{"id":"baseboard-hydronic","version":"0.2.0","classification":{"uniformat":"D3050"},"names":["Hydronic baseboard radiation"],"aliases":["baseboard","fin tube radiation","radiator"],"service_life":{"median_years":50,"range_years":[50,50],"range_basis":"source_spread"},"pm_tasks":[{"task":"Check radiator valve turns freely and seats; check packing","frequency":"P2Y","reference":"Public Buildings Service Preventive Maintenance Guide (Public Buildings Maintenance Standards)","url":"https://web.archive.org/web/20231003141600/https://origin-www.gsa.gov/system/files/GSA%20PBS%20Preventive%20Maintenance%20Guide%202022-01302023_0.pdf","page":412,"checklist":"HVAC-BSB-01-02Y Radiant Baseboards/Convectors"},{"task":"Check housing, supports and hangers for damage","frequency":"P2Y","reference":"Public Buildings Service Preventive Maintenance Guide (Public Buildings Maintenance Standards)","url":"https://web.archive.org/web/20231003141600/https://origin-www.gsa.gov/system/files/GSA%20PBS%20Preventive%20Maintenance%20Guide%202022-01302023_0.pdf","page":412,"checklist":"HVAC-BSB-01-02Y Radiant Baseboards/Convectors"},{"task":"Check temperature controls, shutoff valves and vents","frequency":"P2Y","reference":"Public Buildings Service Preventive Maintenance Guide (Public Buildings Maintenance Standards)","url":"https://web.archive.org/web/20231003141600/https://origin-www.gsa.gov/system/files/GSA%20PBS%20Preventive%20Maintenance%20Guide%202022-01302023_0.pdf","page":412,"checklist":"HVAC-BSB-01-02Y Radiant Baseboards/Convectors"},{"task":"Check air bleed valve (hot water units)","frequency":"P2Y","reference":"Public Buildings Service Preventive Maintenance Guide (Public Buildings Maintenance Standards)","url":"https://web.archive.org/web/20231003141600/https://origin-www.gsa.gov/system/files/GSA%20PBS%20Preventive%20Maintenance%20Guide%202022-01302023_0.pdf","page":412,"checklist":"HVAC-BSB-01-02Y Radiant Baseboards/Convectors"},{"task":"Check coils, piping and fins for leaks or damage; straighten fins","frequency":"P2Y","reference":"Public Buildings Service Preventive Maintenance Guide (Public Buildings Maintenance Standards)","url":"https://web.archive.org/web/20231003141600/https://origin-www.gsa.gov/system/files/GSA%20PBS%20Preventive%20Maintenance%20Guide%202022-01302023_0.pdf","page":412,"checklist":"HVAC-BSB-01-02Y Radiant Baseboards/Convectors"},{"task":"Vacuum or blow out finned tube and housing","frequency":"P2Y","reference":"Public Buildings Service Preventive Maintenance Guide (Public Buildings Maintenance Standards)","url":"https://web.archive.org/web/20231003141600/https://origin-www.gsa.gov/system/files/GSA%20PBS%20Preventive%20Maintenance%20Guide%202022-01302023_0.pdf","page":412,"checklist":"HVAC-BSB-01-02Y Radiant Baseboards/Convectors"}],"basis":[{"type":"public_document","life_type":"planning","title":"CNA e-Tool Estimated Useful Life Table","by":"U.S. Department of Housing and Urban Development","url":"https://www.hud.gov/sites/documents/eul_for_cna_e_tool.pdf","page":12,"code":"HUD CNA 3.4.2.2.10","label":"Radiation-steam/hydronic (baseboard or freestanding radiator)","years":50,"note":"Same life for family and elderly properties. US multifamily housing. HUD's row also covers steam and freestanding radiators."}],"confidence":{"grade":"C","sample_size":null},"open_questions":["Only one source so far: HUD planning lives for US multifamily housing. Canadian and observed sources are needed.","Written for GSA contracted O&M in US federal buildings; job plans are generic and defer to manufacturer instructions, and the fire extinguisher plans only point to NFPA 10."],"contributors":["unfinished.one editors"],"last_reviewed":"2026-10-22","canonical_url":"https://unfinished.one/c/baseboard-hydronic","versioned_url":"https://unfinished.one/c/baseboard-hydronic/v/0.2.0","licence":"CC-BY-4.0","citation":"unfinished.one (2026). Hydronic baseboard radiation, v0.2.0. https://unfinished.one/c/baseboard-hydronic/v/0.2.0"}