Roof Trusses With Bonus Room

Below is a link to a technical bulletin that provides tji ceiling joist span tables when used in bonus room applications.

Roof trusses with bonus room.

This same truss framed as a light storage truss costs just 87. Certain conditions must be met before an attic truss can be built. Residential room in attic trusses are an inexpensive way to add extra living or storage space to your home or garage while also increasing the value of your property. It s a frugal way to build what could be usable space but the result is often uncomfortable space.

The bottom chords of the trusses form the garage ceiling as well as the bonus room floor. If you want a full blown attic truss with a room the cost of a single truss is just 158. Attic trusses create a bonus or extra room for pennies description attic trusses are special trusses that create a room where a normal truss would have wasted space. Attic trusses roof design hobby room loft truss conversions craft scissors trusses and home performance posi attic trusses mitek uk and ireland truss rafters and attic trusses truss design dutchcraftattic.

For sake of simplicity let s think about this in the realm of only a gable style roof. Designing for a bonus room. A gable roof has a slope on each side and the peak directly in the center. Room size will vary depending on the overall size and slope also referred to as pitch of the trusses.

The space can be created using attic trusses or by framing tji ceiling joists and conventional rafters with knee walls. Hip sets are used to construct hip roofs which are roofs that slope from all sides. There will be step down trusses from the girder truss to the peak. A bonus room is a room typically situated over a garage or other area to create a usable space within the roof structure.

A gambrel room in attic truss also provides extra living space while giving your roof a barn like appearance. A bonus room is exactly what it sounds like it is extra space a bonus. The structure should be sufficiently wide to allow for a loft and attic spaces the loft area must be on a living floor and have attic rooms on both sides separated by knee walls a flat ceiling in the loft area and a floor below steep enough roof pitch to provide appropriate ceiling height for the loft area. Time after time we are called because a homeowner has just moved into a house and the room over the garage is 20 f colder than the rest of the house in the winter the main house is a cozy 68 f but the bonus room is in the 40s or 50s.

Had you incorporated a full sized attic truss in your roof i ll bet you could have created a 15 wide by 30 foot long room for less than 1 350. Vertical webs of the trusses form the sidewalls of the room.