Shower Enclosures - Offset Quadrant Showers Is Very Good for Small Baths Purchasing and installing offset quadrant shower enclosures is just a rather versatile bathroom accessory that allows the user to like an even more private space of the bathroom. They're generally characterized by their shape, which has two walls in right angles. A counter quadrant shower enclosure may provide a wide variety of different bathroom features. Royalbathrooms.co.uk