C.R. Laurence Co., Inc.
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Catalog Number: 549
Finish: CHROME

  • Easy-to-Install

  • Eliminates Drafts

  • Theft-Proof Locking Device

  • Our CRL No-Draft Speak-Thrus are designed to allow audible transmission of voice requests at ticket windows, box offices, and more. They prevent tampering from the outside, and stop drafts to the interior. The 549 Series is made of brass, the 834 Series is made of aluminum. Each unit is individually boxed with gaskets and mounting screws for installation on glass from 1/4" (6 mm) to 1/2" (12 mm) thick. For glass up to 3-3/4" (95 mm) thick you can use the optional Cat. No. 8324 4" (102 mm) screws. No-Draft Speak-Thrus require a minimum hole diameter of 2-1/4" (57 mm), and will cover holes up to 4-1/4" (108 mm). Recommended hole diameter is 3-1/2" (89 mm).

    CRL Chrome Plated Brass 5-5/16" No-Draft Speak-Thru


    Other Products/Finishes/Sizes:

    549 CRL Chrome Plated Brass 5-5/16" No-Draft Speak-Thru

    Catalog Number:549
    Also Available in These Catalogs:
    CRL53R Glass & Glazing Catalog, PAGE 672G
    CRL93G Glass and Glazing, PAGE GG168
    TH10 Transaction and Security Hardware Catalog, PAGE T188
    Minimum Hole Diameter:2-1/4" (57 mm)
    Maximum Hole Diameter:4-1/4" (108 mm)
    Ship Via:Can Ship UPS
    Shipping Weight:1 lb (454g)

    Material: Brass
    Finishes: Chrome Plating
    Instructions Included
    Glass Fabrication Required: Recommended 3-1/2" (89 mm) Diameter Hole

    Most shipping weights are approximate and have not been verified. If the exact weight is needed in order to determine shipping costs, and shipping costs are required in order for you to complete your order, please request this prior to submitting your order by contacting CRL Customer Service. Product images shown are of the actual product or a close representation. ColorsColours can vary depending on your computer's video card and on how your monitor's colorcolour is adjusted.