$19.00 4 Gallon-20LB Propane Tank Re-Fill Certificate Not valid for propane tank exchanges. Hours: 9AM-5PM M/TU/TH/FR/SAT. Located 10 mins W of Aurora at 47W529 US Route 20 in Big Rock. Call 630-556-3211 or visit www.vacationlandrv.com. New and used RV sales, truck caps, rentals, propane, parts and accessories, outdoor storage and camping supplies.Not valid with any other coupons, offers or discounts. ONE CERTIFICATE PER CUSTOMER/HOUSEHOLD EVERY 90 DAYS! 90 day expiration.