Renovation of existing single family home to include: new interior floor framing throughout,new interior partitions throughout replace existing kitchen and bathrooms, including all fixtures,appliances new interior three-story stair, new mechanical systems throughout, new electrical system throughout, new plumbing system throughout - fixture count unchanged, new fireplaces in existing locations and flue, new ventless gas fireplace, all interior,existing front, rear and side elevations to remain, existing windows to remain throughout