Forming the acrylic to match the curves of the wood was a matter of gentle heating and easing the softened acrylic into place bit by bit.

Or you could buy two Home & Garden 48-inch acrylic bender elements from Amazon for about $190 each, and you might need four if your stairs are wider than the standard 36-48 inches.

How to cut and bend hard water cooling tubing We take you through the process of cutting and bending rigid tubes made from PETG and acrylic, using a hacksaw, heat gun, and tube reamer.