What thickness of plexiglass do I need?
Choose the Right Thickness of Plexiglass
Most homeowners settle for ⅛ or ¼ thickness, which is quite clear and allows plenty of light inside your room. However, if you want the glass to be a little thicker, you can opt for 3/16, which is more resistant.
If you are not sure which thickness to choose for your table cover or table protection, then typically start looking from 3mm acrylic upwards. For an acrylic table top or desk top which is supported by a frame look from 10mm acrylic upwards.
Coated with protective layers on both sides, the white 3mm acrylic sheet comes to you as a strong, smooth sheet that is highly resistant to scratches.
Most bullet resistant windows currently installed in liquor stores and banks use monolithic acrylic. At around 1.25 inches, solid acrylic will easily stop several rounds from 9mm, . 357, or . 44 Magnum pistols.
The biggest difference between Plexiglas® and some traditional acrylic is the way they are manufactured. Acrylic can be manufactured one of two ways: extruded or cell cast. Plexiglas®, however, is manufactured in cell cast only. That is the biggest benefit to purchasing Plexiglas® over other brands of acrylic sheeting.
When you use acrylic sheeting as your window panes, you no longer need to worry about someone getting injured if a pane is to break. Plexiglass sheeting is unique in that while it is extremely difficult to shatter, it can be broken, however, it doesn't break into a thousand tiny, dangerous shards.
Plexiglass patio table top replacement glass (plexiglass) is a cost-effective way of extending the life of your patio furniture at home or your business. Repair damaged patio furniture, or update the look of your older patio tables. These plexi glass tabletops are safe (shatterproof), lightweight, and attractive.
Therefore, plexiglass is a great pick for patio table tops. Lightweight – The ordinary glass sheets are quite heavy which makes them hard to handle. Acrylic glass on the other hand is very lightweight. You can easily handle and move acrylic glass sheets without any assistance.
Transitional styles vary greatly, but typically favor table top thicknesses in the mid-range, from 1" to 1 ¾". Not excessively thick or thin, but well-proportioned to the interior space. Larger, more rustic pieces may work well with a thicker top.
Generally speaking, thicknesses of one-eighth of an inch or one-quarter of an inch are used for glazing, but the onetenth size can be used for small panels in doors; the thicker the panel, the more break-resistant it is.
What is Window grade plexiglass?
What Is A Plexiglass Window? Plexiglass windows are made from acrylic and are a more resilient alternative to glass windows. Acrylic windows are easy to cut, install, and use. They are also stronger than their glass counterparts.
Both have benefits and drawbacks. Generally speaking, acrylic sheeting is shinier and polycarbonate sheet is stronger.

Clear (0000) Acrylic Sheet, 0.093 (3/32 inch), 18 inches x 24 inches - Walmart.com.