Created on 08.17

H-Type Vs A-Type Layer Cage Systems: Which Fits Your Commercial Egg Farm?

The better layer cage system is the one that fits the farm's legal market, production plan, poultry house, labor structure, utilities, manure route, automation goals and service capability. A-type systems use a stepped arrangement and can support different combinations of manual and automated equipment. H-type systems stack tiers vertically and are commonly selected when coordinated automation and efficient use of house space are priorities. Neither is universally superior.

Before comparing models or prices, confirm whether the intended housing system is permitted in the destination market. National and local law, egg-buyer standards, retailer commitments, lender requirements and customer welfare policies may determine which housing options are eligible. For example, the European Union prohibits unenriched cages and regulates permitted systems, while policy also varies among individual countries. Equipment selection must begin inside that boundary.

This guide is written for commercial egg-farm owners, investors, procurement teams and integrators comparing A-type and H-type layer cage systems. It explains the differences that matter during planning and shows what information a supplier needs before making a responsible recommendation.

For the wider sequence of decisions that should be settled before a quotation, begin with our commercial layer farm planning guide.

What Do A-Type And H-Type Actually Describe?

The two names describe the general structural arrangement of the cage rows. They do not, by themselves, define the cage dimensions, bird capacity, wire specification, surface treatment, automation scope or production result.

An A-type layer cage system uses a stepped or staggered arrangement. The more open side profile can be coordinated with different house widths, clear heights, aisle plans and operating methods. Depending on the project, feeding, drinking, egg collection and manure handling may be manual, semi-automatic or automatic. Daofeng's A-type layer cage systempage explains the configuration inputs and available supporting-system options.

An H-type layer cage system places tiers vertically above one another. Manure belts are normally planned below the tiers, while feeding, drinking, egg collection and manure removal are coordinated around the same rows. This arrangement is often evaluated when a project needs more capacity within a defined house footprint or wants centralized automation. Daofeng's H-type layer cage systempage shows how the final layout depends on house dimensions, climate and operating priorities.

The names are useful starting points, but a purchaser should compare complete project configurations rather than two cage labels.

A Conditions-First Comparison

Comparison area	A-type planning direction	H-type planning direction	Buyer confirmation
Structural arrangement	Stepped or staggered side profile	Vertically stacked tiers	Actual drawing, cage dimensions, rows, tiers and service clearances
Poultry-house fit	May suit an open layout or a house with different height and width constraints	Uses vertical space and therefore requires careful height and access coordination	Internal length, width, clear height, columns, doors and end clearances
Automation	Can combine manual, semi-automatic or automatic functions	Commonly coordinated with centralized feeding, egg collection and manure belts	Required functions, control scope, staff capability and backup plan
Manure route	Scraper or belt options may be evaluated according to the configuration	Manure belts are normally integrated below stacked tiers	Removal frequency, discharge direction, storage, drying or end use
Daily access	Open stepped arrangement can support direct observation and routine checks	Multi-tier access, platforms and drive-unit service routes must be designed	Inspection routine, aisle width, safe access and maintenance plan
Climate coordination	Open row profile does not remove the need for ventilation design	Tier height and bird distribution make air distribution a central design question	Climate data, bird plan, house envelope, fan/inlet arrangement and controls
Utilities	Automation level determines power and water requirements	Integrated automation can increase dependence on reliable power, controls and maintenance	Voltage, frequency, water quality, pressure, backup power and local technical support
Investment	Equipment combinations can be phased around the operating plan	Higher system integration may change initial scope and infrastructure needs	Complete scope, exclusions, installation, spares and lifecycle operating plan
Expansion	Additional houses or later automation may be possible if planned early	Vertical capacity and centralized routes can support a different expansion strategy	Master plan, future house count, central egg/manure routes and utility reserves

This table describes planning tendencies, not universal specifications. Final performance depends on the selected model, birds, management, climate, installation quality and operating discipline.

Decision 1: Is The Housing System Eligible In Your Market?

This is the first decision because it can eliminate options before engineering begins. Ask the competent local authority and, where relevant, the egg buyer or certification body:

Is the proposed cage housing category permitted for new farms?
Are enriched features, minimum usable area, nests, perches or litter required?
Are there announced phase-out dates or restrictions on expansion?
Do retailers, processors, lenders or export customers impose standards beyond the law?
What records, farm registration or egg-labeling requirements apply?

An equipment supplier can organize technical information, but legal approval must come from qualified local authorities and professionals. The article does not replace local legal or welfare advice.

