Before selecting which door is better it is essential to know the difference between the two.
Sliding doors top or bottom hung.
Your home construction and design must allow for this when selecting this door type.
Sliding doors can be top hung or bottom rolling depending on the facility needs and opening conditions.
The door is hung by two specially designed heavy duty trolley hangers at the top.
Bottom rolling details 4 1 2 2 1 4 2 1 4 9 16 note.
These top hung systems require no bottom track and the smooth sliding action allows for finger touch control.
Bottom rolling doors have a lower center of gravity and don t pull down as much weight from the top of the frame.
With top hung bi folds all the weight is at the top of the frame.
Bottom rolling and top hung sliding doors.
Top and bottom sliding door track can be exposed or recessed into head and sill condition 1 2 spring loaded anti jump travel 1 5 16 o p t i onal ce i l i ng ce i l i ng l i ne 3 4 ad j ustment 1 3 4 note.
The support from which the bi fold doors hung should be strong enough to support the weight of the construction above the lintel and the additional weight of the doors.
For heavier glass door applications we have the gsdh series.
No accumulation of dust on the track as the door runs on a concealed track.
Usually sliding doors move between top and bottom rails fitted with rollers which are hidden from sight and so the average user often has no clue how exactly the system works.
Designed for longevity epd sliding doors are rarely replaced.
Hence the door is smooth and easy in operation.
Top hung bi fold doors bottom rolling bi fold doors.
Without the right set of captive rollers the doors can be unstable.
Panels can be designed to receive special cladding and can include vision lights louvers and mandoors.
We are one of the leading manufacturer and supplier of top hung sliding doors and our product is made of good quality.
Sliding doors can be categorised based on the mounting system as either top hung suspended or bottom rolling additional guide rails on the floor.
Top hung bi fold door in top hung doors the entire weight is concentrated in the heads which needs the correct type of support lintel or catnic.
A top hung system requires sturdy tracks or beams concealed in the ceiling in order to support the weight of the door beneath.
Our max series exterior aluminum top hung sliding doors performance is excellent for air infiltration water infiltration structural wind loads seismic design and hurricane impact resistance.
On the other hand is a top hung sliding wardrobe door with a fixed wheel on the top of the door frame.
The entire weight of the door is on the wheels.
Top hung sliding door systems which feature a sleek design that offers options for wall or ceiling mount for sliding glass doors with or without fixed panels.
Drawings not to scale.
Bottom top hung frameless sliding glass door systems.
Our exterior aluminum sliding doors are the only premier door with the lowest profile sill that has an aama rating for exterior use.