7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold Viega
7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold Viega
7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold Viega
7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold Viega
7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold Viega
7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold Viega
7-Port MiniBloc 1/2" PEX Crimp PolyAlloy Dual Manifold, (3) Hot & (4) Cold
Brand: Viega
Part#: 51073
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$118.95 / each
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Viega MiniBloc manifold with (7) 1/2" PEX Crimp ports - (3) hot and (4) cold. Intended for use with ViegaPEX Ultra (Potable/Non-barrier) tubing and Crimp connection method. Also compatible with all other types (A, B, C) and brands of PEX tubing. Each port (branch) is equipped with a built-in 1/4 turn shut-off valve for individual fixture control. Includes PEX adapters for all ports (branches) and Valve Key.
NOTE: Supply adapters (which connect the main water pipe line to the MiniBloc) are not included and must be purchased separately. Accessories (supply end caps, port caps, brackets, etc.) are sold separately.

Technical Specifications:
  • Total Ports (Branches): 7 (3 hot & 4 cold)
  • Port Connections: 1/2" PEX Crimp
  • Hot/Cold Water Inlet Connections: 1" (manabloc adapters required)
  • Branch spacing: 1-11/16" OC (On Center)
  • Dimensions (L x H x W): 14.91" x 2-1/2" x 4-3/8"
  • Max Pressure Rating: 100 psi @ 180°F
  • Port (Branch) Pressure Drop: 3.4 psi @ 4.0 GPM
  • Port K-Factor: 0.21 (for 1/2" PEX)
  • Lead-free, approved for potable water use
  • Meets NSF/ANSI 61 & 372, ASTM F876/F877, CSA B137.5
  • UPC-IAPMO Certified
  • Made in the USA.
Write a Review
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Verified Purchase
7 - Port MiniBloc
It replace the broken one perfectly
Branches: 7
By David (from Kingsbury, TX) on 05/11/2021
Helpful? Yes No
Verified Purchase
Just as represented
manifold was just as presented. There was no surprises. Great service and great job.
Branches: 5
By Fletcher (from Louisville, MS) on 10/09/2019
Ask a Question
I am looking for a 7-port minibloc with (3) cold and (4) hot. Is there a model that has that.. or. Can i change the valves (blue fo r red and red for blue) and connect the hot to the side with 4 valves
Helpful? Yes No
You can get the valve stem replacement kit and change out the middle valve so that you would have (4) hot and (3) cold - as needed.
By PexUniverse Customer Service on 02/12/2024
For this MiniBlock which is the supply adapter that I need for a 3/4 pex supply line?
Helpful? Yes No
46414 or 50141 (both PEX crimp). For PEX press - 96141 or 49414.
By PexUniverse Customer Service on 03/09/2021
I have a McDonald "Clamp" tool. Can I put the steel clamps on this manifold? It seems like Clamp and Crimp and sometimes used interchangeably??
Helpful? Yes No
The answer to your first question is yes. As for the second - PEX crimp fittings (including the ones on this Viega ManaBloc) are universal, and will work with all types of PEX. There are two connection methods compatible with crimp fittings - crimp (copper PEX crimp rings + PEX crimp tool) and cinch/clamp (stainless steel PEX clamps and PEX cinch/clamp tool). While these terms are could be used interchangeably, it is best to specify which connection method is used to avoid confusion with tools and rings.
By PexUniverse Customer Service on 08/19/2019
Can you connect both 3/8" and 1/2" pex pipe to this and if so, does it include both sizes of connections? Thanks!!
Helpful? Yes No
Both 3/8" and 1/2" PEX tubing can be connected, but his specific model (51073) has only 1/2" PEX adapters. You may purchase 3/8" adapters (part# 50023) if needed.
By PexUniverse Customer Service on 08/19/2019
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