Radiant Heat Fittings by



QS Style Fitting Assemblies

QS-Style Compression Fitting Assembly

Model List Price Your Price Quantity
5/16" - R20 thread
A4020313

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$11.80 $10.03
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3/8" - R20 thread
A4020375

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$11.80 $10.03
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1/2" - R20 thread
A4020500

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$9.00 $7.65
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5/8" - R20 thread
A4020625

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$12.55 $10.67
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3/4" - R25 thread
A4020750

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$15.90 $13.52
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Replacement O-rings for QS-Style Fitting Assemblies

Replacement O-ring for the Wirsbo QS-Style Fitting Assemblies

Model List Price Your Price Quantity
R25
A4021000

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$0.40 $0.34
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R20
A4021116

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$0.30 $0.26
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QS-Style Compression Ring

QS20 Compression ring (replacement part) is tested and designed for use with Wirsbo hePEX plus and Wirsbo AQUAPEX tubing.

Model List Price Your Price Quantity
5/16"
A4160313

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$3.25 $2.76
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3/8"
A4160375

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$3.05 $2.59
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1/2"
A4160500

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$2.85 $2.42
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5/8"
A4160625

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$3.05 $2.59
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3/4"
A4160750

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$3.65 $3.10
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QS-Style Coupling Nipple

Use coupling nipple and the appropriate fitting assembly to connect Wirsbo tubing together

Model List Price Your Price Quantity
R20 x R20
A4322020

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$7.70 $6.55
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R25 x R25 (for 3/4" tubing only)
A4322525

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$14.95 $12.71
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QS-Style Baseboard Elbow

Connects 1/2" and 5/8" Wirsbo tubing to 3/4" copper baseboard

Model List Price Your Price Quantity
R20 x 3/4" Copper Adapter
A4372075

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$18.40 $15.64
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R20 x 3/4" Copper Fitting Adapter
A4382075

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$12.45 $10.58
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QS-Style Baseboard Tees

QS20 Baseboard Tee (brass). Use to connect 1/2" and 5/8" Wirsbo PEX to 3/4" CU baseboard. 1/8" threads for air vent.

Model List Price Your Price Quantity
R20 x 3/4"
A4392075

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$19.55 $16.62
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QS-Style Conversion Nipple

QS-Style Conversion Nipple (brass) and the appropriate fitting connect 5/16", 3/8", 1/2", 5/8" or 3/4" Uponor Wirsbo tubing to 1/2", 3/4", and 1" NPT.

Model List Price Your Price Quantity
R20 x 1/2" NPT
A4322050

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$7.75 $6.59
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R20 x 3/4" NPT
A4322075

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$7.40 $6.29
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R25 x 3/4" NPT
A4322575

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$10.15 $8.63
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R25 x 1" NPT
A4322510

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$14.20 $12.07
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QS-Style Copper Adapter

QS-Style Copper Adapter (R20 or R25) and appropriate QS-style Fitting Assembly transition Uponor Wirsbo PEX tubing to 1/2" and 3/4" copper pipe.

Model List Price Your Price Quantity
R20 x 1/2" CU
A4332050

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$6.05 $5.14
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R20 x 3/4" CU
A4332075

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$5.80 $4.93
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R25 x 3/4" CU
A4332575

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$10.80 $9.18
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QS-Style Copper Fitting Adapter

Use R20 QS-Style Copper Fitting Adapter and appropriate QS-style Fitting Assembly to transition Uponor Wirsbo PEX tubing to 1/2" and 3/4" copper fittings. Use R25 Copper Fitting Adapter with appropriate QS-style Fitting Assembly to transition from Uponor Wirsbo PEX tubing to 3/4" and 1" copper fittings.

Model List Price Your Price Quantity
R20 x 1/2" CU
A4342050

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$6.95 $5.91
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R20 x 3/4" CU
A4342075

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$6.60 $5.61
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R25 x 1" CU
A4342510

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$11.35 $9.65
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R25 x 3/4" CU
A4342575

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$19.55 $16.62
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MultiCor Compression Fitting Assemblies

Compression Fitting Assembly made of heat treated brass.

Model List Price Your Price Quantity
1/2" (R20)
D4120500

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$10.10 $8.59
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5/8" (R20)
D4120625

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$11.10 $9.44
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3/4" (R25)
D4120750

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$16.50 $14.03
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TruFLOW Manifold Elbow Union

The union elbow is designed to make tight 90-degree turns from the TruFLOW manifold supply and return connections. ---- Only sold in box quantities, multiples of 10. ----

Model List Price Your Price Quantity
R32 X 1 1/4" BSP"
A2620090

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$23.15 $19.68
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ProPEX Brass Coupling

ProPEX Brass Coupling makes PEX-to-PEX connections.

Model List Price Your Price Quantity
3/8" PEX x 3/8" PEX
Q4543838

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$2.90 $2.47
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1/2" PEX x 1/2" PEX
Q4545050

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$2.55 $2.17
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5/8" PEX x 5/8" PEX
Q4546363

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$4.90 $4.17
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3/4" PEX x 3/4" PEX
Q4547575

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$5.35 $4.55
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1" PEX x 1" PEX
Q4541010