Aztec Washer Company SQ101GA - Master Flash Square Flashing - (1/4 in. - 2 3/4 in.)

The Aztec Washer SQ101GA Standard Master Flash is a pipe flashing designed for small to medium roof penetrations. Constructed from gray EPDM, it provides reliable protection against UV, ozone, and weathering. Its flexible sleeve accommodates pipe movement and vibration, while the trim-to-fit markings make on-site customization simple. The soft, conforming base ensures a secure fit to most roof panel profiles and slopes.

Key Features:

• Gray EPDM compound for long-term durability and weather resistance.
• Trim-to-fit sleeve with clearly marked cut lines for accurate sizing.
• Flexible sleeve design absorbs vibration and pipe expansion/contraction.
• Base conforms to roof panel configurations for a watertight seal.

• Part number: SQ101GA
• Material: Gray EPDM
• Pipe range: Closed to 2-3/4 in (0–70 mm)
• Base size: 4-1/2 in (114 mm)
• Application: Roof flashing for small to medium pipe penetrations
• Temperature resistance: EPDM up to 212 °F (100 °C) continuous, 275 °F (135 °C) intermittent
• Warranty: 35 years (ICC-listed standard Master Flash)

Q: What sealant should be used with SQ101GA?
A: Use urethane or silicone sealant. Avoid petro-chemical-based sealants.

Q: Is SQ101GA suitable for use on residential or commercial roofs?
A: Yes, it adapts to most roof panel types and pitches.

Q: Can SQ101GA handle higher-temperature applications?
A: EPDM is rated up to 212 °F (100 °C) continuous. For higher temperatures, silicone flashings are recommended.

Q: Why choose gray EPDM instead of black?
A: Many installers prefer gray for aesthetic purposes, while performance is the same as black EPDM.