For November 2017 Ars Magica writing challenge – I’m doing one spell a day.
Insulation for the Dedicated Halls
Perdo Imagonem 25, R: Touch, D: Sun, T: Structure
This effect stops any sounds from entering or leaving the structure, granting the “Well Insulated” lab virtue (+1 Safety, +1 Aesthetics).
(Base 3 to remove sound, +1 Touch, +2 Sun, +3 Structure)
Device effect total 29 (2 uses per day +1, environmental trigger +3 = constant)
This spell is part of the free new spells compendium for Ars Magica.