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Description
FC1 is C-TEC's all-in-one filler and caulk, filling and sealing gaps in one product with a super-smooth finish that needs no sanding. FC1 filler and caulk fills up to 25mm in a single application and can be painted or papered in as little as one hour.
FC1 Filler and Caulk Features
- Works as both a filler and a decorator's caulk
- Fills up to 25mm in one application with no slumping
- Paint or paper in as little as one hour
- Smooth finish with no sanding
- Acrylic elastomer formula for flexibility; solvent-free
- Apply from 5°C to 40°C
Where Is FC1 Used?
Use FC1 around door frames, skirting, architrave, window sills and coving, and to fill cracks in wood, brick, plaster and plastics before decorating.
Buying for the trade? The FC1 12 pack offers better value. For deeper repairs up to 75mm, see FC1 Patch & Fill.
Order FC1 filler and caulk today for fast UK delivery from ACAS Electrical, with next-day delivery available at checkout.
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.


