Toggle Nav
0333 355 0535
My Account
Login Register Now
Shopping Cart
Advanced Search
main product photo
33% OFF

Jarvis

Catering Specialist
Reset

Hello! 👋

Hi there, I'm Jarvis! I see you're looking at the Commercial Stand Pipes | Plumbing Strainers | Food Waste Disposal | Buffalo GC592. How can I help you with the technical specs or suitability for your business today?

Jarvis is an AI assistant and may occasionally provide incorrect details. To ensure your equipment fits and functions perfectly, we recommend verifying all critical specifications-including dimensions, power requirements, and compatibility-with our expert sales team prior to purchase.For orders or stock, call 0333 355 0535

How can we help? Choose an option below

Select an option to get started. We're here to help!

Product Questions

Specs, suitability, features & comparisons

Other Enquiries

Delivery, warranty, invoices & customer service

Product questions are answered instantly. Our support team typically responds within minutes.

Non Branded In Stock

Commercial Stand Pipes | Plumbing Strainers | Food Waste Disposal | Buffalo GC592

SKU: GC592
£46.91 / exc vat
£56.29/ inc vat
  • Universal Fit
  • Brass Back Nut
  • Detectable Blue Pipe
  • Sink-Safe Material

Order by 12pm

Price Match

UK Warehouse

Have a quick question about this product?
Ask instantly →
Features Overview Specifications Case Study Reviews Installation Buying Guide FAQ

Product Overview

Here’s a small but mighty piece of kit that every commercial kitchen needs. The Buffalo GC592 commercial stand pipe is your first line of defence against the dreaded blocked sink. Designed to fit perfectly into standard commercial sinks, it acts as both a plug to fill the basin and  a strainer to catch all those pesky food scraps, peelings, and  other bits that would otherwise cause a plumbing nightmare. It’s a simple, effective solution to a very common and  costly problem.

This isn't just for Michelin-starred restaurants; it’s for any bustling café, pub, school canteen, or takeaway that relies on a free-flowing pot wash area. If your team is constantly battling with slow-draining sinks or fishing out bits of food with their hands, this is the upgrade you need. Its universal design and  robust construction mean it’s ready to work hard from day one, fitting into sinks with a 70mm or 80mm flange, which covers most models out there.

Featuring a tough brass back nut for a secure, leak-proof fit and  a cleverly designed blue standpipe that’s easy to spot in soapy water, the Buffalo GC592 is built with real-world kitchen challenges in mind. Stop wasting time and  money on emergency plumbers and  invest in a bit of kit that keeps your wash-up station running like clockwork. It’s the definition of 'fit and  forget' reliability for your kitchen's plumbing.

Key Features and  Benefits

  • Universal Fit: Connects easily to most standard 70/80mm flanged commercial sinks.
  • Brass Back Nut: Provides a much stronger, more reliable, and  leak-free fitting.
  • Detectable Blue Pipe: Makes it incredibly easy to find and  grab in a busy sink.
  • Sink-Safe Material: Won't chip or damage the base of your sink if dropped.
  • Effective Food Waste Straining: Stops large food debris from causing expensive drain blockages.
  • Standard 1.5" Waste: Connects seamlessly to your existing standard UK plumbing setup.
  • Optimised for 250mm Sinks: Perfectly sized for the most common depth of commercial sinks.
  • Durable Construction: Built tough to withstand the daily demands of a busy kitchen.

Technical Specifications

  • Brand: Buffalo
  • SKU: GC592
  • Dimensions: 275(H) x 70(W) x 70(D) mm
  • Flange Diameter: 80mm
  • Weight: 0.45kg
  • Material: Plastic Standpipe with Brass Back Nut
  • Waste Size: 1.5 Inch Standard
  • Suits Sink Depth: Approximately 250mm

Expert Review and  Insights

As a maintenance expert, I see the damage that poor plumbing accessories cause. The Buffalo GC592 gets it right. It’s not fancy, but it’s thoughtfully designed. The brass nut is a huge plus for longevity, preventing the cracks and  leaks you see with cheaper plastic versions. The blue pipe is a clever touch for busy, low-visibility sinks. It's a professional-grade part that prevents costly call-outs.

Daniel Foster – Maintenance Expert View Profile →

  • Practical Design: The brass fitting offers superb durability over common plastic alternatives.
  • Fixed Height: It's specifically for 250mm deep sinks, so double-check your measurements.

Case Study: Real Business, Real Results

The team at 'The Anchor Inn', a bustling seaside pub in Whitby, were constantly dealing with a slow-draining pot wash sink, especially after a busy fish and  chips service. They upgraded their standard plug to the Buffalo GC592 stand pipe.

"Honestly, it’s such a simple thing but it has made a huge difference. The pot wash is faster, there are no more blockages, and  the team isn't wasting time trying to fix the drains. It just works."

Ben Carter – Pub Landlord

The result? They have eliminated sink blockages entirely, allowing their kitchen porters to work more efficiently and  speeding up the clean-down process by an estimated 15% each night.

Installation and  Maintenance Guide

Setting It Up

  • Ensure the sink hole and  flange are clean and  free from old sealant.
  • Place the strainer in the sink and  from underneath, hand-tighten the brass back nut for an initial fit.
  • Give the nut a final quarter-turn with a suitable wrench to secure it, but be careful not to over-tighten.
  • Connect your 1.5" waste trap and  fill the sink to test for any leaks before regular use.

Keeping It Going

  • At the end of each day, remove the standpipe and  rinse it thoroughly to clear any trapped food waste.
  • Wipe down the pipe and  the sink flange with a soft cloth and  mild detergent.
  • Avoid using harsh chemicals or abrasive scouring pads, which can damage the surface.
  • Periodically check that the back nut underneath remains snug and  tight.

