Urinal Screens & Odor Control 4oz. Non Para Urinal Block with Cherry Puck Elimate even the most embarasssing odours with this pink, cherry scented urinal block. Clean Check Urinal Screen Eucalyptus Fragrance This light blue urinal screen will work wonders on urinals in need of deodorizing, clogging and more. Health Gard 16oz. Para Block This round the clock, deodorizing white Para Block will help you avoid embarassing odours. Health Gards 4oz. Non Para Urinal Screen & Puck (Apple Scent) Stand back and let this apple scented urinal screen and puck do the work for you. Health Gards 4oz. Non Para Urinal Screen & Puck (Citrus Scent) Multi-tasking, hardworking, citrus scented orange urinal screen. What more could you want to combat smelly odours ? Health Gards 4oz. Para Urinal Screen with Cherry Block Long lasting and pretty in pink. © 2018 Guelph Paper & Cleaning Supply Co. Ltd.