--- title: Do I need to fill cracks in the floor? description: Yes, we do recommend that cracks get filled with any commercially available patch compound or one of our industrial-grade crack filling or patching products. --- [Skip to content](https://help.armorpoxy.com/knowledge/do-i-need-to-fill-cracks-in-the-floor#main-content) English Show submenu for translations [![et\_black\_logo\_horizontal.png\]](https://help.armorpoxy.com/hs-fs/hubfs/email_template_files/et_black_logo_horizontal.png?height=44&name=et_black_logo_horizontal.png)](https://armorpoxy.com/) Open main navigation Close main navigation - English Show submenu for translations - [Go to armorpoxy.com](https://armorpoxy.com/) [Go to armorpoxy.com](https://armorpoxy.com/) Product Support Help Center - There are no suggestions because the search field is empty. 1. [Help Center](https://help.armorpoxy.com/knowledge?hsLang=en) 2. [Prep And Application](https://help.armorpoxy.com/knowledge/prep-and-application?hsLang=en) 3. [Armorclad: Epoxy System](https://help.armorpoxy.com/knowledge/prep-and-application?hsLang=en#armorclad-epoxy-system) # Do I need to fill cracks in the floor? ## Yes, we do recommend that cracks get filled with any commercially available patch compound or one of our industrial-grade crack filling or patching products. Yes, we do recommend that cracks get filled with any commercially available patch compound or one of our industrial-grade crack filling or patching products. We offer a variety of concrete patches, crack fillers and joint sealers and epoxy mortar resins to fill virtually any crack, hole, spalling or damage to your floor. See this link for info on our product offerings. We even offer a complete hairline crack repair kit which even includes the joint grinder. Since ArmorClad is a liquid, it will run into large cracks and could be noticeable. We don’t recommend filling expansion joints, they should be left alone and just coated with the ArmorClad. If you do want to fill your expansion joints contact us to purchase the correct joint fill product. We also offer 2-part Extremely Strong Crack Filling System for large cracks and chipping hairline fractures. Our most popular and easy to use crack repair product for hairline cracks and small dings in the floor is our  [Crack Repair Epoxy Putty](https://armorpoxy.com/products/crack-repair-epoxy-putty/) See the video below on how to apply!   - [Help and Support](https://help.armorpoxy.com/knowledge/help-and-support?hsLang=en#main-content) - [Email Product Support](https://help.armorpoxy.com/knowledge/help-and-support?hsLang=en#email-product-support) - [Contact Support](https://help.armorpoxy.com/knowledge/help-and-support?hsLang=en#contact-support) - [Showroom Visits](https://help.armorpoxy.com/knowledge/help-and-support?hsLang=en#showroom-visits) - [Warranties](https://help.armorpoxy.com/knowledge/help-and-support?hsLang=en#warranties) - [Product Info and Questions](https://help.armorpoxy.com/knowledge/product-info-and-questions?hsLang=en#main-content) - [General Information](https://help.armorpoxy.com/knowledge/product-info-and-questions?hsLang=en#general-information) - [ArmorClad: Epoxy System](https://help.armorpoxy.com/knowledge/product-info-and-questions?hsLang=en#armorclad-epoxy-system) - 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