I'm translating a Statement of Work for design of a warehouse, and it specifies that a door should have an air curtain and/or strip curtain. This strip curtain consists of numerous plastic lamellae:

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Should I use the singular or the plural form to describe it? It consists of numerous elements, but they comprise a single "curtain" so I think I should use the singular form:

To avoid the inflow of hot air from the street, the door should have an air curtain and/or strip curtain made of flexible plastic lamellae.

  • 2
    Unless there is more than one strip curtain, the singular is correct. Jan 9, 2018 at 11:50
  • I haven't seen the Latin plural used there, but lamellas.
    – TimR
    Jan 9, 2018 at 12:24

1 Answer 1


Certainly the singular. Unless there is one or more of the strip curtain itself.

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