Lark Products - Duct Accessories
Quadrants – Large

Curtain type fire damper fusible link

Product Description

90 Deg Quadrant with Open-Shut Embossing on both sides

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Product Sizes and Dimensional Data

 

Item Code Size
#1700 1/2″
#1701 12mm
Quadrants – Small

Drop lock type fusible link

Product Description

90 Deg Quadrant with Open-Shut Embossing on both sides

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Product Sizes and Dimensional Data

 

Item Code Size
#1702 3/8″
#1703 10mm
Bronze Bushed Die Cast Bearing

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1712 10mm Open End
#1713 10mm Blind End
Nylon Bushed Die Cast Bearing Open End

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1714 1/2″
#1718 3/8″
#1716 12mm
#1720 10mm
Nylon Bushed Die Cast Bearing Blind End

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1715 1/2″
#1719 3/8″
#1717 12mm
#1721 10mm
Plain Shouldered Nylon Bush

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1750 1/2″ NB5
#1752 3/8″ NB3
#1751 12mm NB6
#1753 10mm NB4
#1754 6mm NB2
Blade Saddles – Half Circle

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1760 1/2″
#1764 3/8″
#1762 12mm
#1766 10mm
Blade Saddles – Full Circle

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1761 1/2″
#1765 3/8″
#1766 12mm
#1767 10mm
Stepped Zinc Bush

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1738 1/2″
#1739 12mm
Double Pivots

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1810 1/2″
#1811 12mm
#1812 10mm
Single Pivots

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1813 1/2″
#1814 12mm
#1815 10mm
Motor Drive Arm with Swivel Assembly

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1840 1/2″
#1842 3/8″
#1841 12mm
#1843 10mm
Universal Pivot

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1819 1/2″
#1820 12mm
Airfoil Blade Ends

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1821 1/2″
#1822 12mm
‘V’ Type Blade Ends

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1823 1/2″
#1824 12mm
Open End Ball Race Bearings in Housing

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1730 1/2″ Flush Cone
#1734 12mm Flush Cone
#1731 1/2″ Extended Cone
#1735 12mm Extended Cone
Blind End Ball Race Bearings in Housing

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1732 1/2″ Flush Cone
#1736 12mm Flush Cone
#1733 1/2″ Extended Cone
#1737 12mm Extended Cone
Connecting Link Damper Control

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

6″ x 150mm
4″ x 100mm
3/8″ x 77mm

Long Winged Blade Stub Shaft

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1800 1/2″
#1806 3/8″
#1802 12mm
#1804 12mm
Short Winged Blade Stub Shaft

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1801 1/2″
#1807 3/8″
#1803 12mm
#1805 12mm
R40 Adjustable Chrome Door Hinge Assembly

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

Product code #0594

Access Door Handle Sets Plated Inside Only

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

Suits 25mm or 50mm Door

Product Code #0592

Access Door Handle Sets Plated Both Sides

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

Suits 25mm or 50mm Door

Product Code #0593

Access Door Handle Sets Unplated

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

Suits 25mm or 50mm Door

Product Code #0590

Access Door Handle Sets Plated

Curtain type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

Suits 25mm or 50mm Door

Product Code #0591

Butterfly Damper Kits

Drop lock type fusible link

Product Description

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Product Sizes and Dimensional Data

Complete with bearings, shafts, blade and quadrant

 

Item Code Size
#1830 100mm
#1831 125mm
#1832 150mm
#1833 175mm
#1834 200mm
#1835 225mm
#1836 250mm
Access Panel Latches Spring Loaded

Multi blade type fire damper fusible link

Product Description

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Product Sizes and Dimensional Data

 

Item Code Size
#1852 Chrome
#1853 Black
#1854 Satin