Specification History

SWS Version Created Specification ID Title Specification Objective Supporting Materials Rationale Status
Version 2025 09/18/2023 - 16:14 7.0301.2d Clearance

Maintain a minimum clearance of 6" or the distance specified by the manufacturer between combustible tank insulation and fuel-fired water heater draft hood and/or single wall metal vent materials

Do not wrap the top of fuel-fired water heaters or cover combustion air intakes

Prevent a fire hazard

Concurred with the suggested changes, but reworded/reformatted a bit. Red Line
Version 2020 08/14/2020 - 14:28 7.0301.2d Clearance

Maintain a minimum clearance of 6" between combustible tank insulation and fuel-fired water heater draft hood and/or single wall metal vent materials

Do not wrap the top of fuel-fired water heaters or cover combustion air intakes

Prevent a fire hazard

Black Line
Version 2020 08/14/2020 - 14:28 7.0301.2d Clearance

Maintain a minimum clearance of 6" between combustible tank insulation and fuel-fired water heater draft hood and/or single wall metal vent materials

Do not wrap the top of fuel-fired water heaters or cover combustion air intakes

Prevent a fire hazard

Black Line