Anderson Pulley Seal

Stop Window Pulley Drafts

An important source of air leakage in older homes is the pulley openings in your double-hung window frames. (you can easily feel the draft with your hand on a cold day). The Anderson Pulley Seal permanently stops this draft without affecting the operation of the window*. They are easy to install using the adhesive foam gasket and screws provided.

Order One Pair for Each Window

pulley seal image
Available in white or brown

$2.50 / Pair

Dimensions: 1.25” x 3.5” x 0.5”
Adhesive foam gaskets and screws included

Shipping is a flat rate of $5 per order (to the U.S.)

For international shipments please contact for a quote



visaorder anderson pulley seal
*Note that the pulley seals will reduce the amount the lower sash can be raised by about 2 inches.