how much does composite decking expand and contract

Discover the benefits of both wood and composite decking options for your home. ... Our deck has become an extension of the house; an extra living space on which we spend as much time as we do on the inside. If dreams of warm weather find you standing on a new deck, start ... Hollow boards are cheaper than solid boards and don't tend to expand and contract as often as solid boards do; however, when they do shift, they tend to do so in only one area. Additionally, hollow boards& ...

All-plastic decking has its own downsides, however: Some has a shiny look that not everyone likes, and because there are no wood particles in the formulation, thermal expansion is a more pronounced problem. Cook says EPS's manufacturing process gives Bear Board more of a matte finish than some all-plastic planks, but there's not much he or anyone else can do about plastic's thermal properties. A 10-foot board can expand and contract more than 1/2 inch in a& ...

Time and time again capped composite decking has proved durable, adaptable and aesthetically versatile enough to satisfy the demands of any climate. Read on to see how the ... Plus, dealing with year-round insects and pests can be too much for certain materials to handle. But capped composite ... For wood, that makes expansion and contraction a real issue - wooden decks will expand in the summer heat and contract in the winter cold. Over time, the constant& ...

Hate making decisions? Well, lucky for you there are only two types of composite decking on the market: solid and hollow. Solid looks more like wood and is heavier than the hollow version. Because of its greater mass, solid decking will expand and contract more with temperature fluctuations. Hollow composite decking has a more man-made look. however, it won't expand and contract as much as solid composite decking. You need to be careful when handling it, though, because it's& ...

VERandA composite decking and railing offers the natural look of wood without the ongoing maintenance. These durable composite decking products ... During installation, it will contract only slightly in cold weather but does expand in hot weather. We recommend that you let the ... composite decking is more expensive to manufacture, but, over time, the maintenance, repair, and/or replacement costs of wood decking exceed the initial investment in a Veranda deck. Top of Page& ...

A: Clemens Jellema, a deck builder in Owings, Md., responds: The problem with composite and cellular PVC trim is that these synthetic materials react differently to humidity and temperature changes than does pressure-treated wood framing. Wood tends to expand and contract across its grain with changes in humidity, while PVC and composite materials tend to expand and contract along their length with changes in temperature. So not only do the trim and the& ...