APOC 501 is a neoprene elastomeric flashing sealant designed for long-lasting roof repairs. The black, paintable formula adheres to wet or dry surfaces, remains highly flexible, and won’t sag—ideal for chimneys, vent pipes, parapet walls, EPDM roofs and more.
Key Features:
All-Weather Application: Adheres on wet, dry, or cold surfaces for year-round repairs
Non-Sag, Flexible Formula: Stays put on vertical surfaces and flexes with movement to prevent cracks
Durable Performance: Gets tougher as it ages and is coatable for a seamless finish
Versatile Substrate Compatibility: Works on EPDM, TPO, PVC, shingles, asphalt, metal, and mod bit membranes
Quick Coverage: 10.1-oz tube covers up to 25 linear ft at 1/4 in. bead
Specifications Table:
Specification
Details
Series Name
501
Container Size
10.1-oz
Color/Finish Family
Black
Finish
Black
Elastomeric
Yes
Fibered
No
Cement
No
Waterproofer
No
Drying Time (Minutes)
15
VOC Level
400 g/L
For Use with RVs
Yes
Warranty
Lifetime warranty noted on packaging; Lowe’s spec lists 1-year limited
Application Method
Caulk gun
Coverage
Up to 25 linear ft at 1/4 in bead
Coatable/Paintable
Yes
Non-Sag
Yes
Wet or Dry Application
Yes
Substrate Compatibility
EPDM (rubber), TPO, PVC, shingles, asphalt, BUR, modified bitumen, metal, and more
Q: Can this be applied in wet conditions? A: Yes. It can be applied to wet or dry surfaces and even in cold weather.
Q: Will it sag on vertical surfaces? A: No. The non-sag formula allows application on vertical areas like flashing and vent stacks.
Q: Is it paintable or coatable? A: Yes. Once cured, it’s coatable/paintable for a uniform finish.
Q: What materials does it adhere to? A: Suitable for EPDM rubber, TPO, PVC, shingles, asphalt, BUR, modified bitumen membranes, metal, and more.
Q: How much area does one tube cover? A: Up to 25 linear feet when applied as a 1/4-inch bead, depending on surface texture.
Sculpted Protection with a Sleek Black Finish
This neoprene flashing sealant creates a crisp, tailored line that visually vanishes into roof details while delivering serious performance. I love its rich black tone—clean, modern, and effortlessly refined—making repairs look intentional. Use it to articulate seams around chimneys and vent pipes, then topcoat for a seamless architectural read. It’s a discreet essential that elevates both longevity and luxury in exterior detailing.
Seal leaks fast and finish with confidence—add APOC 501 to your cart and make durable, pro-grade roof repairs today.
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