Hidden Lake

Hidden Lake is a fire-resilient Passive House near Arvada, designed for multigenerational living. Built with Collective Carpentry’s panelized system, it offers airtight construction, clean indoor air, and long-term durability, ideal for a family that includes aging parents, one with asthma. With main-floor living for accessibility, future ADU plans, and off-grid readiness, the home reflects the owners’ desire for comfort, health, and smart, forward-thinking design.

location

2,800

PHIUS

Arvada, CO

2026

coming soon ach50

type

Living Space

Completion

Others

Heating and Cooling

Plumbing

Electric

Performance Consultant

Architect

NS Electric

Electrical Engineer: D.Keller Engineering
Concrete: Earthen Design
Drywall: Fossil Creek
Excavation: Earthen Design
Roofing: Boulder Roofing

PureHVAC

Panels

Collective Carpentry

Structural Engineer

Size

Overview

Single Family Certified Passive House

2,800

R-60

Slab

Envelope R Value

R-48

Wall 

R-80

Floors

Windows