Prices, Promotions, styles, and availability may vary. Our local stores do not honor online pricing. Prices and availability of products and services are subject to change without notice. Errors will be corrected where discovered, and Lowe's reserves the right to revoke any stated offer and to correct any errors, inaccuracies or omissions including after an order has been submitted.

ThermaStar by Pella 54" 10 Series SW/SH/FX Mull Kit

Get Pricing & Availability

  • Kit includes: interior and exterior mull covers, 2 J-mould covers, reinforcement Bar, #8 1" screws, 3/8" washers, round foam weather-stripping, foam backer plug, and Pella® SmartFlash® window and door installation tape

  • Kit contents may vary based on product purchased

  • Reinforcement bar used for all horizontal mulls and any mull greater than 69"

Best Price. Guaranteed
Find a lower price on an exact item? We'll match it. Some exclusions apply.
Learn More
FREE Returns
Return it in store or ship it back for free. Eligibility rules apply.
Learn More
FREE Shipping
Delivery is on us for orders over $45. Some exclusions apply.
Learn More