Wind Slits in Vinyl Banners

Opinions about wind slits in banners vary. The purpose of these semi-circular cuts in the vinyl banner material is to relieve the wind load that can shred a banner to pieces. Sign makers often use anything from soup cans to coffee cans as templates for cutting slits with an Xacto knife or utility knife.

To understand how damaging high winds can be, read my story: The Effect of Wind Loads on Vinyl Banners.Amazingly the pressure of a 75 mile per hour wind on a 3’ x 30’ banner spanning a city street is about 1890 lbs.

Concerned that high winds could send banner material, cables and anchoring mechanisms flying putting passers-by at risk of injury, some well-meaning communities have required wind slits in banners. To some extent, these wind slits do reduce wind loads by 6% to 15%, according to the estimates of experts. Read more »

Selling Banners

Banner sales represent a significant segment of the sign industry. As well as durable outdoor promotional banners, other opportunities include lightweight vinyl banners, synthetic paper banners and printed fabrics for general purpose interior applications, such as Point-Of-Purchase banners and tradeshow signs. The smooth finishes of vinyl banner materials and top-coated fabrics are perfectly suited for […] Read more »

Rules for Overlaying Heat Transfer Films

Learn the proper way to layer plotter cut heat transfer films.  The array of colors in the SEF flex and flock film product line opens the door to endless design possibilities. While many different films can be heat pressed on top of one another, you should follow the few simple rules listed below for trouble-free […] Read more »

Imprimatura: Toning the Substrate

It doesn’t matter whether you are painting on canvas, a metal panel, Masonite, wood or MDO. If your substrate is white, the stark brilliance of the surface can be overpowering and distracting. For this reason artists have toned their painting surfaces for centuries.   Read more »

Service Temperature Range and Thermal Degradation

Jim Hingst explains how extreme heat can cause the PVC resin of a vinyl film to break down. In selecting a film for an application, the “Service Temperature Range” is an important consideration. So what exactly is the service temperature range? As you might guess, this term refers to the range of temperature within which […] Read more »

Using Car Wax On Printed Dry Erase Vinyl

My story, How to Minimize Ghosting on Dry Erase Boards,  explains how to condition EZ Erase dry erase vinyl film with Rain-X liquid car wax.  After writing on the film with dry erase markers, you can also use the car wax to wipe the surface clean with no residue or ghosting. Read more »

Avoiding Edge Curling When Printing Full Bleeds

Why the Simplest Solutions are Generally the Best Printing heavy concentrations of ink to the edges of some films can result in edge curl. But there is a simple solution.  Read more »

Graphics Troubleshooting

Yesterday I received an email with a couple of pictures of applied vinyl graphics with what looked like bubbles underneath the film. See the photo below. The message that accompanied the pictures read: “Could you please take a look at the enclosed pictures and help us with your assessment.” Read more »