Lowe's·Price tracker
Johns Manville
GoBoard 1/4-in x 3-ft x 5-ft Polyisocyanurate Backer Board Sheet
from $10.97 $21.98 −50%
On clearance at 6 Lowe's stores in 5 states, 151 on the shelf. Most stores have it at $17.57, the highest is $18.67.
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Clearance price history
Lowest price at any Lowe's store each day since Oct 14, 2026. The dashed line is the regular price, $21.98.
lowes.com price
- Aug 3, 2026$21.98
Where it is on clearance
Stores and the lowest price in each state. A plan shows the exact stores and how many each one has.
- CA1 store$18.67
- MN1 store$17.57
- PA2 stores$10.97
- TN1 store$17.57
- WA1 store$15.97
See which Lowe's has it
Endless checks the clearance shelf at every Lowe's each night: price, stock and the store. Premium shows all of it for the stores near you, plus Home Depot, Best Buy, Walmart, Costco and more.
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