Did you know there are seven layers to a fully-functioning roofing system?
In this series, we’re covering all of these layers to provide you with a solid understanding of what a durable, dependable roofing system looks like. This way, when you’re choosing a roofing contractor for a roof replacement, you’ll be better prepared to ask specific questions, and identify any red flags (IE: if the contractor is not planning on providing all seven roofing layers).
That said, thus far in the series, we’ve covered:
In Part 4 of the series, we’re shifting our attention to rooftop accessories, which can further enhance the finished look of a replacement roof while assisting in protecting against leaks.
Before we begin discussing roofing accessories, it’s important to mention that at Legacy Exteriors our asphalt roofing brand of choice is GAF. They’re America’s #1 roofing company because of the high level of quality and durability their roofing systems provide. That said, make sure your roofing contractor is providing GAF products, or another top brand, to ensure your replacement roof gives you the most bang for your buck.
Let’s dive into GAF’s roofing accessories, defining what they are as well as what they do, so you are more familiar with them …
Master Flow™Pivot™ Pipe Boot Flashing
This pipe boot flashing protects your home against leakage where the plumbing pipes exit your roof.
Benefits include:
- All metal construction
- Fully encapsulates unsightly plumbing pipes for a more finished look
- No exposed seals, gaskets, caulking, or collars that can decay because of exposure to the elements
- Features a rooftop pitch adjustment, which is a ball and socket “pivot” feature that makes simple rooftop pitch adjustment and installation a breeze on roofs 3:12—12:12
Master Flow™ Versa Caps
These versa caps are non-clogging, offering a positive draft design that works well on both hot stack and chimney flue installations.
Benefits include:
- Adjustable clamp fitting
- Helps protect rooftop flues, hot stacks, and B-vents
- An adjustable design provides easy installation
- Aluminum resists rust
- Positive draft design reduces risk of clogging
- Available in a variety of sizes from 2 7/8″ up to 10 7∕8″
Master Flow™ Goose Neck Vents
Created specifically to vent bathroom exhaust fans, range hoods, as well as any other appliances that require through-roof venting.
Benefits include:
- Available in multiple sizes and finishes
- Strong construction
- Goose Neck Vents are versatile, and can be used for kitchen, dryer, and/or other exhaust applications
- Fits the following pipe diameters: 4”, 5”, 6”, 10”
- Available in multiple base sizes
Master Flow™ Zinc Moss & Mildew Preventer
This moss and mildew preventer is EPA-approved for safety and peace of mind.
Benefits include:
- Installs easily at the roof ridge
- Protects roofing against moss and mildew growth
- For use with asphalt shingle, wood shake, or tile roofs
- The zinc strip does not kill moss or mildew but helps inhibit their growth
Master Flow™ Storm Collars
These 28-gauge Master Flow Storm Collars can be used with a variety of roof pitches.
Benefits include:
- Adjustable for use on many roof pitches
- Versatile, they’re available in three sizes
- 28 gauge (specified .015)
- Incredibly strong
Master Flow™ Vent Caps
Specifically made to cap pipes that extend through the roof.
Benefits include:
- 30-gauge (specified .013 – .015)
- Available in five pipe diameter sizes: 3”, 4”, 5”, 6”, 7”
- Strong construction
- Protects against rain, snow, and debris
Master Flow™ Roof Jacks with Vent Caps – Pitch
For use with kitchen, dryer, and other exhaust applications.
Benefits include:
- Available in 26- or 28- gauge
- Made to receive and cover venting duct pipe from kitchen & bath fans, and attic ventilation
- Cap for rain, snow and debris protection is included
- A special, built-in roof flashing design is press-sealed for maximum leak protection
Master Flow™ Roof Jacks with Vent Caps – No Pitch
Made for venting kitchen, bath fans, and attic ventilation.
Benefits include:
- 26 gauge (specified .019)
- Special design for ventilation through surfaces with no pitch
- Available in three sizes
Master Flow™ All-Purpose Vents
These all-purpose vents are 26-gauge.
Benefits include:
- A large 10″ base opening for gang venting
- The strength of 26-gauge (specified .019)
- All-purpose
- Available in two dimensions: 11.75” & 12”
Master Flow™ Roof Jacks w/ Wagon Cap
Created for venting appliances, as well as for attic ventilation.
Benefits include:
- Sturdy galvanized steel construction
- Built-in roof flashing that is press-sealed for excellent leak protection
- A tapered stack adapts to roof pitches from 3/12 to 5/12
- Fits 4” and 7” pipe diameters
- Base size: 13”x13” & 15”x15”
Master Flow™ Roof Flashing with Tapered Stack
Encases pipes that extend through the roof.
Benefits include:
- Protects roof openings against the elements
- 30-gauge (specified .013 – .015)
- Press-sealed design on flashing
- Delivers strong leak protection
- Available in eight different sizes
Master Flow™ Chimney Caps – Adjustable
These adjustable-size chimney caps are made with a “lockjaw” bracket.
Benefits include:
- The uniquely crafted, adjustable “lock-jaw” bracket mounts the cap securely into place
- Single-piece, heavy-gauge hood design
- Epoxy powder finish provides long life; reduces the risk of leaks
- Meets most fire codes
- 4-year ltd. warranty
Master Flow™ Chimney Caps – Fixed Size
Easy-to-install steel chimney caps.
Benefits include:
- Epoxy coating protects against weather infiltration, downdrafts, clogging, and animal infestation
- GAF’s most popular safety cap, it fits just about all standard-size chimneys
- Designed as a single-piece, heavy-gauge hood for long life, and outstanding leak protection
- Meets most fire codes
- 4-year ltd. warranty
Master Flow™ Lead Roof Flashing
Lead roof flashing is utilized as boot flashings around pipes that extend through the roof.
Benefits include:
- Expertly designed to adjust to most roof pitches
- Can be molded to fit on shingle, clay or metal roofing
- Available in four sizes
- Fits 1.5”, 2”, 3”, and 4” pipe diameters
Master Flow™ Leg Kits
These leg kits convert bolt-on style to slip-in style when a flue liner does not extend above the chimney crown.
Benefits include:
- Available in stainless and galvanized steel
- Easy to use
- Converts bolt-on style to slip-in style
- Compatible with Master Flow® Stainless Steel or Galvanized Chimney Caps
This brings us to the end of Part 4 of our series. In our next installment, we’ll continue our roofing 101 series with a focus on the importance of healthy attic ventilation.
Learn More
Want to learn more about GAF roofing solutions? Check out our Asphalt Roofing page, which details all of GAF’s asphalt roofing shingles and colors.
Contact Us Anytime …
Whether you would like a complimentary inspection of your roof, or are looking to chat about roof replacement options, feel free to contact Legacy Exteriors anytime. We’re always happy to help!
