Manifold Accessories

Supply & Return Expansion Pair and Ends

Supply & Return Expansion Pair and Ends

Supply & Return Expansion Pair and Ends - Order expansion quantities as required for headers with more than 2 circuits.

End sections ship in matching right and left pairs. Request both supply & return end pairs when completing a modular manifold. Order expansion quantities as required for headers with more than 2 circuits.

M-8100 Expansion Supply & Return Includes one each for both supply and return. Add as necessary to end plug and header isolation valve connector to provide circuit loops to the manifold assembly. Includes large c-clip, double o-ring and spacer ring.

8000-14-XP
Supply & Return Expansion Pair
8100-10-XP
M-8100 EXPANSION-PAIR

More Information:

M-8100 EXPANSION-PAIR
8000-14-MR
1-1/4" Modular Return Expansion
8000-14-MS
1-1/4" Modular Supply Expansion
8000-10-ES
1" Modular Supply End - Matching Pair
8000-14-ES
1-1/4" Modular Supply End - Matching Pair
8000-10-ER
1" Modular Return End - Matching Pair
8000-14-ER
1-1/4" Modular Return End - Matching Pair

End Plug

End Plug - To close and seal manifold end.

With EPDM O-ring. Used on all M-8000, M-8200 and stainless steel series manifolds to close and seal manifold end.

The EP End Plug For both supply & return, to close and seal manifold headers. Includes large header c-clip, double o-ring and spacer ring.

800-845
1" Brass Manifold End Plug with Gasket
833-845
1" Stainless Steel Manifold End Plug
800-846
1-1/4" Brass Manifold End Plug with Gasket
810-102
EP End Plug - Pair

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EP End Plug - Pair
Isolation Valve

Isolation Valve

Isolation Valve - used for either header isolation valve on M-8000, M-8100, and M-8200 manifolds or as loop isolation valve on M-8220 High Capacity™ and GeoGreen™ series manifolds.

May be used with 3/4" or 1" high capacity tubing connectors.
800-855
1" Manifold Isolation Valve - Matching Pair / 1" Loop Isolation Valve - Pair

More Information:

1" Isolation Valve - Pair
800-855B
1" Manifold Isolation Valve - Blue Handle
800-855R
1" Manifold Isolation Valve - Red Handle
833-855
Stainless Steel Isolation Valve & Thermometer - Pair
833-855B
Stainless Steel Isolation Valve & Thermometer - Blue Handle
833-855R
Stainless Steel Isolation Valve & Thermometer - Red Handle
800-856
1-1/4" Manifold Isolation Valve - Matching Pair
800-856B
1-1/4" Manifold Isolation Valve - Blue Handle
800-856R
1-1/4" Manifold Isolation Valve - Red Handle
822-857
1-1/2" High Capacity Isolation Valve - Pair
High Capacity Header Isolation Valve -
For M-8220 and GeoGreen™ M-8400 manifolds.
Note: 2" x 1-1/2" Manifold isolation valve adapter provided with 2" base kits.
Isolation Valve with Thermometer

Isolation Valve with Thermometer

Isolation Valve with Thermometer - used for either header isolation valve on M-8000, M-8100, and M-8200 manifolds or as loop isolation valve on M-8220 High Capacity™ and GeoGreen™ series manifolds. Two press ports (left or right) add flexibility in mounting.

May be used with 3/4" or 1" high capacity tubing connectors. Sold as red and blue handled pairs. Converts the M-8200 to the M-8200T.
800-855T
1" Manifold Isolation Valve with Thermometer - Matching Pair / 1" Loop Isolation Valve with Thermometer - Pair

More Information:

1" MNFD ISO VAL W/THM-PR
800-856T
1-1/4" Manifold Isolation Valve with Thermometer - Matching Pair
833-835R
Stainless Steel Isolation Valve with Y-Strainer - Red Handle

More Information:

Contact customer service
Angle Isolation Valve

Angle Isolation Valve

Angle Isolation Valve - For M-8000, M-8100 and M-8200 manifolds. Used for low profile installations when supply & return piping feeds from the ceiling or floor. Includes offset adapter to properly align vertical piping.

800-825
1" Manifold Angle Isolation Valve - Pair / 1" Loop Isolation Valve with Thermometer - Pair

More Information:

1" MNFD ANGL ISO VAL-PR
833-825
Stainless Steel Angle Isolation Valve with Thermometer - Pair
833-825B
Stainless Steel Angle Isolation Valve with Thermometer - Blue Handle
833-825R
Stainless Steel Angle Isolation Valve with Thermometer - Red Handle

Fill & Purge Valve

Replacement Fill & Purge Valve - Replacement fill & purge valve for precision adapter and integrated adapter valve. Quarter-turn ball valve with tethered cap, garden hose thread (GHT) connection and EPDM gasket/O-ring seals.

