MrPEX® 1 1/2″ LARGE STAINLESS STEEL MANIFOLDS FOR 5/8″ & 3/4″ PEX & PEX-AL-PEX TUBING, 3-10 Loops

MrPEX® 1 1/2″ Large Stainless Steel Manifolds are made from high-quality Type 304 stainless steel and offered in 3–10 loop sections. The manifold body comes with G 1 1/2″ flat gasket unions for connection of inlet ball valve G 1 1/2″ x 1 1/2″ Female NPT and end caps. The branches comes with G 1″ flat gasket unions to accommodate the on/off and balancing branch valves G 1″ x EK 25 for easy connection with MrPEX® EK 25 fitting assemblies (PEX to EK25 or PEX-AL-PEX to EK25) to connect tubing to the manifold. The branch Cv value is 6 and the manifold body accommodates flows up to 25 gpm. The manifold Base Kit comes with two brackets, two 1 1/2″ female NPT ball-valves and two End Caps with fill/drain.

Technical Data
Material Stainless Steel and Brass
Operating Pressure 87 psi
Max Pressure @ 70 degrees F 145 psi
Max differential pressure 14.5 psi
CV Value 6 Cv
Accepted media Water, up to 50% propylene glycol
Loop Connection EK25 (G1″ Eurocone)
Available Sizes 3-10 loops

Manifold Dimensions

Part # Type A B C D E F G H I
3240300 3 Loop 8.4″ 16.4″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3240400 4 Loop 8.4″ 19.2″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3240500 5 Loop 8.4″ 21.9″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3240600 6 Loop 8.4″ 24.7″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3240700 7 Loop  8.4″ 27.4″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3240800 8 Loop 8.4″ 30.2″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3240900 9 Loop 8.4″ 32.9″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″
3241000 10 Loop 8.4″ 35.7″ 16.4″ 2.75″ EK25 1 1/2″ FIP 4″ 3″ 2″

Base Kit for 1 1/2″ Stainless Manifold, Ball-Valves, Bracket & End Caps w/ Fill/Drain Valve

Part # Type Unit
3240001 1 1/2″ FIP Connection Each

On/Off Loop Valve for 1 1/2″ Stainless Steel Manifolds

Part # Type Unit
3240002 G 1″ x EK 25 Box of 10

On/Off Loop Valve w/ Balancing for 1 1/2″ Stainless Steel Manifolds

Part # Type Unit
3240003 G 1″ x EK 25 Box of 10

Manifold Union for 1 1/2″ Stainless Steel Manifold

Part # Type Unit
3240004 G 1 1/2″ x G 1 1/2″ Set of 2

Visual Flowmeter w/ Balancing/Isolation Valve, 2–8 GPM

Part # Type Unit
3240006 G 1″ x EK 25 Each

Strap On Pipe Thermometer, 70–200˚F

Part # Type Unit
5240748 For Pipes 1/2″ – 4″ Box of 2