Replacement for Lennox 21x26x4" (X6669, X6667)

Showing 1 -  5 of 5 Products
1 

What Our Customers Have to Say

Vicki S. 1 day ago
5
Great quality filters, easy to order and reasonable prices.
Eugene M. 1 day ago
5
Received quickly and in good order. Ordered 4, they will last for quite a while, will reorder from you when needed. Thank you.
Clare 2 days ago
5
Super product.....just sorry it's made such a hike in price since I first started using it. Well-made, easy to order....fast delivery
WallyH 2 days ago
5
This filter is the perfect match for our Goodman furnace. It does a great job filtering dust and fine particles, and lasts up to 3 months.