• Gray EPDM sleeve compounded for long-term weathering resistance; flexible to absorb vibration and thermal movement.
• Built-in 20° pitch; suitable for roof pitches up to about 45°.
• Pull-tab, smooth tear rings for knife-free, accurate sizing.
• Lead-free aluminum base conforms to most panel configurations; IAPMO/UPC listed for type-B vents.
Price: $28.75
Item #204-RS101GA
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Description
Aztec Washer RS101GA is the size #1 Residential Master Flash, molded from UV- and ozone-resistant gray EPDM with a lead-free aluminum base that forms to common roof profiles. A built-in 20° pitch helps it seat correctly on steep roofs, while pull-tab, smooth tear rings make trimming fast and clean on site. Designed for residential penetrations, it maintains a weather-tight seal and is suitable for use with type-B heated vent pipes.
Key Features:
• Gray EPDM sleeve compounded for long-term weathering resistance; flexible to absorb vibration and thermal movement.
• Built-in 20° pitch; suitable for roof pitches up to about 45°.
• Pull-tab, smooth tear rings for knife-free, accurate sizing.
• Lead-free aluminum base conforms to most panel configurations; IAPMO/UPC listed for type-B vents.
Specifications
• Product line: Residential Master Flash, size #1.
• Part number: RS101GA.
• Material/color: EPDM, gray; base is lead-free aluminum.
• Pipe range: 2-3/4 in to 8 in (69–203 mm).
• Top opening (as shipped): 2-3/4 in to 3-1/4 in (69–82 mm), trim to suit.
• Base size: 20 in × 24 in (508 × 609 mm).
• Built-in pitch: 20°; suitable for roof pitches up to about 45°.
• Listings/warranty: suitable for type-B vents; EPDM 25-year limited warranty when installed per guidelines.
• Typical use: residential roof penetrations; form base to roof profile and seal per standard practice.
FAQs
Q: What pipe sizes does RS101GA cover?
A: 2-3/4 inches to 8 inches (69–203 mm), trimmed to fit.
Q: Can I use it on a steep roof?
A: Yes. The built-in 20° pitch supports installation on slopes up to about 45°.
Q: What is the base made from?
A: Lead-free aluminum designed to form over common roof panel profiles.
Q: Is this listed for type-B vent pipes?
A: Yes. The self-extinguishing formulation is listed with IAPMO/UPC for use with type-B vents.
Q: When should I choose silicone instead of EPDM?
A: Use silicone for sustained higher temperatures; EPDM is generally suitable up to about 212 °F continuous and 275 °F intermittent.
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