P: (813) 663-9667
TOLL FREE: (877) 726-2661

Issue 80 Crossword Puzzle Information

Answer Key

Across
2. EMULSION In roofing, a coating consisting of asphalt and fillers suspended in water.

3. BALLAST Weight used to protect single-ply roofs or to prevent blow-off of systems, which are not adhered.

5. BLISTER An enclosed raised spot evident on the surface of a roof. They are mainly caused by the expansion of trapped air, water vapor, moisture or other gases.

7. POLYMER A substance consisting of large molecules that which have been formed from smaller molecules of similar make-up.

9. DECK The base surface to which a roof system is applied.

10. KETTLE Equipment used for heating bitumen to a flowing consistency.

11. DUCT A cylindrical or rectangular ‘tube’ used to move air from either exhaust or intake.

12. HATCH An opening in a deck; floor or roof. The usual purpose is to provide access from inside the building.

Down
1. GALVANIZE To coat a metal with zinc by dipping in molten zinc after cleaning.

4. ASPHALT A dark brown to black, highly viscous, hydrocarbon produces from the residue left after the distillation of petroleum, used as a waterproofing agent.

6. EAVE The part of a roof that projects out from the sidewall, or the lower edge of the part of a roof that overhangs a wall.

8. MASTIC A heavy trowel applied bitumen used for flashings or patch work which remains elastic and pliable.