^ZULU Code The Wikipedia of Ship Machinery
^Z S E M M

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HVAC / Refrigeration

Zulu Code System

Description

HVAC and refrigeration systems. Covers air conditioning plants, provision refrigeration, battery ventilation systems, and climate control for accommodation, engine rooms, and cargo spaces.

Hull and ship structure — structural components, watertight integrity, hull coatings

Also known as: hull, ship structure, hull structure, ship body, hull integrity, watertight doors, structural steelwork, the hull

Equipment types (4)

Recent spare-part price references

Recorded spare-part prices for individual items in this system, each banded ±25%. These are specific items — NOT a per-model figure. See an individual model's page for a precise band.

ItemPrice bandDate
Impeller $1,800 – $3,000 Apr 29, 2026
PORTABLE UTI ANNUAL CALIBRATION $1,350 – $2,250 Apr 9, 2026
PORTABLE UTI ANNUAL CALIBRATION $150.00 – $250.00 Apr 1, 2026

Recent dry-dock cost references

Recorded dry-dock/repair labor line items for this system. These are LABOR costs, not spare-part prices, and vary widely by task — shown individually rather than averaged.

ItemCost bandDate
tanks ventilation and lighting $3.00 – $5.00 Jul 10, 2015
ventilation fan install/remove $30.00 – $50.00 Jul 10, 2015
ventilation fan usage (electrical consumption to be extra) $22.50 – $37.50 Jul 10, 2015

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Code map

^H
 ── System: HVAC / Refrigeration