Yes, cots are available subject to a supplement. You can request this when booking your room.
LOW SEASON: January, February, November, December
SEASON: March, April, May, June, October
HIGH SEASON: September, all of the school holidays, every Saturday night of the year
Special prices during the following weekends: Sint-Bernardus weekend, Easter weekend, Ascension weekend, Whitsun weekend, 1st November, Christmas and New Year.