Fire Door Gap Gauge,1-15 mm Precise Wedge Door Gap Measuring Tool,Durable Functional Engineering Ruler,Feeler Gauges for House Engineering Inspection Flatness Measuring Tool Ruler (0.5mm)

• Accurate Gap Measurement (1–15 mm) – Designed with a precision wedge shape ranging from 1 to 15 mm, this tool allows for accurate measurement of door gaps, floor clearances, and fire door compliance.
• Clear 0.5 mm Scale Increments – Features easy-to-read 0.5 mm graduations, ensuring fast and reliable readings during inspections, installations, or daily checks.
• Durable and Hard-Wearing Material – Made from strong, impact-resistant engineering plastic that withstands frequent use without warping or damage—perfect for on-site professionals.
• Portable and User-Friendly Design – Lightweight and compact, ideal for single-handed operation in tight spaces. Fits easily into toolboxes or pockets for quick access on the job.
• Multi-Purpose Engineering Tool – Suitable not only for checking fire door gaps but also for floor levelling, hinge alignment, and property inspections. A must-have for engineers, surveyors, and building professionals.

Ensure precise and reliable measurements every time with our Fire Door Gap Gauge, designed for professionals and DIY enthusiasts alike. Crafted with a durable, wear-resistant material, this 1–15 mm wedge-style gap measuring tool is ideal for checking the clearance and alignment of fire doors, internal doors, and various architectural fittings. Its precise tapered edge enables accurate gap detection across a range of door installation scenarios, ensuring compliance with building safety regulations and fire safety standards. Lightweight and portable, this functional engineering ruler fits easily in your tool bag, making it the perfect companion for site inspections, carpentry, and property maintenance. With a clearly marked 0.5mm precision scale, this feeler gauge allows for fast, repeatable results and confident quality control when inspecting flatness, measuring small gaps, or checking fire door compliance. Whether you're a building inspector, joiner, or facilities manager, this is the essential tool to ensure your work meets professional standards.