Do I Need A Door Sill Pan On Concrete

Sill options for exterior doors.

Do i need a door sill pan on concrete.

The pan can be cut to size if needed. Learn how to install the threshold on a concrete slab floor employing varying methods that include the use of screws or fasteners and adhesives. Cedar shims are ok over a dry concrete subfloor but if the doorway is damp or unprotected use plastic shims. Door thresholds come in a variety of materials such as wood marble and metal and make the transition from doorway to floor smooth and easy.

An interior threshold simply rests on the floor with no sill under it. Sloped sill pan 3 1 4 in. If you want your door unit to last make sure the subsill is made from a composite material. Specifically section r703 8 1 requires pan flashing to be installed on doors and windows either to manufacture instructions or to code.

You may also want to replace an interior threshold because the old one is ugly or because new flooring on one side of the doorway calls for it. Assuming that the sill pan drains to the exterior exactly like any other sill pan it s always possible to build a wooden ramp or an entry deck that provides a smooth entry method for wheelchairs. Installing a door on an uneven sill can cause the slab to bind reduce the effectiveness of the weather stripping and produce latching and locking hardware misalignment. If there is an 8 foot wide roof protecting the entry door always a good idea for accessible doors then you shouldn t need to worry much about water entry.

Sloped sill pan for vinyl sliding door and window installation and flashing. And even within states that have not formally adopted those codes some municipalities have. Sill options for exterior doors. In standard construction the doorsill sits on the subfloor and the finish floor butts to the sill but in many older houses the sill sits directly on top of the joists and the subfloor and finish floor butt to the inside edge of the sill.

Gregg hoyer walks you through the sill options available to you when building an exterior door unit and the pros and cons of each. The safest bet for builders.