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HL-0001 Argon Gas Regulator with Dual Flow Meters

4.7 (150 reviews)
£81.80RRP £99.5818% OFF

£81.80 inc. VAT (£68.17 ex. VAT)

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Why Choose NotTool

Master Dual-Line Shielding & Back-Purging Efficiency

The NotTool HL-0001 Dual Flow Argon Gas Regulator is engineered for UK fabricators and TIG welding specialists who demand complete control over their shielding gas environment. Standard single-outlet regulators force welders to purchase second gas cylinders, install leaky Y-splitters, or compromise on weld root protection. With our precision dual outlet argon regulator, you can power your main TIG torch while running an independent back-purge line simultaneously from one bottle-saving floor space and cylinder rental fees.

Eliminate Weld Sugaring & Oxidation

Stainless steel pipework, exhaust headers, and titanium fabrications require oxygen-free back-purging to prevent heavy oxidation and 'sugar craft' root contamination. The NotTool dual flowmeter regulator features twin high-impact polycarbonate flow tubes calibrated from 0 to 30 L/min. Each channel is governed by its own micro-metering needle valve, giving you pinpoint control over torch coverage and purge pressure without cross-flow interference or output fluctuations.

Industrial UK Specification & Build Quality

Forged from high-tensile solid brass and fitted with an international standard BS341 No.3 side inlet connection, this regulator threads effortlessly onto standard UK pure Argon and Argon/CO2 cylinders (BOC, Air Products, SGS, Adams Gas). High-sensitivity neoprene diaphragms maintain stable delivery pressure up to 4.0 bar, while dual brass mesh inlet filters capture bottle particulates before they reach your torch valve. Fully compliant with BS EN ISO 2503 and ISO 5171 pressure gauge standards.

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Technical Specifications

Inlet Connection
BS341 No.3 (Standard UK Argon fitting)
Outlet Connection
Standard 3/8" BSP Male with 6mm Hose Tails
Flow Rate Range
Twin 0-30 L/min dual flowmeters
Max Inlet Pressure
200 Bar (3000 PSI)
Outlet Delivery Pressure
Preset 3.5 - 4.0 Bar
Gas Compatibility
Pure Argon, Argon/CO2 Mix, Helium
Standards Compliance
BS EN ISO 2503 / ISO 5171 / UKCA / CE
Body Material
Industrial Forged Solid Brass

Price Comparison

See how our price compares across UK retailers

NotTool UK (Specialist)BEST
£81.80
Delivery: FREEWarranty: 12 months + UK Support
eBay (est.)
£102.25
Delivery: VariesWarranty: Seller dependent
High Street RRP
£130.88
Delivery: N/AWarranty: Varies

Prices checked 5 August 2026. Prices may vary.

Customer Reviews

4.7 out of 5Based on 150 reviews

As a pipe fabricator working on offshore stainless manifolds, back-purging is non-negotiable. This NotTool dual flowmeter regulator eliminated the need for us to drag two heavy argon bottles onto the shop floor. Flow control is steady as a rock.

Callum MacLeod, AberdeenManchester

Replaced an old Y-splitter setup that was leaking gas every week. The independent needle valves on this dual regulator mean I get zero pressure surge when I strike the arc while purging. Top quality brass construction.

Gareth Davies, SwanseaBristol

We build custom titanium exhaust systems for motorsport teams. Sugared root welds mean failed headers. The NotTool regulator lets us fine-tune purge rates down to 3 L/min cleanly. Best £60 spent in the workshop.

Marcus Vance, SilverstoneBirmingham

Cracking piece of kit. Solid brass threads fit our BOC bottles perfectly. Only minor thing is the twin flow tubes make it slightly taller on the cylinder, but performance is 10/10.

Declan O'Connor, ManchesterEdinburgh

Saved me hundreds on monthly bottle rental fees by allowing me to run both TIG torch and purge line off one single bottle. Next day delivery to West Midlands was brilliant.

Sanjay Patel, BirminghamLeeds

Much better than the cheap alloy regulators on eBay. Actual forged brass body with BS341 threads that lock up seal-tight. Clear L/min markings.

Liam Thorne, BristolSheffield

Cleanest stainless TIG root welds I've produced in 15 years. Having twin flow meters right in front of you makes adjusting back-purge on the fly effortless.

Alistair Crawford, GlasgowGlasgow

Frequently Asked Questions

NotTool

NotTool manufactures industrial-grade gas regulation equipment for UK fabricators, motorsport engineers, and precision welders. Built to rigorous BS EN ISO 2503 standards, our dual flow argon regulators deliver leak-free gas control and independent back-purging directly from a single standard UK bottle.

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