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BTS-80 Universal Door Spring Floor Closer
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Universal application, individual functions and assured quality.
Whether standard, narrow or wide, whether LH, RH, or single or double action – BTS 80 door springs are designed for all types of door. A comprehensive program of accessories ensures that they can be used successfully with a wide variety of door constructions and floor coverings.
Product Description & Features
• Closer ONLY, No Parts Included.
• Size 2: Exterior - 2'6"- 3'6" Interior - 2'6"- 4'0"
• Compact closer body and cement case 2-3/8" deep suited for thin slab concrete construction.
• Accommodates doors weighing up to 660 pounds and 4'-6" wide interior and 4'-0" exterior.
• Closer adjustment in cement case provides lateral and longitudinal adjustment of 1/4" and height adjustment of 5/32".
• A pressure relief valve protects closer from damage caused by forced closing.
• If door hardware or adjacent structures interfere with maximum opening, an auxiliary stop should be installed.
• Closer body is non-handed.
• Mechanical backcheck at approximately 70º.
• Selectable delayed action between 175º and 75º. Extends the closing cycle to allow unobstructed passage.
• Delayed action is functional when hold open is not engaged.
• Dual thermostatic control valves combined with special hydraulic fluid provide controlled closing from 175º.
• Selectable multipoint hold open between approximately 75º and 175º.
• Adjustment for start of hold open range or when delayedaction releases. Adjustable between 75º and 105º. |
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BTS-75V Universal Door Spring
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Universal application, individual functions and assured quality.
Whether standard, narrow or wide, whether LH, RH, or single or double action – BTS 75 V door springs are designed for all types of door. A comprehensive program of accessories ensures that they can be used successfully with a wide variety of door constructions and floor coverings.
Product Description & Features
• Closer ONLY, No Parts Included.
• Adjustable spring size 1–4.
• Can be installed and adjusted to meet 8.5 lb maximum opening force requirements for exterior doors.
• Compact closer body and cement case 2" deep suited for thin slab concrete construction.
• Closer body is non-handed.
• Accommodates doors weighing up to 260 lb and measuring up to 3'-6" wide interior and 3'-0" exterior.
• Mechanical backcheck at approximately 70°.
• Dual thermostatic control valves combined with special hydraulic fluid provide controlled closing from 175°.
• Optional single point hold open units available for 90° or 105°.
• A pressure relief valve protects closer from damage caused by forced closing.
• Closer adjustment in cement case provides 3/8" lateral, 1/4" longitudinal, and 5/32" height adjustment. |
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