Fittings

Loading Image
We carry a wide selection of fittings for radiant heating tubing. Shop our selection or let our experts help you find exactly what you need.

Learn More About Watts Radiant PC660X-10
Watts Radiant
Watts Radiant - PC660X-10 - 5/8" Crimp x 1/2" Male Sweat - Adapter - Quantity: 10 - Order Number: 81003685
$29.40
Factory-Direct
Learn More About Watts Radiant PC670X-10
Watts Radiant
Watts Radiant - PC670X-10 - 5/8" Crimp x 3/4" Male Sweat - Adapter - Quantity: 10 - Order Number: 81003427
$53.55
Factory-Direct
Learn More About Watts Radiant PCC66X-10
Watts Radiant
Watts Radiant - PCC66X-10 - 5/8" Crimp - Coupling - Quantity: 10 - Order Number: 81005376
$22.05
Factory-Direct
Learn More About Watts Radiant RLC10B0608-10
Watts Radiant
Watts Radiant - RLC10B0608-10 - 3/8" PEX-AL-PEX Compression x 1/2" Male Sweat - Adapter - Quantity: 10 - Order Number: 81011139
$87.15
Factory-Direct
Learn More About Watts Radiant RLC10B1008-10
Watts Radiant
Watts Radiant - RLC10B1008-10 - 5/8" PEX-AL-PEX Compression x 1/2" Male Sweat - Adapter - Quantity: 10 - Order Number: 81008092
$116.55
Factory-Direct
Learn More About Watts Radiant RLC10B1012-10
Watts Radiant
Watts Radiant - RLC10B1012-10 - 5/8" PEX-AL-PEX Compression x 3/4" Male Sweat - Adapter - Quantity: 10 - Order Number: 81008094
$134.40
Factory-Direct
Learn More About Watts Radiant RLC10B1212-10
Watts Radiant
Watts Radiant - RLC10B1212-10 - 3/4" PEX-AL-PEX Compression x 3/4" Male Sweat - Adapter - Quantity: 10 - Order Number: 81008096
$159.60
Factory-Direct
Learn More About Watts Radiant RLC10B1616-5
Watts Radiant
Watts Radiant - RLC10B1616-5 - 1" PEX-AL-PEX Compression x 1" Male Sweat - Adapter - Quantity: 5 - Order Number: 81008098
$127.05
Factory-Direct
Learn More About Watts Radiant RLC11B0608-10
Watts Radiant
Watts Radiant - RLC11B0608-10 - 3/8" PEX-AL-PEX Compression x 1/2" Female Sweat - Adapter - Quantity: 10 - Order Number: 81011140
$87.15
Factory-Direct
Learn More About Watts Radiant RLC11B1012-10
Watts Radiant
Watts Radiant - RLC11B1012-10 - 5/8" PEX-AL-PEX Compression x 3/4" Female Sweat - Adapter - Quantity: 10 - Order Number: 81008102
$116.55
Factory-Direct
Learn More About Watts Radiant RLC11B1212-10
Watts Radiant
Watts Radiant - RLC11B1212-10 - 3/4" PEX-AL-PEX Compression x 3/4" Female Sweat - Adapter - Quantity: 10 - Order Number: 81008104
$158.55
Factory-Direct
Learn More About Watts Radiant RLC0512B0812-10
Watts Radiant
Watts Radiant - RLC0512B0812-10 - 1/2" PEX-AL-PEX Compression x 3/4" MNPT - Adapter - Quantity: 10 - Order Number: 81010729
$118.65
Factory-Direct
Learn More About Watts Radiant RLC12B1012-10
Watts Radiant
Watts Radiant - RLC12B1012-10 - 5/8" PEX-AL-PEX Compression x 3/4" MNPT - Adapter - Quantity: 10 - Order Number: 81008108
$123.90
Factory-Direct
Learn More About Watts Radiant RLC12B1212-10
Watts Radiant
Watts Radiant - RLC12B1212-10 - 3/4" PEX-AL-PEX Compression x 3/4" MNPT - Adapter - Quantity: 10 - Order Number: 81008110
$161.70
Factory-Direct
Learn More About Watts Radiant RLC13B1616-5
Watts Radiant
Watts Radiant - RLC13B1616-5 - 1" PEX-AL-PEX Compression x 1" FNPT - Adapter - Quantity: 5 - Order Number: 81013676
$135.45
Factory-Direct
Learn More About Watts Radiant RLC15B0606-10
Watts Radiant
Watts Radiant - RLC15B0606-10 - 3/8" PEX-AL-PEX Compression - Coupling - Quantity: 10 - Order Number: 81011141
$112.35
Factory-Direct
Learn More About Watts Radiant RLC15B1212-10
Watts Radiant
Watts Radiant - RLC15B1212-10 - 3/4" PEX-AL-PEX Compression - Coupling - Quantity: 10 - Order Number: 81008118
$228.90
Factory-Direct
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About Watts Radiant RLC15B1616-5
Watts Radiant
Watts Radiant - RLC15B1616-5 - 1" PEX-AL-PEX Compression - Coupling - Quantity: 5 - Order Number: 81008120
$184.80
Factory-Direct
Learn More About Watts Radiant RLC19B1212-10
Watts Radiant
Watts Radiant - RLC19B1212-10 - 3/4" PEX-AL-PEX Compression - Elbow Coupling - Quantity: 10 - Order Number: 81008124
$248.85
Factory-Direct
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About Watts Radiant RLC18B121212-10
Watts Radiant
Watts Radiant - RLC18B121212-10 - 3/4" PEX-AL-PEX Compression - Equal Tee - Quantity: 10 - Order Number: 81008129
$336.00
Factory-Direct
Free Shipping
Learn More About Free Freight
Free Shipping
*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.
Learn More About Watts Radiant RFA-32X100MPT
Watts Radiant
Watts Radiant - RFA-32X100MPT - 32mm - Compression x 1" MNPT - Adapter - Order Number: 81012553
$60.90
Factory-Direct
Learn More About Watts Radiant RFA-40X125MPT
Watts Radiant
Watts Radiant - RFA-40X125MPT - 40mm - Compression x 1-1/4" MNPT - Adapter - Order Number: 81012554
$80.85
Factory-Direct
Learn More About Watts Radiant RFA-50X150MPT
Watts Radiant
Watts Radiant - RFA-50X150MPT - 50mm - Compression x 1-1/2" MNPT - Adapter - Order Number: 81012665
$103.95
Factory-Direct
Learn More About Watts Radiant RFA-63X200MPT
Watts Radiant
Watts Radiant - RFA-63X200MPT - 63mm - Compression x 2" MNPT - Adapter - Order Number: 81012556
$191.10
Factory-Direct