Variation of condition 2 (approved plans), condition 3 (Bat roost elevation, bat mitigation and block plan) and condition 6 (Bat Roost building) of permission 21/P/1411/MMA (Minor material amendment to planning permission 19/P/3096/FUL (Conversion of agricultural barn to 1no. dwelling) to allow for the addition of a dormer to rear (north west) elevation and the installation of an Air Source Heat Pump outdoor unit) to vary the details of the bat roost mitigation strategies