800-802
Replacement Fill & Purge Valve
LegendPress™ Isolation Valve

LegendPress™ Isolation Valve

LegendPress™ Isolation Valve - LegendPress™ style isolation valves feature two EPDM O-rings and deep sockets to ensure a perfect seal with every press. For M-8000, M-8100 and M-8200 manifolds.

800-865
1" LegendPress™ Manifold Isolation Valve - Pair
800-866
1-1/4" LegendPress™ Manifold Isolation Valve - Pair
800-867
1-1/2" LegendPress™ Manifold Header Isolation Valve
- Pair for M-8220 and GeoGreen™ M-8400 manifolds.
2" x 1-1/2" Manifold isolation adapter provided with 2"
base kits.

Integrated Adapter Valve

Integrated Adapter Valve - includes garden hose thread fill & purge, air vent, thermometer, isolation valve and sensor port, all in one unit. For M-8000, M-8100 and M-8200.

800-857
1" Integrated Manifold Adapter Valve - Pair
800-858
1-1/4" Integrated Adapter Valve - Pair
includes garden hose thread fill & purge, air vent, thermometer, isolation valve and sensor port, all in one unit. For M-8000, M-8100 and M-8200.

Replacement Thermometer

Replacement Thermometer - For Integrated Adapter Isolation Valve, for M-8000, M-8100, and M-8200 Manifold series; with or without Thermowell.

800-853
Replacement Thermometer

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Replacement Thermometer
800-803
Replacement Thermometer with Thermowell

Precision Adapter

Precision Adapter - Includes garden hose thread fill & purge, air vent, thermometer. For M-8000, M-8100 and M-8200.

800-805
1" Manifold Precision Adapter - Pair
800-806
1-1/4" Manifold Precision Adapter - Pair

Mounting Brackets

Mounting Brackets - For M-8000, M-8100, M-8200 or GeoGreen™ M-8400 Manifolds. Some with adjustable height/distance between headers.

NOTE: Item 822-861 to be used for M-8200 & M-8400. Order large collars when using insulation jackets, used on M-8220 series.
800-860
M-8200 Precision - Manifold Mounting Bracket & Collar - Pair
800-861
M-8000 Modular - Manifold Mounting Bracket & Collar - Pair
822-861
High Capacity Manifold Mounting Bracket & Collar - Pair
833-861
Stainless Steel Manifold Mounting Bracket & Collar - Pair
810-100
EP Manifold Mounting Bracket & Collar - Pair

EP Header Connectors

EP Header Connectors Allows connection of brass isolation valves to manifold headers, both supply and return. Required for isolation valves with or without thermometers, angle and LegendPress™ configurations.

810-105
EP Header isolation valve connector – Pair, Accessory

More Information:

EP Header ISO VLV Connector
810-106
EP Header Isolation Valve Connector

More Information:

EP PTFE Header Connector

EP Brass Brushing

EP Brass Brushing Allows connection of brass angle isolation valve offset adapter and precision adapter to manifold headers, as needed.

810-107
EP Brass Brushing - Each

More Information:

EP Brass Brushing

C-Clip

C-Clip Replacement c-clips for securing header isolation valve connectors, end plugs, expansion pieces together, and brass port connections to manifold headers, both supply and return. Sold in bags of 10.

810-103
EP Large Header C-Clip - Pair
810-104
EP Tube Connector C-Clip - Pair

PEX Tube Connectors

PEX Tube Connectors For M-8000, M-8100EP and M-8200 manifolds. Not for use with PEX-AL-PEX Tube.

800-140
5/16" PEX to Manifold Connector - Pair
830-140
5/16" SS PEX to Manifold Connector - Pair
800-142
3/8" PEX to Manifold Connector - Pair
810-142EP
3/8" PEX to EP Manifold Connector - Pair
830-142
3/8" SS PEX to Manifold Connector - Pair
830-142C
3/8" SS Composite Tubing to Manifold Connector - Pair

More Information:

3/8" SS COMP CONNECTOR-PR
800-143
1/2" PEX to Manifold Connector - Pair
810-143EP
1/2" PEX to EP Manifold Connector - Pair
830-143
1/2" SS PEX to Manifold Connector - Pair
830-143C
1/2" SS Composite Tubing to Manifold Connector - Pair
830-143P
1/2" SS Cold Expansion PEX Tubing to Manifold Connector
800-144
5/8" PEX to Manifold Connector - Pair
810-144EP
5/8" PEX to EP Manifold Connector - Pair
830-144
5/8" SS PEX to Manifold Connector - Pair
830-144C
5/8" SS Composite Tubing to Manifold Connector - Pair

More Information:

5/8" COMP CONNECTOR-PR
800-145
3/4" PEX to Manifold Connector - Pair
810-145EP
3/4" PEX to EP Manifold Connector - Pair
830-145
3/4" SS PEX to Manifold Connector - Pair
830-145C
3/4" SS Composite Tubing to Manifold Connector - Pair

More Information:

3/4" COMP CONNECTOR-PR

Air Vent

Automatic Air Vent Replacement air vent for precision adapter and integrated adapter valve or for fill and purge module M-8220. Vent can be serviced by removing the cap, includes check valve.

