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Keep your radiators running efficiently with this premium solid brass radiator bleed key. Designed to fit all standard 5mm radiator valves, this tool allows you to quickly release trapped air and restore heat output across your home. Made from solid brass, it offers superior durability compared to cheap zinc or plastic alternatives. The corrosion‑resistant finish ensures long life, even with regular use. Why Choose This Brass Bleed Key ✔ Universal 5mm fit — compatible with all standard radiator valves ✔ Solid brass construction — strong, durable, corrosion‑resistant ✔ Easy‑grip design — bleed radiators quickly and safely ✔ Improves heating efficiency — reduces cold spots and noise ✔ UK stock — fast dispatch Ideal For Homeowners Landlords Heating engineers DIY maintenance A simple, essential tool for any home with radiators.

The ORIGINAL Radiator Lockshield Valve Key — UK Registered Design No. 6526940 This is the genuine, legally registered Lockshield Valve Key — protected under UK Registered Design 6526940, officially registered on 15 May 2026 and granted on 02 June 2026. “Design number: 6526940… Registration date: 15 May 2026… Grant date: 02 June 2026” Cheap copies on eBay or Temu? Forget them. This is the real one — stronger, more accurate, and legally protected. Engineered from the original 3D model, this key delivers unmatched strength, accuracy, and reliability. ⭐ ✔ You Receive TWO Keys — Always No matter which size you select from the dropdown, you will receive TWO matching keys in that exact size. This is now stated clearly and prominently to avoid any confusion. ✔ Why This Key Outsells Every Copy Official UK Registered Design — government‑certified originality Superior strength vs. cheap clones Perfect fit even in tight, awkward spaces Over 50 sizes available Every key checked with a plug gauge before dispatch Printed from the authentic registered design, not reverse‑engineered This is the only Lockshield Key made from the original design files. ✔ Measure Correctly — Get a Perfect Fit You must measure your valve correctly. You’ll need: AF (Across Flats) Spindle diameter Check the diagram in the photos section for guidance. ⚠ IMPORTANT — Photo Requirements If you send a photo for help choosing a size, it must: Show a tape measure actually touching and measuring the valve tab Be taken directly above the valve Be in focus Show the measurement clearly across the flats or square If the tape measure is near the valve but not measuring it, the photo is useless. Make sure the tape measure is physically aligned with the valve tab. If you’re unsure, message me — I’ll help you choose the right size. ✔ Important Notes If you order a square key, you will receive a square key If your valve is seized, this tool will not free it — replace the valve first Colour varies depending on what filament is running (orange, yellow, green, white etc....) Specific colours available on request Keys may differ slightly from photos (length, finish, shade) — but always fit perfectly ✔ Built for Real‑World Use 3D printed in high‑strength material, this key fits modern flat‑tab lockshield valves and traditional square valves. Designed for: Radiator balancing Heating system optimisation Professional installers DIY users who want accuracy ✔ Custom Sizes Available If your size isn’t listed, I can make it. I hold the original 3D models, so customisation is fast, precise, and reliable. ✔ Satisfaction Guarantee My aim is for you to be 100% satisfied. If anything isn’t right, message me — I’ll fix it. But please remember: You must measure your valve correctly. I cannot determine your size from a photo unless a tape measure is clearly visible and actually measuring the valve. ✔ Verified Authenticity Protected under: UK Registered Design 6526940 Registration date: 15 May 2026 Grant date: 02 June 2026 “the design… had been registered… in respect of… A lockshield valve key” This is the only legally registered version. Everything else is a copy.

The ORIGINAL Radiator Lockshield Valve Key — UK Registered Design No. 6526940 This is the genuine, legally registered Lockshield Valve Key — protected under UK Registered Design 6526940, officially registered on 15 May 2026 and granted on 02 June 2026. “Design number: 6526940… Registration date: 15 May 2026… Grant date: 02 June 2026” Cheap copies on eBay or Temu? Forget them. This is the real one — stronger, more accurate, and legally protected. Engineered from the original 3D model, this key delivers unmatched strength, accuracy, and reliability. ⭐ ✔ You Receive TWO Keys — Always No matter which size you select from the dropdown, you will receive TWO matching keys in that exact size. This is now stated clearly and prominently to avoid any confusion. ✔ Why This Key Outsells Every Copy Official UK Registered Design — government‑certified originality Superior strength vs. cheap clones Perfect fit even in tight, awkward spaces Over 50 sizes available Every key checked with a plug gauge before dispatch Printed from the authentic registered design, not reverse‑engineered This is the only Lockshield Key made from the original design files. ✔ Measure Correctly — Get a Perfect Fit You must measure your valve correctly. You’ll need: AF (Across Flats) Spindle diameter Check the diagram in the photos section for guidance. ⚠ IMPORTANT — Photo Requirements If you send a photo for help choosing a size, it must: Show a tape measure actually touching and measuring the valve tab Be taken directly above the valve Be in focus Show the measurement clearly across the flats or square If the tape measure is near the valve but not measuring it, the photo is useless. Make sure the tape measure is physically aligned with the valve tab. If you’re unsure, message me — I’ll help you choose the right size. ✔ Important Notes If you order a square key, you will receive a square key If your valve is seized, this tool will not free it — replace the valve first Colour varies depending on what filament is running (orange, yellow, green, white etc....) Specific colours available on request Keys may differ slightly from photos (length, finish, shade) — but always fit perfectly ✔ Built for Real‑World Use 3D printed in high‑strength material, this key fits modern flat‑tab lockshield valves and traditional square valves. Designed for: Radiator balancing Heating system optimisation Professional installers DIY users who want accuracy ✔ Custom Sizes Available If your size isn’t listed, I can make it. I hold the original 3D models, so customisation is fast, precise, and reliable. ✔ Satisfaction Guarantee My aim is for you to be 100% satisfied. If anything isn’t right, message me — I’ll fix it. But please remember: You must measure your valve correctly. I cannot determine your size from a photo unless a tape measure is clearly visible and actually measuring the valve. ✔ Verified Authenticity Protected under: UK Registered Design 6526940 Registration date: 15 May 2026 Grant date: 02 June 2026 “the design… had been registered… in respect of… A lockshield valve key” This is the only legally registered version. Everything else is a copy.