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Small white brass valve with black aluminium handle, dual G1/4 threads

Barrow Mods

Barrow Mods G1/4" Mini Valve Black Handle White Body TLQFS-V1 diy cooling

SKU CH-PZJJ-VN7N1

Controls liquid flow in custom loops with a compact G1/4" valve featuring an aluminium handle and brass body

  • Product typeFittings

Color Black

  • True Hi-Flow design maximises coolant throughput
  • Aluminium handle gives precise manual flow control
  • Compact mini valve fits tight loop layouts
  • Brass body with white finish resists corrosion
  • Dual G1/4" threads connect to standard fittings

Compact G1/4" Flow Valve

This Barrow Mods mini valve provides a manual shut-off point inside a custom water-cooling loop. Its aluminium handle turns smoothly to open or close the passage, letting you isolate a section for maintenance or draining without disconnecting tubing. The white brass body and black handle give a clean, two-tone look that fits monochrome or high-contrast builds. Dual G1/4" threads make it a direct drop-in for standard fittings.

For builders adding drain or fill points

The valve suits anyone who wants a low-profile on/off control at a reservoir, radiator or inline location. It is not for loops that require electric actuation, remote monitoring or automatic safety shut-off. Users needing a higher flow coefficient than a mini-body design can deliver should consider a full-size ball valve instead.

Dual G1/4" threaded ports

Both ends use the industry-standard G1/4" parallel thread, so the valve accepts any compatible compression, barb or push-fit fitting. This single specification determines whether the component matches the rest of your loop hardware.

How it compares

Measured against everything we stock in Heatsinks & Water Blocks, at today’s prices. Recalculated every night.

Price $10.99
Cheaper than about 68% of the 609 comparable items (median $15.99).

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Specifications

Product
Product typeFittings

Other versions of this model

5 more in the same range

Questions about this item

Will the G1/4" threads on this mini valve fit standard water-cooling fittings and tubing?

Yes, it has dual G1/4" threads which are the universal standard for PC water-cooling components, so it connects directly to any G1/4" fitting or block.

How do I install the valve in the loop and what is the common mistake to avoid?

Screw the valve between two G1/4" fittings using the brass body flats; the step people miss is forgetting PTFE tape or an O-ring on both threads, which causes leaks when the loop is pressurised.

What maintenance will this aluminium-handle valve need over time?

Periodically operate the handle through its full range to prevent the internal seal from sticking, and inspect the brass body threads and O-rings for corrosion or wear during routine loop draining.

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