The IPS Multi-Size 4N1 Copper Base Roof Pipe Flashing is a pipe flashing from IPS for exact-match material ordering. Match manufacturer model/MPN 81942. This variant is sold as PC with SKU IPS81942. IPS Roofing Products, a division of IPS Corporation, is an industry leader in residential and commercial roofing products.

Key Specs

• Brand: IPS
• Model / MPN: 81942
• SKU: IPS81942
• Sell unit: PC
• Product type: Pipe Flashing
• Size: 1" to 4" x 12″ x 16″ Base
• Category: Flashing | Flashing/Pipe Flashing | Residential Roofing | Residential Roofing/Flashing | Residential Roofing/Flashing/Pipe Flashing

Key Features

• Adjustable multi-size flashing fits 1-1/4" – 4"
• Tested for ultraviolet, ozone and weather resistance
• Elastomer collar heat tested to 180°F
• Approved for type “B” installations

Coverage & How Much You Need

Confirm coverage/yield from the manufacturer instructions and job takeoff before ordering.

Compatibility / Fitment

Use only with compatible systems and installation conditions specified by the manufacturer.

FAQs

What exactly am I ordering?

IPS Multi-Size 4N1 Copper Base Roof Pipe Flashing, sold as PC, SKU IPS81942, manufacturer model/MPN 81942.

What unit is the price based on?

The price is for the PC sell unit.

What should I match before ordering?

Match brand, model/MPN where available, size/color, sell unit, and the project specification.

Can this be substituted?

Treat this as an exact-match building material selection; hold for review before substituting a different model, color, size, or system family.

How do I estimate quantity?

Use the project takeoff plus manufacturer installation instructions, including waste, overlap, and accessory requirements.

Follow manufacturer instructions, OSHA-safe work practices, local code, and project specifications.

Product Expert Notes

Choose this variant when IPS, SKU IPS81942, PC sell unit, and MPN 81942 match the job requirement.