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Plastic Steel Putty is a versatile, high-performance waterproof and mould-resistant grout sealant, specifically designed to address joint issues in damp environments such as kitchens and bathrooms. Featuring an innovative formula, it offers exceptional adhesion, flexibility, and durability. Once cured, it achieves a glossy, porcelain-like finish, providing long-lasting protection against mould, water, and stains. This set includes one 125ml tube of white Plastic Steel Mud and a multi-purpose trowel, enabling effortless application for professional-grade edging, joint filling, and leak sealing.
✨ Key Selling Points
✅ Powerful Waterproofing & Mould Resistance
Completely blocks moisture penetration, prevents mould growth, and resolves issues like blackened, odorous, or peeling joints in kitchens and bathrooms.
Can be applied directly to damp surfaces or even underwater without waiting for drying – sets instantly upon application.
✅ Lasting Ceramic-Like Brilliance
Cures to a smooth, fine-textured surface with enduring colour, achieving a ceramic-like lustre that resists yellowing, staining, and is easy to clean.
✅ Exceptional Environmental Adaptability
Withstands temperatures from 70°C to -30°C, suitable for indoor/outdoor use year-round.
Strong adhesion on diverse substrates including tiles, ceramics, metal, and glass.
✅ Simple and swift application
Squeeze-tube design requires no caulking gun – simply squeeze and spread.
Compatible with multi-purpose applicators for smooth levelling and easy excess removal.
✅ Eco-Friendly, Safe & Healthy
Odourless and solvent-free with an environmentally conscious formula for peace of mind in domestic use.
✅ Durable Flexibility & Crack Resistance
Fine paste texture resists sagging; cures with elasticity to accommodate substrate thermal expansion and contraction, minimising cracking.
🛠 Set Contents
Plastic Steel Putty (White) 125ml-300g
Innovative nitrogen-filled packaging preserves freshness for immediate use.
Suitable for grouting, edging, leak sealing, bonding and more.
Multi-purpose Spatula
Lightweight and easy to use, it scrapes cleanly to level surfaces and remove excess adhesive.
Enhances efficiency and finish across various adhesive applications.
🧰 Application Areas
Kitchens: worktop joints, sink edges, wall tile grouting
Bathrooms: toilet base, basin edges, shower enclosure joints, corner edging
Other: skirting boards, window frames, pipe connections, roof gaps
📦 Instructions for Use
Clean the application surface, ensuring it is free of grease and dust.
Cut open the plastic steel putty tube and fit the included nozzle.
Apply the compound evenly along the seam and smooth with the putty scraper.
Allow to cure (surface dry in approximately 30 minutes, fully cured in approximately 24 hours).
The putty scraper can be used at any time to remove excess compound, maintaining a tidy workspace.
🌟 Why Choose the Plastic Steel Putty Kit?
One-stop solution: One tube of sealant + one tool meets common household repair and grouting needs.
Proven performance: Tested for durable sealing in damp and underwater environments, with freeze and heat resistance.
Long-lasting aesthetic protection: Prevents leaks and mould while enhancing home visual cohesion.
Cost-effective DIY: Achieve professional results without specialists.

