The Carlisle WIP 100 Granular Surface Ice & Water Underlayment Black 36" x 65' is a ice & water underlayment for jobs that require Carlisle model/MPN 305131 in the RL sell unit. WIP 100 is a 55-mil flexible rubberized asphalt, fiberglass-reinforced membrane used as a shingle underlayment on critical roof areas such as eaves, ridges, valleys, dormers and skylights.

Key Specs

• Brand: Carlisle
• Model / MPN: 305131
• SKU: CARWIP100
• Sell unit: RL
• Product type: Ice & Water Underlayment
• Size / color: 36" x 65'
• Category: Residential Roofing | Residential Roofing/Underlayment | Residential Roofing/Underlayment/Ice & Water Underlayment | Underlayment | Underlayment/Ice & Water Underlayment

Key Features

• Protects the roof structure from water seepage caused by ice dams and wind-driven rains
• Allows up to 30 days exposure time
• Seals around roofing nails, staples and screws
• Ensures the watertightness of the primary roofi ng system in critical areas
• Split-release fi lm provides easier, faster installation
• Unique granular skid-resistant surface for safe and easy installation

Coverage & How Much You Need

Coverage or yield is not specified in the available product details. Use the manufacturer installation instructions and project takeoff before converting the job size into order quantity.

Compatibility / Fitment

Use this item only when the brand, model/MPN, size/color, sell unit, and system type match the project specification. Do not substitute it for a different ice & water underlayment, pack size, color, membrane/system family, or installation condition without checking the manufacturer instructions.

FAQs

What exactly am I ordering?

Carlisle WIP 100 Granular Surface Ice & Water Underlayment Black 36" x 65', sold as RL, with SKU CARWIP100 and manufacturer model/MPN 305131.

What model or part number should I match?

Match model/MPN 305131 and confirm the brand is Carlisle. If the job spec lists a different model, size, color, or system family, hold for review.

What unit is the price based on?

This listing is built around the RL sell unit. Confirm the unit before comparing price, quantity, or coverage.

How do I estimate quantity?

Coverage or yield is not specified in the available product details. Use the project takeoff and manufacturer instructions before estimating quantity.

What should be checked before purchase?

Confirm the model/MPN, sell unit, size/color, jobsite condition, compatible system components, and any manufacturer installation limits before approving the order.

Roofing and exterior-envelope work can involve fall hazards, weather exposure, fumes, adhesives, and system-specific installation requirements; follow the manufacturer instructions, OSHA-safe work practices, and local code or use a qualified contractor.

Product Expert Notes

Choose this item when Carlisle model/MPN 305131, SKU CARWIP100, and the RL sell unit match the project requirement. It is best treated as an exact-match material selection, not a generic substitute.