Allied Roofing’s South Florida Roofing Glossary (100 Terms Every Homeowner Should Know)

Understanding a roofing proposal shouldn’t feel like learning a new language. That’s why we created this 136 South Florida Roofing Glossary. Whether you’re choosing shingle, tile, or metal, your roof is one of the biggest investments you’ll make for your South Florida home, especially with our heat, humidity, hurricanes, and strict building codes.

This glossary breaks down the most common roofing words you’ll see in a contract or hear during a roof replacement. Everything is written in simple, clear language so any homeowner can quickly “get it.”

Use this guide anytime you’re reviewing a proposal, checking your insurance requirements, or simply wanting to feel confident about your roof.

A

Adhesive Foam (Tile) – A special polyurethane foam used to secure roof tiles so they don’t shift or blow off in hurricanes.
Aluminum Panels – Metal roofing panels made from aluminum; ideal for coastal homes because they don’t rust.
Angle Brackets – Metal braces installed to reinforce weak or sagging wood.
Architectural Shingles – Thicker, layered shingles designed to last longer and look more dimensional.
Asphalt Primer – A liquid applied to prepare surfaces so metal or membrane adheres properly.
Attic Ventilation – A system that removes hot air from the attic to reduce heat and moisture.

B

Back-Nailing – Extra nails installed on underlayment to keep it from sliding.
Base Sheet – The first membrane layer installed on a flat roof system.
Beam (Tie Beam) – The strong horizontal structural support connecting roof walls.
Beehive Removal – Not included in roofing work; must be performed by pest control.
Brownboard – Leveling wood used under metal roof installations.

C

Change Order – A written agreement for additional work not included in the original contract.
Clip Screws – Hidden screws that attach metal panels without exposing fasteners.
Code Upgrades – Work required to comply with updated Florida Building Code.
Cold-Applied Asphalt – Asphalt adhesive applied without heat for waterproofing.
Concrete Tile – Heavy, durable roofing tile used widely in South Florida.
Concealed Fasteners – Screws hidden beneath metal panels for a cleaner look and better leak protection.
Cricket – A small, raised structure that redirects water away from chimneys or walls.
Cut-Out – A ridge opening that allows attic heat to escape through a ridge vent.

D

Deck (Roof Decking) – The wooden foundation beneath all roofing materials.
Deflection – Natural bending or sagging of wood that may cause metal panels to appear wavy.
Dimensional Shingles – Premium shingles designed with layered depth and longer life.
Drip Edge – Metal trim installed at roof edges to direct water off the home.
Dumpsters/Disposal – Containers used for removing old roofing material.

E

Eave Closure – Metal flashing blocking wind, birds, and pests from entering roof edges.
Engineering Report – Required documentation for metal roofs or structural upgrades.
Expansion/Contraction – Movement of metal panels caused by temperature changes.

F

Fascia Board – Vertical trim at roof edges where gutters attach.
Fasteners – Screws or nails used to secure roofing materials.
Flashing – Metal pieces that prevent water intrusion around roof penetrations.
Foam Adhesive Paddies – Mounds of foam that secure tile to the roof deck.
Full Peel & Stick Underlayment – A self-adhering waterproof layer that counts as a secondary water barrier (SWR).

G

G90 Galvanized Metal – Zinc-coated steel designed to resist corrosion.
Gable Roof – A roof shape with two sloping sides forming a triangle.
Gas Vent (Type B) – Required vent for homes with gas appliances; plumbers must install.
Gauge (Metal Roofing) – Metal thickness measurement (e.g., 24 gauge).
Granule Loss – When shingle surface granules wear off due to age or weather.

H

Hazardous Conditions – Undisclosed issues (pipes, wiring, soft spots) that may delay roofing.
Hip & Ridge Tiles – Special tiles covering the roof’s peaks and angles.
Hurricane Straps – Metal connectors that strengthen roof-to-wall attachment for wind mitigation.

I

Ice/Water Shield – Waterproof underlayment used around valleys and vulnerable roof areas.
Impact Resistance – Ability of roofing to withstand flying debris.
Inspections (Wind Mitigation) – Insurance reports documenting hurricane-resistant features.

J

Joist – Horizontal structural beams supporting attic floors or roofs.
Job Site Protection – Tarps and coverings used to safeguard property during work.

K

K-Style Gutters – The most common gutter style; roofing contracts usually exclude gutter work.

