What is a tandem door?

February 25, 2016 · This Tandem Door Hinge Set helps you effectively double the amount of on-door real estate available for tools and supplies. Once installed the outer door is opened to reveal a second inner door, both of which can be used for storage.

How do double action hinges work?

Double action spring hinges allow a door to open 180 degrees in either direction. The spring action returns door to center closed position. These hinges are great for any door you want to walk through in both directions and have the door come back to center automatically.

Can you combine bifold doors?

Installing Bifold Doors The combined measurement of both doors should be about an inch less than the total width of the opening, and one to two inches less than the height of the door frame. This is to allow sufficient room for the hardware. Prior to installation, paint, stain, or finish the door panels as desired.

Should I put hinges on door or frame first?

It’s always easier to attach the top hinge first. The screw heads need to sit nice and squarely into the hinge, since this will allow the door to open and close much more smoothly. Once you have fitted most of the screws, have a try at opening and closing your door.

What kind of hinge swings both ways?

Double-action, spring-loaded hinges allow doors to swing both directions. You’ve probably seen them in restaurants doors, or commercial buildings where traffic flows in both directions.

What is a door that swings both ways called?

Definition: A double acting door, also known as a double swinging door or impact traffic door, is a single door or a pair of doors in which the door(s) is able to swing in both directions.

What kind of steel is a double door made of?

Specifications Level Heavy Duty, SDI Level 2 – 18-Gauge Steel Channels 14-Gauge Inverted Top and Bottom Channel Door Finish Factory-Applied, Baked-On, Rust Inhibiti Standard Preps (Active Door) 161 (cylindrical lock), 86 Edge (mortise Inactive Door Preps Flush Bolts and Lock Strikes

How big is a hollow metal double door?

Specifications Level Heavy Duty, SDI Level 2 – 18-Gauge Steel Core Rigid Honeycomb Core or Polystyrene Core Thickness 1-3/4″ Standard Handing Non-Handed Design; Reversible Hinge Plat Sizes Standard Pair Widths up to 8’0″, Height

What kind of doors are used for security?

The Security Door: These heavy-duty doors are designed to provide a layer of strength and protection against intrusion. Some security doors are designed with perforated metal screens, allowing for safer ventilation.