Thickest Hot Tub Covers: 6"-4" Tapered with 1.0# (R23.85-R37) $488.88
Product Review (submitted on December 20, 2013):
Website was easy to use and walk through all the options for my particular replacement cover. Delivery was delayed due to seasonal demand, but I received updates every day alerting me where in the process we stood. Cover looks awesome and fits perfect!!!