It uses a chain running assembly unit attached to tension springs that lift the garage door up and down.
Garage door opener chain drive or belt drive.
Belt drive garage door openers are by far the quietest openers out of chain drive and screw drive openers.
Belt drive garage door openers tend to be only slightly more expensive than chain drive openers.
In comparison chain drive openers can bring more muscle to the job for less money and are often specified for heavier doors and arid climates.
The benefits of a chain drive garage door opener.
Opener capacities in raynor belt drive models range from 1 2 hp to 3 4 hp.
Belt drive garage openers use a rubber belt to open the garage door.
However when you look at the benefits of a quieter smooth and durable operation it may be worth the extra expense.
A belt driven garage door opener is going to cost consumers more than the chain drive.
Like a chain drive the belt drive operates by moving the rubber belt.
Since it replaces the metallic chain for raising and lowering the garage door it is relatively silent smooth and vibration free.
Belt and direct drive models rate highly for quiet smooth operation.
The noise from the chain drive which is made from the gearing motor and metal to metal contact leaves this type of opener at a disadvantage.
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Most garage door openers tend to lift a garage door at a rate of 7 to 8 inches per second.
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They are exactly the same as the belt drive with the belt simply replacing the chain in the drive mechanism.
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With proper maintenance a chain will outlast a belt though the frequency of use obviously makes a big difference.
Chain drive garage door openers.
Chain drive openers are popular in industrial settings.
Garage door openers with a belt drive system are newer in technology and use a rubber belt along the moving track to open and close the door.
The belt drive because of its smooth operation does it slightly faster if that matters to you.
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Large heavy or wood doors often require the installation of a chain drive garage door opener.
The belt drive does not have this type of contact thus the belt whispers along on the rail system.
The chain drive garage door opener was the standard for many decades before belt and screw drive mechanisms were introduced.
And it s still the most popular type of drive mechanism for garage door openers.