Therma Tru Sill Extender Installation

Place the right and left sill pan ends onto the sealant beads and tightly.

Therma tru sill extender installation.

Our adjustable sills allow flexibility to adjust the sill cap vertically to close gaps over time helping to maintain a tight seal between the sill and bottom of the door. Door system frame extender install the sill extender onto the threshold by inserting the radius edge of the extender into the groove at the front outside edge of the threshold fig 4. Is to illustrate how to install a therma tru door system using methods and materials that help eliminate water related leaks. Rather than eliminate or change any steps that.

Therma tru is not responsible for improper installation. Important this extender kit must be installed prior to installing the door system in the opening. If a sill extender is used place a large bead of caulk at the junction of the extender and the sill. If the directions are closely followed the door system will have a.

Additionally place beads of caulk along the junction of the sill and the jamb and on the bottom surface of the jambs and brickmould. Genuine therma tru sills are engineered with features to help minimize the potential for leaks and drafts. The kit will extend the frame and sill from a 4 9 16 wall condition to 6 9 16. If a sill extender is used place a large bead of caulk at the junction of the extender and the sill approach.

Apply sealant to the floor beneath the door opening affixing any sill pan sill extender or brickmould you may be using. If a sill extender is used place a bead of elastomeric or polyurethane. Put the curved edge of the extender run a 1 8 bead of caulk in around the perimeter of the frame fig 6 and then apply the extension jamb sides onto the. If the directions.

Installation without a sill pan lay the door unit on edge or face so that the bottom surface of the sill can be caulked place very large beads of caulk across the full width of the sill. Step 2 if applicable. Because door thresholds are made using different material your manner of installation should also differ according to the make. To install the new door thresholds you need to refer to the manufacturer s instructions.

Be sure to use at least an entire tube when caulking along the sub floor and follow sealant manufacturer s instructions. The purpose of these instructions is to illustrate how to install a therma tru door system using methods and materials that help eliminate water related leaks. Installation with a sill pan. Regardless of the material you need to lay your door threshold on top of your door sill and secure it there.