Homeowner needs to choose between 30# asphalt felt and synthetic felt for reroofing an irregular log cabin roof deck, balancing smoothing ability, moisture breathability, and energy efficiency.

Workarounds Described

• using thick old school 30# asphalt felt to smooth over irregularities
• using synthetic felt on porch rebuild for temporary cover

Implied Software Gaps

• Product selection tool that evaluates underlayment smoothing capability on uneven surfaces
• Energy efficiency calculator comparing vapor permeability of underlayment options for conditioned spaces

RoofMate Advisor

An interactive decision-support tool that helps homeowners and contractors select the optimal underlayment for unique roofing conditions. Input roof deck type, insulation, climate, and shingle type to get a tailored recommendation with pros, cons, and installation tips.

Existing Solutions Mentioned