Quick Estimate | ERS Roof Calculator

1

Roof Basics

Area, membrane type, and attachment method

Roof Area (sqft) *

Membrane

Attachment

Membrane Fastener Family

2

Insulation type, R-value or thickness, and deck substrate

Insulation Type

Target R-Value

Approx. 5.3" of Polyisocyanurate

Cover Board

Deck Substrate

3

State, wind rating, and optional building dimensions

State

Wind Rating

Coastal Location(higher wind speeds)