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Description
CT1 Miracle Seal is a professional-grade leak sealer engineered to permanently fix small leaks and weeping joints in closed heating systems. Compatible with all water-based coolants and anti-freeze, it works without draining the system — making it the go-to solution for heating engineers, plumbers, and trade installers across the UK.
CT1 Miracle Seal – Guaranteed Permanent Leak Sealing for Radiators & Heating Systems
Unlike conventional leak sealers, CT1 Miracle Seal uses a revolutionary formula that will not clog or block the system. It targets and seals leaks in radiators, hose pipes, water pumps, and can even seal hairline cracks in an engine block. Its built-in anti-corrosion and lubrication additives provide ongoing protection to the entire system, extending service life and reducing maintenance call-backs. Supplied in a 250ml bottle for straightforward, no-drain application.
- Permanently seals small leaks and weeping joints in closed heating systems
- Effective on radiators, hose pipes, water pumps, and hairline cracks in engine blocks
- Will NOT clog or block the system — guaranteed safe formula
- Compatible with all water-based coolants and anti-freeze
- Contains anti-corrosion additives for long-term system protection
- Contains lubrication additives to reduce wear on pump seals
- Can be used preventatively to guard against future leaks
For a fast, reliable fix that lasts, CT1 Miracle Seal 250ml is the professional's choice — order today from ACAS Electrical with fast UK delivery.
Frequently Asked Questions
Find answers to common questions about our products and services
We offer standard delivery (2-5 working days) and express delivery (1-2 working days). Free standard delivery on orders over £85. All orders are tracked, and you'll receive updates via email.
We accept returns within 30 days of delivery. Items must be unused and in original packaging. Simply contact our customer service team to initiate a return. Refunds are processed within 2-5 working days once items are received
Feel free to drop us a message using the chat button in the bottom right, and one of our team members will get back to you as soon as they can. Alternatively, you can give us a call on 01924 4222999 (Ext 2) or send us an email at acaselec@gmail.com
Yes, all our products are fully certified and sourced from trusted UK suppliers.
We only stock genuine items from reputable brands, ensuring every product meets UK safety and quality standards. All products are held in our UK warehouse.
Our customer support team is available Monday-Friday, 9am-5pm. You can reach us via email, phone, or live chat. We aim to respond to all enquiries within 24 hours.
Yes, we offer competitive pricing for trade customers and bulk orders. Contact our sales team for a custom quote on larger quantities or ongoing supply arrangements.