资讯

+ 23. Timber trusses are wooden structural frameworks used to support roofs or other heavy structures. Fabricated from a series of triangles linked by a ridge beam and purlins, wooden trusses are ...
Haven needs to replace the roof on its Hafan y Mor swimming complex. The holiday giant undertook a recent inspection survey of the Splashaway Bay Swimming Pool. This found that the 'purlins ...