How to Make a Display Case | Build It Right The First Time

Making a display case is about more than joining four pieces of wood. Materials that look great can actually harm what you’re protecting over time. The right approach balances visible presentation, material safety, and enough security for the object’s value. This guide walks through the decisions that affect your finished case.

Start With A Plan, Not A Saw

Measure the object you plan to display along with the space where the case will sit. Note the object’s height, width, depth, and weight — a heavy statue needs a sturdier base than a small figurine. Sketch the case layout and mark shelf heights and internal clearance before cutting anything.

Once your dimensions are set, gather your materials and cut the base and frame pieces. Dry-fit the entire structure before applying any glue or fasteners. This step catches misaligned joints and mismeasured panels while everything can still be corrected. Skipping the dry fit is the most common cause of a crooked case that is too late to fix.

Which Clear Material Should You Use?

The transparent panels are the most visible part of your case, but the material choice affects the object’s long-term safety. The two practical options are glass and acrylic, and the right pick depends on how long the display will stay assembled.

• Glass is the better choice for long-term displays. It is an inert material that will not off-gas or react with the objects inside. Use standard annealed glass, not tempered.
• Acrylic works well for short-term displays up to about two years. It is lighter, easier to cut, and shatter-resistant, but it is more prone to scratching and can hold static charge.
• Avoid tempered glass entirely. If it breaks, it showers the case contents with many small fragments, which can damage the very objects you are protecting.

One note on security: if your case holds something valuable, conservation guidance recommends laminated safety glass for basic protection. For very high-security needs, a glass/polycarbonate laminate set into a deep rebate with bonded edges is the stronger option.

Building The Case: Step-By-Step Assembly

With your frame dry-fitted and square, you are ready to assemble. Follow these steps in order for a case that fits together cleanly.

Apply wood glue to the joints and secure them with nails or screws. Reinforce each corner and check that every joint stays square as you work — a frame that twists during assembly will never sit level. Let the glue cure fully before installing the panels.

Install the transparent panels last. The joining method depends on your material:

• Acrylic: Remove the protective film only from the edges that will be bonded. Keep the film on the visible faces to prevent scratches while you work. Join the panels with acrylic adhesive or a methylene chloride-based cement, then clamp the joints until the adhesive cures.
• Glass: Set the glass panels into a rebate or frame that supports them. Use glazing points or small clips to hold the panels firmly in place.

After the case is assembled, sand or smooth any rough edges, then clean all surfaces with a soft, lint-free cloth. If you want a door or lid, add hinges and a latch matched to the security level you need — a simple magnetic catch for a hobby cabinet, a locking mechanism for something valuable.

If this project is for collectible figures, compare your build against the top-rated prefabricated options before committing to custom work — our tested picks for the best display case for figures show what a finished case can offer.

What Are The Common Mistakes To Skip?

Most display-case failures trace back to a few avoidable errors. The biggest one is using tempered glass, which can damage its contents if it shatters. Another common problem is choosing materials that are not inert — some woods, paints, and adhesives off-gas compounds that can harm objects stored inside for years.

Other mistakes surface during assembly. Bonding acrylic while the protective film is still on the visible faces leaves scratches you cannot remove. Rushing past the dry fit guarantees alignment problems. And for any case holding something of real value, underestimating security needs — thin glazing, weak locks, light frames — leaves the object exposed.

The materials you choose matter well beyond looks. An inert, stable case protects its contents quietly for decades; a poorly chosen one can cause slow, invisible damage.