Yes the threshold should be under the door so you don't see any flooring from the room next door while you are in the carpeted room. How we did the second job (either wood installation or carpet fitter) dropped the ball but you should have given some clarity to them about what threshold you wanted.
Door Threshold Installation
Slide the threshold underneath the doorstops and position the notches cut to fit around the door jambs.
Most exterior door thresholds also have a sill beneath them. If the threshold is rotted, the sill probably is, too. The sill is beveled on one side to drain water away from the house. It fits tightly between wall studs and under the jambs and casing, so you must cut it before removing it.
g) simply states ``the industry standard is that the gap size should never be more than 4mm, except at the bottom of the door, where the gap should be as small as practicable, while ensuring that the door is unlikely to snag on the floor even if the door drops slightly on the hinges.''
Attaching a draught excluder to the bottom of your door is a simple and effective way to fill any gaps and prevent cold air from entering your home. Draught excluders are easy to install and come in a variety of styles, including adhesive strips or ones that screw into the door.
There should be a 2mm or 3mm gap between the door and the frame on both sides and the top. If you do need to cut the door down to size, keep in mind that you need to cut all four sides of the door equally whenever possible to retain an accurate shape or pattern if the door is panelled.
Sills are the bottom component of a door frame. They are the part of the door that gets sealed and fastened to the floor. Only exterior doors (those that lead to the outdoors or garages) have sills.
Door sill and threshold both are found at the bottom of the door. The sill is the part of the structure that sits under the jamb. As for the threshold, it is installed on top of the sill and makes the door waterproof and weather tight.
To do this apply a strong adhesive to the edge of the wood flooring, and then place the threshold over the gap between the two sections of floor and push down on the piece to glue down. Place heavy weights on the threshold while the glue dries, which is typically two to four hours.
Exterior doors require threshold and weatherseal upgrades to keep the house clean and keep energy costs low. The threshold provides an air-tight between your floor and the bottom of the door.
The piece at the bottom of a door is called a sill. Door sills help prevent air and water from getting in your home.
To get the most accurate positioning, your threshold bar should lie directly below the door, so that you can't see the strip when the door is closed.
The strip should be positioned under the door so that it's hidden from view when shut, guaranteeing that only one type of floor covering is visible from either side. If the strip is broader than the door, it should extend into the doorway instead of into the room, ensuring it isn't an eyesore or a tripping hazard.
A door threshold is more than just a functional feature – it's a finishing touch that improves your space's style, safety, and energy efficiency. Whether connecting different rooms or flooring types, door thresholds improve the look of your room, protect flooring edges, and improve energy efficiency.
The doorframe rests on the door sill, and the threshold sits on the sill and between the door jambs. It helps to think of these parts in layers. The sill is the first layer that rests on the foundation, deck, or porch.
One common and effective solution for sealing gaps around door thresholds is weatherstripping. Weatherstripping materials, such as adhesive strips or door sweeps, can create a tight seal when the door is closed, preventing air, water, and pests from entering your home.
The height of thresholds can vary anywhere from 1/4″ tall to 1″ or more. ADA requirements may restrict the height of the threshold to 1/2″ tall and a gradual incline no greater than 1/4″ in vertical rise. Thresholds can be supplied in widths from as small as 2″ wide up to 10″ or more.
Jambs are the main vertical parts forming the sides of a window frame. A sill is the main horizontal part forming the bottom of the frame of a window.
Margins (sometimes also called “rebates”) are the spaces between the door and the door frame. These are often important if you're looking at issues with your hinge jamb. Again, these spaces can be broken down into specific types: the hinge margin, strike margin, top (header) margin, and bottom (sweep) margin.
Internal Door Undercuts
As a guide the average undercut of your door should be between 8mm and 10mm, that's around ⅝ inch to ¾ inch from the bottom of the frame.
Undercut is a term used to describe the dimen- sion from the bottom of the door to the bottom of the frame. Doors are undercut to provide clearance above the finish floor material. Typically they are undercut ⅝ inches to ¾ inches from the bottom of the frame.