Name: Module 1 - Renovation & Retrofit
Author: Andy Cockburn

Levels of Intervention

Level of intervention into the structure	Cost?	Labour?
Minor: Interior jobs Caulking and weather stripping Foam around window and door (behind trim) Gaskets on electric outlets Sealing and insulating floor headers	Low to mid level	Can be DIY or contractor - low to middle amount of labour.
Mid-Level: Interior and some exterior Blower door testing & energy audit Replacing doors and windows c/w foam Caulking, weather stripping, gaskets all openings Improved attic insulation and sealing hatch Sealing in basement area, around floor system header, added insulation	Mid-level to high	Contractor, energy advisor Best approach - well planned and noticeable results
Major: Interior and Exterior Remove all exterior finish, apply new air sealing & insulation Remediation of toxic materials - lead, asbestos, etc.. Complete renovation for targeted performance Gut interior back to framing, build out again Is the structure worth saving? Consider building new. Heritage structure?	High level - phased project, costing spread over years	General contractor, Energy advisor, Architect, Engineer Most effective results for retrofit aimed at Net Zero, Passive House