ALTER TYPE "public"."main_heating_system" ADD VALUE 'Electric room heaters' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Solid fuel room heater, closed' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Air source heat pump' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Community heating, boilers' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Community heating, CHP and boilers' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Oil room heater, 2000 or later' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Gas room heater, condensing fire' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Gas room heater, decorative fuel-effect' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Gas room heater, flush live-effect' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Gas room heater, open flue 1980 or later' BEFORE 'Unknown';--> statement-breakpoint
ALTER TYPE "public"."main_heating_system" ADD VALUE 'Gas room heater, open flue pre-1980' BEFORE 'Unknown';