15WUD/20WUD Reliable and compact, perfect for ventilating your bathroom • HP Condenser motor • Well lubricated bearing • Advanced blade design • Operated by pull cord • Metallic shutter axis • Window mount• Complies with IPX4 (Outside) 15WHPCT/20WHCT Reliable and compact, perfect for ventilating your bathroom • HP Condenser motor • Hood & Bent End Shutter for Rain Proof and Wind Resistible • Advanced blade design • Unique Mounting Brackets for Easy Installation • Window mount• Able to fix on a g