keystones

Our keystones come in a variety of sizes and designs, and add elegance, beauty, and value to any home. They are made of lightweight and durable Polyurethane foam and can be used on exterior of your home together with window trims and arches.

See Installation "Installation of Keystones" for step-by-step instructions on how to install keystones.

K-210 Height Width Depth Price 7" 7 1/4" 3 3/4" $22 9" 8 1/4" 3 3/4" $32 11" 11" 4" $44

Keystone K-210 has been used in designs: W-30 W-37 W-38 W-51

K-220 Height Width Depth Price 7 1/2" 7" 3 1/2" $35 9" 8" 4 1/2" $42 12" 10 1/2" 5 1/4" $52

Keystone K-220 has been used in designs: W-15 W-16 W-17 W-19 W-34 W-39 W-42 W-43 DI-20

K-230 Height Width Depth Price 9 1/2" 6 3/4" 4 1/2" $45

Keystone K-230 has been used in designs: W-48 DI-42

K-240 Height Width Depth Price 11" 8" 5 1/4" $46

Keystone K-240 has been used in designs: W-11 W-13 W-33 W-52