Airway Heights Building Department
WSEC-R 2021 energy code compliance resources for builders and contractors in Airway Heights, Spokane County.
Building Department
Airway Heights Building Department
- Phone
- (509) 244-5578
- Address
- 1208 S Lundstrom St, Airway Heights, WA 99001
- Hours
- M-F 8am-5pm
- Website
- https://www.cawh.org/
Last verified: 2026-04-19
Submittal notes
These apply at Spokane County County level — verify city-specific items directly with Airway Heights Building Department.
- Spokane City + Spokane County: Spokane City and Spokane County both require 2021 Duct Leakage Affidavits for new construction AND existing-home remodels before final occupancy — note in the submittal package that the affidavit will be provided at final.
Code environment
Climate Zone
CZ5
Eastern WA — stricter insulation and air sealing minimums apply.
Radon Zone
Zone 1
High potential — passive mitigation system required (WAC 51-51-60101, Appendix AF).
Learn more →Ready to check your compliance?
wsec.ai generates a complete R406 credit summary you can submit with your permit application to Airway Heights Building Department.
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