800-332
Automatic Air Vent

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Air Vent
800-244
High Capacity Air Vent

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High Capacity Air Vent
800-245
Replacement High Capacity Air Vent with Check Valve

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HI-CAP AIR VENT HS-808
800-246
FILL/EXPANSION TEE

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FILL/EXPANSION TEE

Circuit Actuator

4-Wire Circuit Actuator 24 volt AC actuator with 36" leads. Includes end switch that closes when valve is fully open.

800-200
4-Wire Circuit Actuator with End Switch - for M-8000, M-8100 and M-8200 series manifolds.
830-201
4-Wire Circuit Actuator with End Switch - for all Stainless Steel manifolds
830-201S
Replacement Actuator Adapter for Stainless Steel manifolds

Manifold Union

Manifold Union Connects two M-8200, M-8220 or stainless steel series manifolds to increase circuit capacity.

800-815
1" Manifold Union (M-8200 series)

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1" Manifold Union
833-815
1" Stainless Steel Manifold Union - Pair (SS series)
800-816
1-1/4" Manifold Union (M-8200 series)

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1-1/4" Manifold Union
822-817
1-1/2" High Capacity Manifold Union - Pair (M-8220 series)
822-818
2" High Capacity Manifold Union - Pair (M-8220 series)

Manifold Port Cap

Manifold Port Cap Used to close and seal unused ports on M-8000, M-8100, M-8200, and any stainless steel manifolds. includes EPDM O-ring.

800-141
Manifold Port Cap

More Information:

Manifold Port Cap
833-141
Stainless Steel Manifold Port Cap

Composite Tube Connector

Composite Tube Connector For all M-8000 and M-8200 series manifolds. (For use with PEX-AL-PEX tube)

800-143C
1/2" Composite Tube to Manifold Connector - Pair
800-144C
5/8" Composite Tube to Manifold Connector - Pair
800-145C
3/4" Composite Tube to Manifold Connector - Pair

High Capacity Compression Tube Connector

High Capacity Compression Tube Connector For M-8200 series manifolds. 1" male MPT x copper. For use with copper tube.

800-134
3/4" High Capacity Compression Connector - Pair
800-135
1" High Capacity Compression Connector - Pair

More Information:

1" M-8220 8400 CONN-COMP-PR

Cold Expansion PEX Tube Connector

Cold Expansion PEX Tube Connector For all M-8000 and M-8200 series manifolds. Installer must verify with tube manufacturer that the tubing is compatible with expansion type fitting systems.

800-143P
1/2" Expansion PEX to Manifold Connector - Pair

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1/2" MNFD PROPEX CONNECTOR
800-144P
5/8" Expansion PEX to Manifold Connector - Pair

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5/8" MNFD PROPEX CONNECTOR
800-145P
3/4" Expansion PEX to Manifold Connector - Pair

More Information:

3/4" MNFD PROPEX CONNECTOR

Connector End Brass Adapter Pair

Connector End Adapter

830-813PR
1" x 5/8" MNPT x Connector

More Information:

1" x 5/8" MNPT x Connector

Insulation Jacket

6 Port Insulation Jacket For M-8220 series manifolds. Easily cut to size for manifolds with fewer loops.

Note: Order insulation jackets and large collars (822-862 for 1-1/2" manifolds & 822-863 for 2" manifolds) individually for each header.
822-862
Large Collar for 1-1/2" Manifold with Insulation Jacket - Pair
822-863
Large Collar for 2" Manifold with Insulation Jacket - Pair
822-867
1-1/2" High Capacity 6-Port Insulation Jacket - 1 header
822-868
2" High Capacity 6-Port Insulation Jacket - 1 header

Purge Adapter

Air Vent, Water Purge Adapter For all stainless steel manifolds. Includes automatic air vent and fill & purge valve, converts M-8330 to M8330P.

833-805
Chrome plated Brass Air & Water Purge Adapter

More Information:

M-8330 AIR VENT & PURGE

Flow Meter

Flow Meter For M-8330 stainless steel manifolds. Threads into top of supply heater.

833-862
Flow Meter Assembly

More Information:

8330 FLOW METER ASSEMBLY