Once you open a ceiling, you are no longer just swapping tiles or chasing a leak. You are exposing the hidden infrastructure ...

Though suspended ceilings (above, right) remain the most popular ceiling system option, facility managers report that 17% of their total building square footage still features an open plenum ...

While exposed ceilings in office interiors lend a spacious, open feel, this trendy architectural feature has created a new challenge: finding a viable return air path. Plenum ceilings use the area ...

Dear James: We are empty-nesters and plan to combine rooms for a more open floor plan. Box beans would look nice for some separation. What are some tips for adding box beams to the ceiling? -- Nick K.

Hunter Douglas Exterior Linear Open 70U are robust (25mm high) box shaped panels with 30mm wide open joints that enhance the linear appearance of the ceiling, providing a directional effect.