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Related to purlin: roof purlin


also pur·line  (pûr′lĭn)
One of several horizontal timbers supporting the rafters of a roof.

[Middle English.]


(ˈpɜːlɪn) or


(Building) a horizontal beam that provides intermediate support for the common rafters of a roof construction
[C15: of uncertain origin]


(ˈpɜr lɪn)

also pur•line


a longitudinal member in a roof frame, usu. for supporting rafters or the like between the plate and the ridge.
[1400–50; late Middle English purlyn, purloyne]
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References in periodicals archive ?
Moving up to the first floor, the landing is quite interesting, divided by two archways and featuring an exposed purlin to its full length.
insul-sys] that combined the thermal resistances (the R-values) of the insulation drape on both sides of the structural element (referred to as purlin for the roof assemblies and girt for the wall assemblies) with the thermal resistance of the insulation on the structural element itself.
Bedroom two is another double and has an exposed brick wall with beams and a purlin to the ceiling.
Attach a purlin at each of the locations you've marked (Photo 8) on the top of the rafters.
here w--the intensity of distributed loads; L--the length of a purlin.
Dubina and Ungureanu (2010) simulated the behaviour of cold formed steel double span purlin system under a uniform load using numerical analysis.
Key equipment includes a fully automatic Z & C purlin roll forming line and fully automatic slitting line capable of slitting thinner gauge prepainted aluminum and gi coils used in making cladding.
Place the purlin pipes on the inside of the hoops, secured with the smooth heads of quarter-inch-diameter-by-4-inch carriage bolts facing upward.
The dining area has windows with deep quarry tiled sills, timber floor, high pitched ceiling with exposed purlin and a feature exposed stone wall with galleried landing.
This made quite a difference to the slender timbers that had been used as rafters and purlin beams.
They had been called to an address in Purlin Wharf, Netherton, just after midnight yesterday.