WEYERHAEUSER ID PAGE:
The Identifiable knots:
These are the knots Weyerhaeuser asks you to look for to identify their siding. The knots are 12 1/8 inches apart.

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These are typical knots we see on Weyerhaeuser:
Weyerhaeuser Self-Aligning Lap Siding:
Weyerhaeuser Sure-Lock Lap Siding:

Weyerhaeuser Panel Siding
The back of Weyerhaeuser Siding:

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Another look of Weyerhaeuser siding:

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