Description

The Ultimate Plumber’s Companion: 8″ Wide Mouth Deep Jaw Spanner

The 8-Inch (205mm) Deep Jaw Wide Opening Spanner is a specialist hardware tool designed to solve the most common headache in UK plumbing: reaching large-diameter fittings in confined spaces. At ECO Heat Shop, we curate tools that improve efficiency and reduce the risk of hardware damage. By using a spanner with a slim-head profile and a 38mm wide opening, you can easily navigate behind basins, under baths, and inside boiler casings where a traditional heavy-duty wrench simply won’t fit.

Forged from Chrome Vanadium (Cr-V) steel, this spanner offers the perfect balance of lightweight portability and industrial-strength torque. The deep-jaw design ensures more surface contact with the fitting, significantly reducing the chance of “rounding off” expensive brass or plastic nuts—a key factor in maintaining a sustainable and professional-grade installation.

Key Features & Professional Benefits

• Extra-Wide Jaw Capacity: Opens up to 38mm, allowing an 8-inch tool to tackle 1.5″ waste fittings and large radiator valves usually reserved for bulky 12-inch wrenches.
• Ultra-Slim Head: The tapered jaw tips are designed to slide into the narrowest gaps, perfect for modern thermostatic mixing valves (TMVs) and monobloc tap backnuts.
• Ergonomic Comfort Grip: Features a high-grip, oil-resistant handle that provides maximum leverage and control even when hands are wet or greasy.
• Non-Protruding Moveable Jaw: The adjustment rack does not protrude from the head when fully open, allowing for a much tighter turning circle in restricted areas.
• Laser-Etched Scale: High-visibility metric markings on the jaw face allow you to pre-set the width or measure pipe diameters instantly.

Technical Specifications

Why Source Trade Tools from ECO Heat Shop?

As a specialist UK-registered hardware provider (Company No: 16383897), we only stock tools that we know can withstand the rigours of the British plumbing and heating industry. This deep-jaw spanner is a trade-favourite because it replaces multiple bulkier tools, lightening your tool bag while increasing your capability on site. We offer fast UK shipping and professional-grade support for every customer.

Expert Tip: When using a wide-opening spanner on plastic waste fittings, always ensure the jaws are adjusted as tightly as possible to the nut before turning. This tool’s deep jaw is particularly effective at spreading the torque across the flat of the nut, preventing the distortion that often leads to leaks in 40mm and 50mm waste systems.

ECO Heat Shop: Your trusted UK source for professional plumbing tools, genuine boiler spares, and sustainable hardware solutions.

Additional information

Home Delivery Information:

We offer reliable home delivery services to ensure your products reach you safely and promptly. Here’s what you can expect:

• Delivery Time: Standard delivery times are between 3-5 business days.

• Tracking: Once your order is dispatched, you’ll receive a tracking number to monitor your delivery.

• Delivery Areas: We deliver to all areas within the UK, excluding some remote locations.

• Cost: Delivery costs are calculated at checkout based on the delivery address and order size.

• Special Instructions: If you have specific delivery instructions, please include them at the time of purchase.

For more information or specific delivery queries, please get in touch with our customer support team.