Buying Guide: Choosing the Right Sink Waste & Plumbing

Not sure which plumbing part you need? It’s easy to get confused, but here’s what to look for to get it right first time.

Measure Your Sink First

The most important step! Check the diameter of your sink's plug hole (flange) and  the depth of the basin. This ensures the part you buy will actually fit.

Material Matters

For parts under tension like a back nut, brass is far superior to plastic. For the pipe itself, a durable, non-chip plastic is ideal for protecting your sink basin.

Consider the Strainer Type

Do you need to catch fine particles or just large food scraps? A standpipe is great for general waste, while a basket strainer is better for smaller bits.

Ease of Cleaning

Look for parts that are easily removable. A standpipe you can simply lift out and  rinse is far more hygienic and  convenient than a fixed strainer.

Match Your Plumbing

Check the waste outlet size. The UK standard for commercial sinks is 1.5 inches, so ensure your new part matches your existing traps and  pipes.

See all Standpipes

Frequently Asked Questions

Q: Will this Buffalo GC592 commercial stand pipe fit my sink?

A: It's a universal fit for most commercial sinks that have a 70mm or 80mm flange diameter. We always recommend measuring your sink before you order just to be certain.

Q: What is the purpose of the pipe being blue?

A: The bright blue colour makes it highly visible and  easy to locate and  retrieve, even in a deep sink full of soapy, murky water.

Q: Can I cut the pipe to fit a shallower sink?

A: We strongly advise against modifying the pipe. Cutting it will alter its function as an overflow and  may prevent it from working correctly.

Q: Is the strainer built-in?

A: Yes, the standpipe itself acts as a commercial food waste disposal strainer, preventing large items like vegetable peelings and  food scraps from entering and  blocking your drain.

Q: Why is a brass back nut better than a plastic one?

A: A brass back nut is far more durable. It won't crack under pressure or degrade from exposure to hot water, ensuring a long-lasting, leak-proof seal.

Q: What sink depth is this designed for?

A: This model is perfectly suited for sinks with a depth of around 250mm (10 inches).

Q: Is the 1.5" waste outlet a standard UK size?

A: Yes, 1.5 inches is the standard waste size for the vast majority of commercial kitchen sink plumbing in the UK, so it should connect without any issues.

Q: What does a stand pipe actually do?

A: It has two functions. When placed in the plughole, it allows the sink to fill with water. The height of the pipe also acts as an overflow, while the body of it strains waste.

What Customers Are Saying

"Does exactly what it's supposed to. The brass nut on the back gives a much better, tighter seal than our old plastic one. No leaks, no problems."

Sarah Jenkins – Catering Manager, Birmingham

"A great bit of kit. I didn't think the blue colour would matter, but it's surprisingly handy when you're trying to find it in a sink full of bubbles!"

Tom Wilson – Café Owner, Manchester

"Fitted our standard commercial sink perfectly and  stopped our drain issues overnight. Feels very solid and  well-made."

Mike Davies – Head Chef, Cardiff

Add Review

The Unseen Hero: How Buffalo Keeps Your Kitchen Flowing

A stand pipe might not be the most exciting purchase for your kitchen, but its failure can bring service to a grinding halt. Buffalo understands that true kitchen efficiency comes from reliability in every component, big or small. This is why the GC592 is engineered for resilience, not just function. The deliberate choice of a solid brass back nut over a cheaper plastic alternative speaks volumes about a commitment to preventing long-term problems like leaks and  stripped threads. The sink-safe material protects your bigger investment—the sink basin itself—from chips and  damage. This focus on 'fit and  forget' durability means you're not just buying a plumbing part; you're investing in operational continuity. It's a small, smart decision that prevents the headache of emergency plumber calls, protects your property from water damage, and  eliminates a common source of daily frustration for your kitchen team.

Explore more from Non Branded

Why a Brass Back Nut is Your Best Defence Against Leaks

You'll often see sink fittings secured with a plastic nut. Think of that like trying to hang a heavy mirror with a bit of sticky tape – it might hold for a while, but it's destined to fail. The Buffalo GC592 uses a brass back nut, which is like using a proper rawl plug and  screw. Brass doesn't become brittle with hot water or crack under pressure like plastic can. It allows you to create a much tighter, more secure, and  properly water-tight seal underneath your sink. This tiny detail is your best insurance against the slow drips that can lead to damp cupboards, damaged floors, and  costly repairs.

Who Should Buy This?

  • Busy Restaurants: An absolute must-have for the pot wash station to prevent food waste from blocking drains during service.
  • Independent Cafés: A simple, low-cost upgrade that ensures your single sink area remains operational all day long.
  • School & University Canteens: The robust, easy-to-see design is perfect for high-volume kitchens where durability is key.
  • Mobile Catering Vans: Keeps your limited plumbing system clear and  functional, preventing service interruptions on the go.
Find equipment tailored to your type of business:

Shop for Cafes Shop for Hotels Shop for Restaurants View All Business Types

You Might Also Like

Why Choose EasyEquipment?

  • Trusted for 50+ Years

    We've been kitting out UK kitchens for half a century—we know our onions.

  • Speedy & Free Delivery

    Get your gear fast with free UK mainland delivery, often as soon as the next day.

  • Price Match Promise

    Find it for less elsewhere? We'll match the price, no quibbles or fuss.

  • Real UK Support

    Got a question? Our friendly, UK-based team is on the phone, ready to help you out.

Ready to Order?

Ready to banish blockages for good? Add the Buffalo GC592 commercial stand pipe to your basket for a simpler, cleaner kitchen workflow.

Add to Cart Call Us for Advice

Customer Reviews

How do you rate this product?

Your voice makes a difference! We value your honest feedback and would love to hear about your experience with our products.

Please take a moment to leave a review and help us grow together.