Light Duty Size 3 Concealed Automatic Door Closer Auto Hold Open Optional

Light Duty Size 3 Concealed Automatic Door Closer Auto Hold Open Optional

• Dorrenhaus - Focusing on manufacturing door closers
• Consummate Craft: even running, no oil leakage, noiseless
• Conform to UL 228 standard, tested life cycles 150,000+

Dorhaus D30S light duty concealed door closer, hydraulic type, basically designed

for room door of hotel, restaurant or similar public area. Auto hold function is for

optional, which can be mounted or removed from track rail easily. Anyhow, many

commercial building do not permit the mounting of any type of door hardware

with hold open function.

1. Material: precise cast aluminum body with anodized aluminum track arm

2. High quality hydraulic fluid for high lubricity and constant lubrication

3. Structure: Hydraulic type, needle bearing, dual heat treatment pinion and rack

4. Light Duty Size 3 Concealed Automatic Door Closer Auto Hold Open Optional

6. Good for light duty working frequency, for example: hotel room doors etc.

7. Key Features: Chinese B2C Hot-sale Model, Meet National Standard

8. Out-shape: Concealed style, Elegant Appearance,

9. Whole process controlled from door opening force to door latching speed

10. Automatically sweep & latching speed adjusted by double adjusting screw

► Trusted cooperative partner of international top security trade mark

Finishes - Silver, Bronze, White, Gold, Black, Brown

* SOFT, NO NEED TO CLOSE BY HAND: the door will closer by itself, enjoy

self-acting closing and locking, keep quiet and safety

* SPRING FORWARD, EASY CLOSING: commercial-level swing arm won’t interfere

with opening, while closing doors slowly enough to allow graceful entrance and exit