Fill Gap Under Door Threshold Cement

We ve been having some issues with water leaking into our basement under our front door.
Fill gap under door threshold cement. We have a metal threshold over a concrete sill and our front porch is a concrete slab about 4 x6. Our first home is only two years old. I m a complete diy newbie so please be gentle. 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.
Put in a new exterior door that fits really well and sits very well on the concrete perimeter foundation. Fill the gap between a concrete patio and house. Seal a door frame in place and seal the subfloor at the bottom of a door frame. There s a wide ugly gap between my concrete outdoor patio slab and the slab my house is built on.
Use latex painter s caulk inside of doors and windows or to quickly fill cracks and holes in drywall. Lasts 10 to 15 years but breaks down faster if exposed to water often. There are a number of weatherproofing issues we need to address but the most urgent is the concrete sill under the door which has been crumbling for a while and presumably is the source of our leak. After a quick investigation we believe that water has entered the gap between the patio and the foundation.
The concrete floor was very crooked so after installation there is about a 1 2 gap at one end under the sill plate that was attached to the door. I shimmed it during installation to get it all square but now i would like to fill in that area and remove the shims. I ve noticed an awful draught coming from under the front and back doors so had a look and there is a huge gap between the concrete floor and the wooden bit under the door frame as seen in the pics. I recently installed a new metal exterior door between my garage and basement.
Learn how to install the threshold on a concrete slab floor employing varying methods that include the use of screws or fasteners and adhesives. Use to install wood paneling without nails. We ve noticed water damage in our sunroom which is bordered on one side by our concrete patio. Fill in gaps between crown moulding and baseboards.
On the outside portion of the door the threshold sits in the corner of a concrete patio that slopes away from the house. I m trying to determine whether to caulk the crack or fill it with some cement based patching.