Decision 2: Are You Planning A New House Or Using An Existing One?

For a new farm, the poultry house and cage layout should be developed together. For an existing building, the usable internal dimensions and structural restrictions come first.

Provide the supplier with:

internal length and width;
eave, ridge and clear working height;
column positions and structural obstructions;
door, inlet, fan and cooling-pad locations;
floor or pit arrangement;
equipment-room and egg-room positions;
access for delivery, erection and maintenance.

An H-type configuration may use vertical space efficiently, but it cannot be selected responsibly without confirming clear height, tier access and ventilation. An A-type system may provide a different footprint and access pattern, but it still must fit row spacing, manure handling and egg movement. A generic “birds per house” answer is not enough.

Decision 3: What Capacity Must The Site Support?

Target capacity should be tested against the complete farm master plan, not forced into one building. The calculation depends on the approved cage model, bird allocation, house dimensions, aisle and service space, climate strategy and local rules.

Separate three numbers:

target birds for the complete farm;

target birds for each poultry house;

confirmed birds for each cage configuration in the written layout.

Do not select H-type only because the project is described as "large," and do not select A-type only because the first phase is described as "small." A large site may favor several operationally independent houses. A phased investor may still plan centralized automation. Capacity is one variable among several.

Decision 4: Which Daily Tasks Will Be Automated?

Write down the desired operating method for every material flow:

feed storage, transfer and row distribution;
filtration, pressure regulation and drinking lines;
egg collection along the rows and transfer to the egg room;
manure removal from the rows and transfer out of the house;
ventilation, cooling, heating where required, lighting and sensors;
alarms, control cabinets, manual overrides and production records.

A-type does not automatically mean manual, and H-type does not mean that every supporting function is included. Two quotations carrying the same cage name may have very different motors, controls, transfer equipment, materials and installation boundaries. Compare the equipment schedule line by line.

Decision 5: How Will Manure Leave The Birds, The House And The Farm?

The cage structure and manure plan are connected. A-type configurations may use scraper or belt solutions depending on the project. H-type configurations commonly integrate a belt beneath each tier, followed by end-of-row and cross-house transfer.

The decision does not end at the house wall. Confirm:

removal frequency;
transfer direction and discharge height;
temporary storage or direct loading;
drying, composting or another approved treatment route;
rainy-season and cold-season operating conditions;
odor, runoff, pest and biosecurity controls;
local environmental requirements and the intended final use.

A fast cage quotation that ignores the downstream manure route is incomplete.

Decision 6: Can The House Maintain An Even Environment?

The ventilation question is not simply whether one structure “has better airflow.” Air must reach the birds across the house length, width and equipment height while heat, moisture, dust and gases are removed.

The design team needs the location, seasonal temperature and humidity range, altitude where relevant, prevailing weather, house envelope, bird plan, equipment height and proposed fan/inlet arrangement. A taller H-type installation may require detailed attention to air distribution between tiers. An A-type layout still requires a calculated environmental-control plan; an open cage profile cannot compensate for an unsuitable building or control strategy.

Final fan quantity, inlet area, cooling method and controller logic must be engineered for the project. They should not be copied from a farm in another climate.

Decision 7: What Can The Local Team Operate And Maintain?

Automation changes labor; it does not remove the need for skilled inspection. The farm still needs people who can observe birds, check water and feed delivery, monitor belts and motors, respond to alarms, clean sensors, perform preventive maintenance and record abnormalities.

Before choosing a configuration, evaluate:

reliability of grid power and backup generation;
availability of clean water and suitable treatment;
electrical and mechanical skills on the farm;
access to spare parts and service support;
language and format of operating instructions;
safe access to every drive, sensor, belt and valve;
training before the first flock arrives.

Where utilities are unstable or technical support is distant, the operating strategy and redundancy plan may matter as much as equipment complexity.

Decision 8: Are You Comparing Complete Costs Or Only Cage Prices?

A fair comparison uses the same project boundary. Ask each supplier to identify:

cage structure and approved bird allocation;
feeding, drinking, egg and manure equipment;
environmental-control and electrical scope;
silos, cross conveyors and transfer interfaces;
freight, packaging and destination terms;
installation responsibility and tools;
commissioning, training and documentation;
spare and wear parts;
exclusions, buyer-supplied items and civil works;
warranty and after-sales process.

