Used in conjunction with underfloor vent system and cavity sleeves to provide ventilation below suspended ground floors and through external walls.ColourBrownDescriptionUsed in conjunction with underfloor vent system and cavity sleeves to provide ventilation below suspended ground floors and through external walls.MaterialPlasticPack Dimensions L x W x H mm374 x 235 x 276Pack Weight kg2.212Product CodeLOC1201ABBRSize mm215 x 69 x 60.