Tubing - 100' Length - Orange - Order Number: 81007610
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
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$179.00
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Learn More About RL16-300-OR
Watts Radiant RadiantPEX-AL - 1" - PEX-AL-PEX Tubing - 300' Length - Orange
Model: RL16-300-OR
Watts Radiant - RL16-300-OR - 1" PEX-AL-PEX Tubing - 300' Length - Orange - Order Number: 81007611
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
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$594.00
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Learn More About RL12-500-OR
Watts Radiant RadiantPEX-AL - 3/4" - PEX-AL-PEX Tubing - 500' Length - Orange
Model: RL12-500-OR
Watts Radiant - RL12-500-OR - 3/4" PEX-AL-PEX Tubing - 500' Length - Orange - Order Number: 81007309
5.0 out of 55.0 out of 55.0 out of 55.0 out of 55.0 out of 5(1)
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$720.00
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Learn More About PB032121-1000
Watts Radiant RadiantPEX+ - 3/4" Diameter - PEX Tubing - 1000' Length - w/ Oxygen Barrier - Orange
Model: PB032121-1000
Watts Radiant - PB032121-1000 - 3/4" RadiantPEX+ Tubing - 1000' Length - w/ Oxygen Barrier - Orange - Order Number: 81009868
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$931.00
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Learn More About PB032161-20
Watts Radiant RadiantPEX+ - 1" Diameter - PEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - 5/Pack- Orange
Model: PB032161-20
Watts Radiant - PB032161-20 - 1" RadiantPEX+ Tubing Sticks - 20' Length - w/ Oxygen Barrier - Quantity: 5 - Orange - Order Number: 81007367
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$156.00
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Learn More About PB032181-20
Watts Radiant RadiantPEX - 1-1/4" Diameter - PEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - 5/Pack- Orange
Model: PB032181-20
Watts Radiant - PB032181-20 - 1-1/4" RadiantPEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - Quantity: 5 - Orange - Order Number: 81009118
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$260.00
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Learn More About PB032201-100
Watts Radiant RadiantPEX - 1-1/2" Diameter - PEX Tubing - 100' Length - w/ Oxygen Barrier - Orange
Model: PB032201-100
Watts Radiant - PB032201-100 - 1-1/2" RadiantPEX Tubing - 100' Length - w/ Oxygen Barrier - Orange - Order Number: 81009994
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$474.00
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Learn More About PB032201-300
Watts Radiant RadiantPEX - 1-1/2" Diameter - PEX Tubing - 300' Length - w/ Oxygen Barrier - Orange
Model: PB032201-300
Watts Radiant - PB032201-300 - 1-1/2" RadiantPEX Tubing - 300' Length - w/ Oxygen Barrier - Orange - Order Number: 81009995
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$1,157.00
Factory-Direct
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Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
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Learn More About PB032201-20
Watts Radiant RadiantPEX - 1-1/2" Diameter - PEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - 5/Pack- Orange
Model: PB032201-20
Watts Radiant - PB032201-20 - 1-1/2" RadiantPEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - Quantity: 5 - Orange - Order Number: 81009993
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$386.00
Factory-Direct
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Learn More About PB032221-100
Watts Radiant RadiantPEX - 2" Diameter - PEX Tubing - 100' Length - w/ Oxygen Barrier - Orange
Model: PB032221-100
Watts Radiant - PB032221-100 - 2" RadiantPEX Tubing - 100' Length - w/ Oxygen Barrier - Orange - Order Number: 81010853
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$600.00
Factory-Direct
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Learn More About PB032221-300
Watts Radiant RadiantPEX - 2" Diameter - PEX Tubing - 300' Length - w/ Oxygen Barrier - Orange
Model: PB032221-300
Watts Radiant - PB032221-300 - 2" RadiantPEX Tubing - 300' Length - w/ Oxygen Barrier - Orange - Order Number: 81010854
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$1,638.00
Factory-Direct
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2% Check Discount
Learn More About 2% Check Discount Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About PB032221-20
Watts Radiant RadiantPEX - 2" Diameter - PEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - 5/Pack- Orange
Model: PB032221-20
Watts Radiant - PB032221-20 - 2" RadiantPEX Tubing Sticks - 20' Length - w/ Oxygen Barrier - Orange - Order Number: 81010855
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$546.00
Factory-Direct
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Learn More About RFS-40X160-328
Watts Radiant R-Flex - 40mm (~1.57") - Insulated PEX - Single Pipe - 328'
Model: RFS-40X160-328
Watts Radiant - RFS-40X160-328 - 40mm (~1.57") - Single Pipe Insulated PEX Tubing - 328' Length - 160mm Outer Jacket - Order Number: 81012929
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$7,669.00
Factory-Direct
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Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About RFS-50X160-328
Watts Radiant R-Flex - 50mm (~1.97") - Insulated PEX - Single Pipe - 328'
Model: RFS-50X160-328
Watts Radiant - RFS-50X160-328 - 50mm (~1.97") - Single Pipe Insulated PEX Tubing - 328' Length - 160mm Outer Jacket - Order Number: 81012886
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$9,069.00
Factory-Direct
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Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About RFS-63X160-328
Watts Radiant R-Flex - 63mm (~2.48") - Insulated PEX - Single Pipe - 328'
Model: RFS-63X160-328
Watts Radiant - RFS-63X160-328 - 63mm (~2.48") - Single Pipe Insulated PEX Tubing - 328' Length - 160mm Outer Jacket - Order Number: 81012887
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$9,988.00
Factory-Direct
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Free Shipping & Lift Gate
Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About RFS-75X200-328
Watts Radiant R-Flex - 75mm (~2.95") - Insulated PEX - Single Pipe - 328'
Model: RFS-75X200-328
Watts Radiant - RFS-75X200-328 - 75mm (~2.95") - Single Pipe Insulated PEX Tubing - 328' Length - 200mm Outer Jacket - Order Number: 81012889
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$13,661.00
Factory-Direct
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Free Shipping & Lift Gate
Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
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Learn More About RFS-90X200-328
Watts Radiant R-Flex - 90mm (~3.54") - Insulated PEX - Single Pipe - 328'
Model: RFS-90X200-328
Watts Radiant - RFS-90X200-328 - 90mm (~3.54") - Single Pipe Insulated PEX Tubing - 328' Length - 200mm Outer Jacket - Order Number: 81012890
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$16,118.00
Factory-Direct
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Free Shipping & Lift Gate
Learn More About Free Freight *This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges may apply, see our full shipping policy for more details.
2% Check Discount Icon
2% Check Discount
Learn More About 2% Check Discount Save 2% instantly by using our convenient "e-check" option or by simply mailing us a paper check. Yes, your order will be delayed slightly (5 business days). But, if you can wait, the savings are significant.
Add To Cart

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