An A-type quotation may appear lower because it includes fewer automated functions. An H-type quotation may appear higher because it includes more transfer equipment or control scope. The opposite can also occur when materials, delivery terms or responsibilities differ. Normalize the scope before drawing a conclusion.

What Can Real Projects Teach Us?

Project evidence should be used to study coordination, not to promise identical results. In the Zhejiang 1.1 million-layer project, nine steel-structure houses were prepared for ten-tier automatic equipment. The useful lesson is that building dimensions, equipment rows, access and supporting systems must be coordinated before equipment enters the house.

That project does not prove that every large farm should use the same tier count. A buyer should examine which planning principle transfers to the new site and which specification remains unique to the reference project.

Choosing Without A Fixed Formula

An idea in the Tao Te Ching, Chapter 25, describes the way of nature as following what is so. Applied carefully to farm planning, the lesson is practical: a good decision follows real conditions instead of forcing every project into one formula. House, climate, people, animals, utilities and market requirements must be understood before the equipment takes shape.

This is also the basis of responsible international cooperation. The supplier brings manufacturing and project experience; the customer brings knowledge of the local market, land, climate and operating team. A workable solution comes from combining both forms of knowledge with respect.

Information To Send Before Requesting A Recommendation

To compare A-type and H-type options, prepare:

project country and exact site location;
confirmation of the permitted housing category;
laying-hen breed or bird type if known;
total farm capacity and capacity per house;
new or existing house status;
internal house dimensions and drawings;
local temperature, humidity and altitude data where relevant;
desired feeding, egg, manure and climate-control functions;
voltage, frequency, water source and backup-power plan;
manure treatment or final-use plan;
expansion plan, schedule and destination port;
local installation resources and expected supplier support.

Daofeng's turnkey layer farm process explains how requirements, layout, equipment confirmation, production, delivery, installation and commissioning connect.

Frequently Asked Questions

What is the main difference between A-type and H-type layer cages?

A-type cages use a stepped arrangement, while H-type cages stack tiers vertically. The structure affects house footprint, equipment access, manure handling and automation routes, but the final specification depends on the actual model and project layout.

Is H-type always the better choice for a large egg farm?

No. H-type is often evaluated where vertical capacity and coordinated automation are priorities, but legality, house design, climate, utilities, maintenance capability, investment scope and operating strategy must also fit. “Large” does not determine the answer by itself.

Can an A-type layer cage system be automated?

Yes. Depending on the project, A-type systems may coordinate automatic feeding, nipple drinking, egg collection, manure removal and environmental-control interfaces. The included functions must be confirmed in the equipment schedule.

Which system is easier to fit into an existing poultry house?

There is no universal answer. The supplier must check usable width, clear height, columns, doors, pits, ventilation openings, service clearances and the proposed material routes before recommending either structure.

Which system has a lower price?

The cage name alone cannot determine price. Materials, rows, tiers, automation, transfer equipment, climate-control scope, freight, installation, spare parts and commercial terms can change the total. Compare normalized scopes, not headline cage prices.

How does the cage type affect manure management?

H-type systems commonly use belts beneath stacked tiers. A-type projects may evaluate scraper or belt options. In both cases, the route beyond the cage—cross transfer, storage, treatment and final use—must be planned.

What should be checked before signing a layer-cage contract?

Confirm the approved layout, bird allocation, material and coating schedule, equipment list, motor and electrical standards, exclusions, civil interfaces, delivery terms, installation responsibility, commissioning tests, documentation, training, spare parts and warranty process.

Can one supplier's A-type or H-type specification be compared directly with another's?

Only after the scope is normalized. The same label can hide different cage dimensions, materials, automation functions, transfer equipment and service boundaries. Request drawings and a detailed equipment schedule from each supplier.

Conclusion: Choose The Operating System, Not The Letter

A-type and H-type are structural directions, not automatic answers. Begin with market eligibility, then coordinate the poultry house, capacity, automation, manure, climate, utilities, people, expansion and commercial scope. The strongest choice is the one the farm can legally install, reliably operate and responsibly maintain over time.

If you are comparing options, request a project-specific equipment proposalSend your country, permitted housing category, target capacity, house dimensions, climate conditions, automation needs, utilities, manure plan, schedule and destination port. Henan Daofeng Livestock Equipment Co., Ltd. will help organize the questions and configuration points that should be confirmed next.

Regulatory References

European Commission: Welfare standards for laying hens in the European Union

UK Government: Consultation on proposed cage reforms for laying hens, pullets and breeder layers