L

Lead Stacks – Lead boots that waterproof plumbing vent pipes.
Lien Release – A document confirming everyone has been paid for your roofing project.
Loading – Delivering roofing materials to the property or roof.

M

Mechanically Attached Panels – Metal roofing installed using hidden clips.
Medium Foam Adhesive – Moderate-sized tile foam used for securing tile.
Mill Finish – Unpainted, natural metal surface.
Moisture Intrusion – Water entering the home through leaks or unsealed areas.
Modified Bitumen – A durable flat-roof material used in multi-layer systems.

N

Nail Exposure – Nails visible inside attic decking; normal and not a defect.
NOA (Notice of Acceptance) – Miami-Dade approval confirming material meets hurricane standards.

O

Oil Canning – Natural waviness in flat metal panels.
Overhang – The part of the roof extending beyond walls.
Owner’s Responsibilities – Required homeowner tasks: move cars, disclose issues, protect valuables.

P

Panel Profile – The style or shape of metal roofing panels.
Ponding Water – Standing water on flat roofs; not covered under roof warranties.
Preventive Maintenance – Required annual maintenance to keep warranties valid.
Primer – Coating applied before installing another roofing layer.
Punch-Outs – Final adjustments made after main installation is complete.

Q

Quote Subtotal – Total before upgrades, taxes, or added items.

R

Rafter – Slanted beams supporting roof surfaces.
Re-nailing – Upgrading deck nails to hurricane-rated ring-shank nails.
Ribbed Panel – Metal panel style with raised lines to reduce waviness.
Ridge – The highest line of the roof where two slopes meet.
Ridge Vent – A vent at the ridge that releases attic heat.
Ring-Shank Nails – Nails with ridges that grip tightly during hurricanes.
Rubber Boots – Waterproof covers for circular roof penetrations.

S

Soffit – Underside of roof overhang (roofing contracts usually exclude this).
Self-Adhered Underlayment – Sticky underlayment that installs without nails.
Shims – Thin materials that level uneven decking.
Shingle Roofing – Asphalt roofing common in Florida for its affordability.
Shop Drawings – Engineer-required drawings for metal roofing or code upgrades.
Slope (Pitch) – Roof steepness; flat roofs require 1/8” minimum.
Soffit Damage – Possible during tear-off; not covered in contracts.
Standing Seam Metal – Premium metal roofing with raised, concealed seams.
Striated Panel – Metal panels with tiny waves to reduce oil canning.
Structural Overlay – Reinforcing sagging roofs by installing new wood over old decking.
Substrate – Surface beneath the roofing system.
SWB/SWR (Secondary Water Barrier) – Code-approved waterproof layer that qualifies for insurance discounts.

T

Tapered Insulation – Sloped insulation used to improve drainage on flat roofs.
Tarps – Temporary coverings used before repairs or emergencies.
Tile Underlayment (TU Max) – Specialized membrane installed under tile roofs.
Trim Lock – Metal reinforcement under hip and ridge tiles.
Turbine Vent – Spinning attic vent used for airflow (optional).

U

Uplift Test – Required test ensuring tile adhesion meets hurricane wind standards.
Underlayment – Waterproof layer installed beneath shingles, tile, or metal.
Unforeseen Conditions – Hidden issues discovered during tear-off.

V

Valley – Area where two roof slopes meet.
Valley Metal – Metal flashing guiding water through valleys.
Ventilation System – System that prevents heat and moisture buildup in the attic.

W

Warranty (Watertight) – Protection ensuring no leaks for a set period.
Water Diverters – Metal pieces redirecting water away from doors or vulnerable walls.
Wind Mitigation – Features that strengthen roofs and lower insurance premiums.
Wood Replacement Allowance – Pre-included amount of rotten wood before extra charges apply.
Workmanship Warranty – Warranty covering installation quality.

Y

Yearly Maintenance Requirement – Annual upkeep required to keep roofing warranties valid.

Z

Z-Metal – Z-shaped flashing used in transitions, commonly in metal roofing.

At Allied Roofing & Sheet Metal, we believe homeowners deserve clarity, honesty, and education, not confusing jargon. If you’re planning a roof replacement or simply want to understand your home better, our team is here to guide you every step of the way.

Contact Us Here or Call us 24/7 at 954-485-5922

Your roof protects everything you love. Let’s build something strong together.