Buy KOS Fire Cement cartridges in Black and Buff. Heavy-duty, high-temperature sealant ideal for chimneys, flues, firebricks, and stoves.
📋 PRODUCT FEATURES
✨Extreme Thermal Protection: Formulated to withstand intense continuous heat, making it perfect for reinforcing joints inside high-temperature environments.
✨Tough, Smoke-Tight Seals: Cures into a stone-hard finish that provides an completely airtight seal to contain toxic combustion gases, smoke, and fumes.
✨Ready-Mix Paste: Requires no mixing or measuring—simply load the convenient cartridge into a standard mastic gun for quick, mess-free application.
✨Multi-Surface Adhesion: Provides excellent direct bonding to common hearth materials, including cast iron, firebricks, clay flue liners, and fire block masonry.
✨Prevents Chimney Fire Spread: Designed specifically to securely seal internal joins in domestic chimneys, woodburner flues, and firebox surrounds.
📐 Size / Volume: Standard 310ml trade-size mastic cartridge, designed to fit all standard sealant caulking guns.
Available in two colours:
⚫ Black
🟨 Buff
🚚 DELIVERY:
Orders placed before 4pm will be despatched on the next working day. You can expect to receive your items 2-4 working days after despatch. If there are any issues with your order, a member of our team will be in touch. This item must be signed for and checked on delivery. In the very unlikely event that your item is lost or damaged during transit, please contact us immediately.
🚘 COLLECTION:
Free collection is available from FDC, within 2 working days of receipt of your order, we will contact you when the item is ready to arrange a collection time. Please note our opening hours are Monday to Friday 9:00am - 12:00pm, and 1:00pm to 3:00pm.
➡️ If you choose to collect please note our collection address is:
FDC (UK) Limited, Drews Yard, Hindon Road, Dinton, Wiltshire SP3 5EH
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💯 If you are not 100% satisfied with your purchase, you can return the product and get a full refund or exchange the product for another one, be it similar or not. You can return a product up to 14 days from the date you purchased it, buyer pays return postage. Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt. Read our full returns policy here.