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2. Flashing (weatherproofing) - Wikipedia

   en.wikipedia.org/wiki/Flashing_(weatherproofing)

   Chimney flashing A general term for flashing a chimney to cover the intersections of the chimney and install a damp proof course (DPC) Kickout flashing At the very bottom of a roof/wall intersection, the lowermost step flashing specially formed to deflect water away from the wall. Valley flashing In the valley of two intersecting roof planes.

3. Reglet - Wikipedia

   en.wikipedia.org/wiki/Reglet

   A reglet is found on the exterior of a building along a masonry wall, chimney or parapet that meets the roof. It is a groove cut within a mortar joint that receives counter-flashing meant to cover surface flashing used to deflect water infiltration. Reglet can also refer to the counter-flashing itself when it is applied on the surface, known as ...

4. Concealed shoes - Wikipedia

   en.wikipedia.org/wiki/Concealed_shoes

   An analysis of the Concealed Shoe Index maintained by Northampton Museum, conducted by June Swann and published in 1996, [7] reveals that the most common place of concealment is the chimney, fireplace or hearth (26.2 per cent), followed by under the floor or above the ceiling (22.9 per cent), and almost as many concealed in the roof. Shoes have ...

5. Chimney - Wikipedia

   en.wikipedia.org/wiki/Chimney

   A chimney cowl or wind directional cap is a helmet-shaped chimney cap that rotates to align with the wind and prevent a downdraft of smoke and wind down the chimney. An H-style cap is a chimney top constructed from chimney pipes shaped like the letter H. It is an age-old method of regulating draft in situations where prevailing winds or ...

6. Stack effect - Wikipedia

   en.wikipedia.org/wiki/Stack_effect

   The stack effect or chimney effect is the movement of air into and out of buildings through unsealed openings, chimneys, flue-gas stacks, or other purposefully designed openings or containers, resulting from air buoyancy. Buoyancy occurs due to a difference in indoor-to-outdoor air density resulting from temperature and moisture differences ...

7. Cricket (roofing) - Wikipedia

   en.wikipedia.org/wiki/Cricket_(roofing)

   In some cases, a cricket can be used to transition from one roof area to another. On low-slope and flat roofs with parapet walls, crickets are commonly used to divert water to the drainage, against or perpendicular to the main roof slope. The pitch of a cricket is sometimes the same as the rest of the roof, but not always. For Steep-slope roofs ...