Floor Spring

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D&D offers floor springs with fixed and interchangeable spindles, most spindles are tapered 5.5 degrees for the glass patch fitting of Dorma, but D&D also offers the shaft tapered 10 degrees for New Star and 15 degrees for Royobi. The accessories including top pivot and bottom strip also are provided for the aluminum doors, steel doors, stainless steel doors, and wooden doors.

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Dust Proof Strike, locking version

FB-91-200

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The 2" dust proof strike with lock is designed for use with the bottom bolt of all flush bolts. The dust proof stike is nearly flush with the top of finished floor. Spring loaded plate receives bolt throw and keeps dust out. That is to say, spring loaded plunger returns to floor or threshold level while flush bolt is retracted, eliminating need to clean standard floor strikes. The spring loaded plate with a slot can be locked by turning the slot a little bit, so that the bolt cannot put into the cavity.

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Floor Spring

FS-C9000 series

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The FS-C9000 series Fllor Spring, Max, door opening angle: 180° Cam system for easy door opening. Suitable for single action and double action doors. Mechanical Hold-open: 90° Option: Off-set arm.

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Concealed floor spring for light traffic doors

FS-C9100 series

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The FS-C9100 floor spring is designed for light traffic door. The compact design and low profile cement case suits for thin-slab applications where has limited floor depth. D&D floor spring is distinguished by its flat design for single or double active doors, it extends from the functional standard of the hold-open systems to "VIRTUALLY INVISIBLE" closing solutions integrated into the floor or door bottom. The floor spring softens the door strike and close the door securely.

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Floor Spring for double swing door

FS-T9200 series

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The FS-T9200 floor spring has a wide range of applications, no matter light or heavy traffic doors. The compact design suits for thin-slab usage where has limited floor depth. D&D floor spring is distinguished by its flat design for single or double active doors, it extends from the functional standard of the hold-open systems to "VIRTUALLY INVISIBLE" closing solutions integrated into the floor or door bottom. The floor spring softens the door strike and close the door securely.

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Universal floor spring, similar to Dorma BTS 84

FS-S9300 series

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The FS-S9300 floor spring is designed for double action doors, but it is also no problem for single action doors. The FS-S9300 floor spring has an overall depth of 40 mm only to be easily suited individual requirements. The specially shallow design of FS-S9300 floor spring allows it to be installed very effectively in the floor, the floor spring can meet almost any requirement with assured quality standards.

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Floor Spring, similar to New Star 200

FS-S9400 series

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The FS-S9400 floor spring applies for single and double action doors, is the most popular Japanese style floor hinge. The two separated cover plates have this floor spring easy to adjust the center of the door and closing speed. D&D floor spring is distinguished by its flat design for single or double active doors; it extends from the functional standard of the hold-open systems to "VIRTUALLY INVISIBLE" closing solutions integrated into the floor or door bottom. The floor spring softens the door strike and closes the door securely.

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Floor hinge for max. 300 kg door

FS-S9500 series

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The FS-S9500 floor spring is designed for heavy doors, the maximum door weight could be up to 300 kgs. And the FS-S9500 floor hinge with no hold open can apply for fire doors as well. D&D floor door closer is distinguished by its flat design for single or double action doors, it extends from the functional standard of the hold-open systems to "VIRTUALLY INVISIBLE" closing solutions integrated into the floor or door bottom. The floor spring softens the door strike and closes the door securely.

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Transom concealed overhead door closer similar to Dorma RTS 85

TC-S5000

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The D&D TC-S5000 concealed transom door closer offers a solution for application where door control must be provided without disturbing the elegant appearance of the door. The concealed overhead transom door closer is designed to be hidden within the transom header bar of the door. The TC-S5000 transom closer provides controlled closed of a single or double action door.

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Recessed floor spring for heavy traffic application

FS-C9800 series

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The FS-9800 series Floor Sprinfs, with Cam system for easy door opening. Suitable for single action and double action doors. Mechanical Hold-open: 90°.

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Floor Spring

FS-R1000 series

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The FS-R1000 series Floor Spring, with RYOBI styling, Max. door weight up to 250kgs. Suitable for single action and double action doors. Fit to different brand axles, please advise the axle you need upon inquiry. Option: Off-set arm. *Forbid selling to Japan & Korea.

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Floor Spring

FS-R2000 series

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The FS-R2000 series Floor Spring, with RYOBI styling, Max. door weight up to 200kgs. HEAVY TRAFFIC type. Suitable for single action and double action doors. Fit to different brand axles, please advise the axle you need upon inquiry. Option: Off-set arm. *Forbid selling to Japan and Philippines.

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Floor Spring

FS-R2200 series

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The FS-R2200 series Floor Spring, with RYOBI styling, Max. door weight up to 200kgs. Suitable for single action and double action doors. Fit to different brand axles, please advise the axle you need upon inquiry. Option: Off-set arm. *Forbid selling to Japan and Philippines.

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Floor Spring

FS-R3000 series

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The FS-R3000 series Floor Spring, with RYOBI styling, Ultra Thin Floor Spring! Max. door weight up to 200kgs. Suitable for single action and double action doors. Fit to different brand axles, please advise the axle you need upon inquiry. Option: Off-set arm. *Forbid selling to Japan.

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Floor Spring, Heavy Duty

FS-R5000 series

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The FS-R5000 series Floor Spring, with RYOBI styling, Max. door weight up to 300kgs. For LARGE and very HEAVY doors. Suitable for single action and double action doors. Fit to different brand axles, please advise the axle you need upon inquiry. Option: Off-set arm. *Forbid selling to Japan.

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Dust Proof Strike without lock

FB-90

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The dust proof strike without lock is designed for use with the bottom bolt of all flush bolts. The dust proof stike is nearly flush with the top of finished floor. Spring loaded plate receives bolt throw and keeps dust out. That is to say, spring loaded plunger returns to floor or threshold level while flush bolt is retracted, eliminating need to clean standard floor strikes. It is similar to IVES DP2 dust proof strike.

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Dust Proof Strike, short version

FB-91-144

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The 1.44" dust proof strike with lock is designed for use with the bottom bolt of all flush bolts. The dust proof stike is nearly flush with the top of finished floor. Spring loaded plate receives bolt throw and keeps dust out. That is to say, spring loaded plunger returns to floor or threshold level while flush bolt is retracted, eliminating need to clean standard floor strikes. The spring loaded plate with a slot can be locked by turning the slot a little bit, so that the bolt cannot put into the cavity.

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Small stainless steel Dust Proof Strikes

FB-92

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The dust proof strike is designed for use with the bottom bolt of all flush bolts. The dust proof stike is nearly flush with the top of finished floor. Spring loaded plate receives bolt throw and keeps dust out. That is to say, spring loaded plunger returns to floor or threshold level while flush bolt is retracted, eliminating need to clean standard floor strikes.

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