GFS 543 Pipe Thread Sealant - 50ml

Get strong, durable, leak-proof joints with GFS® Pipe Thread Sealant 50ml — a fast-curing, high-performance sealant for industrial, automotive and domestic plumbing systems. Odourless, corrosion-resistant formula provides long lasting sealing and protection even in harsh conditions.

For metal threaded fittings such as iron, steel and brass this professional grade sealant meets WRAS, DVGW and EN 751-1 standards so you can use safely and compliantly across gas and water systems.

Key Features & Benefits

• Fast curing – Handling strength in a few hours, fully cures in 24 hours for quick installation.
• High performance sealing – Locks and seals metal threaded pipes and fittings to prevent leaks.
• Temperature resistant – Performs between -50°C and +150°C, ideal for hot and cold water systems.
• Chemical resistant – Resists fuels, oils, coolants and hydraulic fluids.
• Odourless and corrosion resistant – Safe to use, non-offensive and protects pipework from corrosion.
• WRAS, DVGW & EN 751-1 approved – Certified for gas and water systems to UK and European standards.
• Easy to apply – Precision nozzle for direct, clean application to threaded joints.
• Compact and convenient – 50ml bottle for multiple uses and easy storage.

Ideal For

• Professional plumbers and installers
• Industrial, automotive and domestic systems
• Water, gas and LPG service connections
• Metal pipework and threaded fittings

Why Buy

GFS® Pipe Thread Sealant is quick curing, strong sealing and resistant to temperature, chemicals and vibration. Trusted by professionals it’s the solution for durable, leak-proof joints across multiple systems — so you can work faster, cleaner and with total confidence.

Seal it right, seal it fast — add GFS® Pipe Thread Sealant 50ml to your basket today and get professional grade performance with every connection.