Replace your portable carport walls with the Impact Canopy carport sidewall kits. The kit comes with (2) sidewalls & (2) End walls. The 220G PE fabric sidewalls have a FR5 rating code. Total of 4 sidewalls & 2 End walls with roll up doors. Please note: your canopy is not to be left unattended as it is considered a temporary shelter! If there is inclement weather, you should take your canopy down immediately. Any rain & winds over 10-15 mph will damage your canopy. Water that collects on the canopy top will also destroy the structure of your canopy. We advise you to never leave your canopy up overnight & unattended under inclement weather conditions. We will not be held responsible for any weather damages. It is to the customer’s best judgment in determining the best weather conditions For your canopy.