NOX Waterloo offers a variety of room types including Triple Studios, Double Studios, Family Studios, and Twin Studios. Smoking is not allowed in any of the rooms. The occupancy ranges from 2 adults in the Double Studios to 4 adults in the Family Studios. Bed sizes vary, with options including double beds, twin beds, and sofa beds.

The guests at NOX Waterloo hotel can make use of the various leisure amenities available. The hotel features a rooftop terrace where guests can relax and enjoy panoramic views of the city. Additionally, the hotel provides a fitness center, allowing guests to maintain their fitness routine while traveling. A lounge area is also present, where guests can unwind and socialize with other travelers.

Moreover, NOX Waterloo offers various other amenities to make the guests' stay comfortable. The hotel provides free Wi-Fi throughout the premises, allowing guests to stay connected with their loved ones. Additionally, there is a 24-hour front desk available to assist guests with any queries or requests.

The provided data does not mention any additional leisure amenities or services, therefore, it can be inferred that these are the main options available for guests to utilize during their stay at NOX Waterloo.