How Long Will It Take To Install Shutters in Honolulu? The complete plantation shutter process, beginning with your initial consultation through putting your shutters in, usually takes around four to six weeks on average. The reason it takes this long is because we want to build the perfect shutters for your windows. To do that, we need to take precise measurements, make use of advanced software to design them, assemble your custom shutters manually, and deliver them to you prior to installation. Shutters made from real wood tend to take longer because of the extra steps needed to stain and treat the wood.It will take some time, but it’s an investment that’s well worth it.