FLYNN JAMES – Fire Rated Openings Planner

Wall length (mm) Wall height (mm) Stud centres (mm) Stud module offset (mm)

Stud width (mm) Snap tolerance to stud (mm) Min opening separation (mm) Deflection head depth (mm) Project / Ref

Opening preset Selected-item dimensions (optional)

Socket → door min. (mm) Show boarded Show grid Zoom

Reveal board defaults

W / H and X / Y in the schedule are measured inside the reveal boards. Door reveals are to the sides and head only. Use the schedule’s reveal dropdown to override one opening. Spacing checks use the outside of the reveal lining. Reveal boards are shown in the enlarged service layout.

Drawing mode Elevation title Selected opening reveals Dimension text size Show placed dimensions

Select an item to move it. Arrow keys: 10 mm; Shift: 100 mm; Alt: 1 mm.

Services and direct seals

Service locationSpacing presetMeasure spacing fromTo opening edge (mm)Same detail/type (mm)Different / unknown (mm)

Direct seal → direct sealDirect seal → buildersworkDirect seal → damper

Minimum clear distances, mm. Direct seals cannot overlap framing, channels, deflection zones, openings, sockets or structures.

Service typeDiameter / width (mm)Height (rectangular)Insulation each side (mm)Seal beyond insulation (mm)

Selected serviceReference / materialTested detail / spacing groupCentre X from clear leftCentre Y from clear top

Selected service: detail-specific spacing overrides

Edge override (mm)Same-type override (mm)Other-type override (mm)

Service view zoomShow seal envelopesShow service numbers

Choose an opening, set a service size and click Place service, then click inside the opening or its enlarged view below. Drag services or their selected resize handle; arrow keys also work. Seal thickness is a user-entered envelope, not a product specification. Unassigned detail groups use the different-type gap. The larger of two service-specific gap requirements wins.

Auto studs

Added studs (jamb support)

CHECK

OPENING SCHEDULE

All dimensions in mm

Disclaimer: This tool is provided as an aid to assist with planning and coordination of openings in metal stud partitions. It does not constitute design approval or confirmation of compliance. All arrangements must be checked against the relevant tested / assessed systems, manufacturer instructions, project specifications, and applicable standards to confirm that all requirements have been met.