SC Glass And Glazing Practice Questions - South Carolina Glass And Glazing Contractor Examination Exam

Setting blocks must be placed so they do not dam the sill. Which detail best satisfies GANA water-management practice?

Use full-width rectangular blocks that fill the rabbet from stop to stop and seal both ends with silicone Use blocks that are slightly narrower than the channel, or chamfered/notched, and keep them clear of the weep holes Butter the entire sill with sealant so no water can reach the weeps Stack two blocks at midspan directly over the weep

Correct Answer:

Use blocks that are slightly narrower than the channel, or chamfered/notched, and keep them clear of the weep holes

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