No not all interior walls have fire blocks.Click to see full answer. Just so, are fire blocks required?Code requirements for adding fire blocking and draft stopping apply mainly to new construction. But if you’re finishing a basement, putting on an addition, remodeling a room, or just running pipes or wires through a plate, you’ll need to include fire blocking.Also, how far apart are fire blocks? Fire Blocking Purposes 2, state that fire blocking is required vertically at the ceiling and floor levels and horizontally at intervals not exceeding 10 feet. Additionally, IBC Section 718.2. Also know, where do I need fire blocking? Fireblocks are required between floors, between a top story and a roof or attic space, in furred spaces or the cavities between studs in wall assemblies, at connections between horizontal and vertical spaces created in floor joists or trusses, soffits, drop or cove ceilings, combustible exterior wall finishes andIs insulation a fire block?Drywall, certain sealants and expanding foams, framing lumber, fiber cement board, and densely packed fiberglass or mineral wool insulation are among the acceptable materials to use for fire blocking. But to be on the safe side, ask your local building official which will work best for your project.