Aztec Washer Company SQ601GA - Master Flash Square Flashing - (4 3/4 in. - 10 in.)

The Aztec Washer SQ601GA Standard Master Flash is an extra-large size flashing made from gray EPDM. It is engineered to provide a watertight seal for large pipe penetrations in residential, commercial, and industrial roofing. The flexible sleeve features trim-to-fit markings for easy on-site sizing and absorbs pipe movement caused by expansion, contraction, and vibration. The soft base molds to most roof panel profiles and slopes for a long-lasting, secure installation.

Key Features:

• Gray EPDM compound for long-term resistance to UV, ozone, and weathering.
• Extra-large sleeve with trim-to-fit markings for accurate field sizing.
• Flexible sleeve design absorbs vibration and pipe expansion/contraction.
• Soft base conforms to most roof panel configurations and slopes.

• Part number: SQ601GA
• Material: Gray EPDM
• Pipe range: 5 in to 9-1/4 in (127–235 mm)
• Base size: 12 in (305 mm)
• Application: Extra-large pipe penetrations on residential, commercial, and industrial roofs
• Temperature guidance: EPDM up to 212 °F (100 °C) continuous, 275 °F (135 °C) intermittent
• Warranty: 35 years (ICC-listed standard Master Flash)

Q: What type of sealant should be used with SQ601GA?
A: Urethane or silicone sealant is recommended. Avoid petro-chemical-based sealants.

Q: Can SQ601GA be used for both residential and commercial applications?
A: Yes, it conforms to most roof panel profiles and roof slopes.

Q: Is SQ601GA suitable for high-temperature applications?
A: EPDM is suitable up to 212 °F (100 °C). For hotter applications, use a silicone flashing.

Q: How is SQ601GA installed?
A: Trim the sleeve to pipe size, slide flashing over the pipe, form the base to the roof, apply sealant, and fasten securely.