Manifolds

Loading Image
Find the perfect manifold for your boiler system. We carry a wide selection of manifolds, as well as manifold components. Let our experts help you find your manifold today.

Learn More About Watts Radiant RLC0501B08T20-10
Watts Radiant
Watts Radiant - RLC0501B08T20-10 - 3/4" BSP to 1/2" PEX-AL-PEX Compression Fitting - Quantity: 10 - Order Number: 81010735
$111.30
Factory-Direct
Learn More About Watts Radiant D3803008SS
Watts Radiant
Watts Radiant - D3803008SS - 8-Port 1" Stainless Steel Manifold - Trunk Only - 3/4" BSP Ports - Order Number: 81001985
$708.75
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 D3803011SS
Watts Radiant
Watts Radiant - D3803011SS - 11-Port 1" Stainless Steel Manifold - Trunk Only - 3/4" BSP Ports - Order Number: 81003688
$937.65
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 Caleffi 6686C5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 3 outlets with Flow Gauge
$432.35
Only 1 In-Stock
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.
Local Pickup Eligible
Learn More About Caleffi 6686F5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 6 outlets with Flow Gauge
$620.59
Only 1 In-Stock
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.
Local Pickup Eligible
Learn More About Caleffi 6686I5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 9 outlets with Flow Gauge
$808.09
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 Caleffi 6686M5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1" Inlet Ball Valves, 11 outlets with Flow Gauge
$933.82
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 Caleffi 6687C5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 3 outlets with Flow Gauge
$457.35
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 Caleffi 6687D5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 4 outlets with Flow Gauge
$521.32
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 Caleffi 6687G5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 7 outlets with Flow Gauge
$708.09
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 Caleffi 6687N5S1A
Caleffi TwistFlow Pre-assembled Manifold Assembly, 1-1/4" Inlet Ball Valves, 12 outlets with Flow Gauge
$1,021.32
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.
2% Check Discount
Learn More About 2% Check Discount
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.
Learn More About Watts Radiant 22C24NC4
Watts Radiant
Watts Radiant - PZ656104 - 1" or 1-1/2" Valve Actuator - Order Number: 81001541
$85.00
Factory-Direct
Learn More About Caleffi 386500
Caleffi 3/4" Manifold Outlet Cap, 3/4" Straight Thread
$7.50
Only 1 In-Stock
Local Pickup Eligible
Learn More About Watts Radiant RLC01B10T20-10
Watts Radiant
Watts Radiant - RLC01B10T20-10 - 3/4" BSP to 5/8" PEX-AL-PEX Compression Fitting - Quantity: 10 - Order Number: 81008088
$118.65
Only 4 In-Stock
Local Pickup Eligible
Learn More About Caleffi 6636F5A
Caleffi Pre-assembled Distribution Manifold Assembly, 6 Outlets, 1" Inlet Ball Valves, 2.3 Cv
$475.42
Only 1 In-Stock
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.
Local Pickup Eligible
Learn More About Caleffi NA669150
Caleffi Manifolds High Temperature Flow Meter with Clearview sight-gauge, 1-1/4 to 1 GPM
$25.37
Only 1 In-Stock
Local Pickup Eligible
Learn More About Caleffi 680503A
Caleffi 3/8" Nominal Universal PEX Fittings, ASTM Pipe Size
$7.50
Only 2 In-Stock
Local Pickup Eligible
Learn More About Caleffi 680504A
Caleffi 1/2" Nominal Universal PEX Fittings, ASTM Pipe Size
$6.86
In-Stock
Local Pickup Eligible
Learn More About Caleffi 69122 CST
Caleffi Replacement Shut-off Valve for 663 Series Manifold Assembly
$9.56
Only 1 In-Stock
Local Pickup Eligible
Learn More About Watts Radiant 665201
Watts Radiant
Watts Radiant - 665201 - 1-1/4" Pressure Test Kit - Order Number: 81000552
$233.10
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 665241
Watts Radiant
Watts Radiant - 665241 - 1-1/2" Pressure Test Kit - Order Number: 81000553
$242.00
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 665321
Watts Radiant
Watts Radiant - 665321 - 2" Pressure Test Kit - Order Number: 81000554
$365.40
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 Caleffi F69600
Caleffi Replacement Balance / Flow Meter for 668S1 Series Manifolds
$21.62
Factory-Direct