Screen Porch Awnings . An awning will often be a cheaper choice than going with a screened in porch. All necessary screening and spline to finish the job. Screens for Patio Awnings Kohler Awning from kohlerawning.com We offer a range of different porch enclosures to fit your needs! With our screen porch and awning services in leonardtown or great mills, we can work wonders for your backyard or outdoor space. All necessary 1/2 tek screws to screw your profiles together.