At a glance
Decide Mineral wool from the 1000 noncombustible shorthand note and the figure 1000 in Safety & fire class. Use Polyurethane foam in Safety & fire class only as contrast. A shopping guess that drops 1000 does not replace the dossier you can already open.
Atlas Verification Checklist
0 / 4 verifiedCheck each criteria to confirm findings against the atlas verdict.
Open the existing chapter · Mineral wool / noncombustible shorthand (1000)
Open the Safety & fire class chapter of Mineral wool and write 1000 beside 1000 on the noncombustible shorthand note before you accept a shopping guess. A figure that leaves that chapter is no longer the basis of the decision you can defend.
Keep the figure attached · Mineral wool / noncombustible shorthand (1000)
Keep 1000 attached to Mineral wool and to the noncombustible shorthand note in Safety & fire class. If a shopping guess moves the figure onto Polyurethane foam or onto a different year, put it back on the page that already exists.
Stay inside the limit · Mineral wool / noncombustible shorthand (1000)
This is a heat, fire, or flex decision, not a shopping list, and alloy or code can move the safe choice. The noncombustible shorthand note is a way to read Mineral wool around the figure 1000. It does not add a method, a rank, a cure, or a promised result beyond that page.
Use the second page as contrast · Mineral wool / noncombustible shorthand (1000)
Open Polyurethane foam in Safety & fire class only to see a different existing page. Do not let that page supply missing facts for the 1000 noncombustible shorthand note on Mineral wool. Two dossiers side by side are still two dossiers.
This is a heat, fire, or flex decision, not a shopping list, and alloy or code can move the safe choice. Check 1000 on Mineral wool in the Safety & fire class chapter before you act on a shopping guess.
Does the noncombustible shorthand note replace the Mineral wool dossier?
No. The note tells you to read the Safety & fire class chapter of Mineral wool first and to keep 1000 beside 1000. The dossier remains the source.
Can Polyurethane foam override the figure 1000?
No. Polyurethane foam is only a contrast in Safety & fire class. It cannot erase 1000 on the noncombustible shorthand note.
What if a newer shopping guess ignores 1000?
Keep both dates. A later shopping guess does not delete 1000. Return to the Safety & fire class chapter and write down the clash instead of keeping the louder version.