Hotel & Banquet Kitchen Ventilation

A kitchen that idles for hours and then produces several hundred covers in ninety minutes — sized for a peak it only meets occasionally, and silent enough that the function room never hears it.

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WhatExtreme peaks against long idle periods

Hotel kitchens serve breakfast, à la carte and banqueting from broadly the same space, and banqueting is the design case: a full cooking line running flat out for a short, intense service, then nothing. Meanwhile the kitchen sits adjacent to function rooms and guest areas that must not hear it or smell it.

WhoWho buys it

Hotel groups, conference and banqueting venues, catering equipment consultants specifying fit-outs, and contractors refurbishing kitchens while the hotel continues to operate.

WhyWhy running at design flow all day is the real cost

A hood system sized for full banquet load and left at that flow wastes an enormous amount of tempered make-up air during the many hours the kitchen idles. In a hotel that runs a kitchen sixteen hours a day but cooks hard for three, the energy penalty of constant-volume extract is far larger than the equipment cost difference. Demand-based control is the single most valuable specification decision here.

HowSpecifying for the peak, running for the average

Size hoods and fans for the banquet peak, then control them on demand — temperature or optical sensing in the hood reduces extract when the line is idle, and make-up air follows. Insist on sound data at the specified duty, not just a headline figure, because the plant sits next to spaces where people are paying to hold events. And design heat recovery in from the start: with this much tempered make-up air, recovery is where the operating cost is decided.

Equipment this application needs

Centrifugal Fans Hood extract Centrifugal Fans813 Backward-curved with variable speed — sized for banquet peak, running at a fraction of it most of the day. Axial Flow Fans Make-up air Axial Flow Fans752 Tracking extract so the kitchen stays balanced across the whole turndown range. Heat Exchangers Heat recovery Heat Exchangers364 Recovering from extract to temper incoming air — the main lever on running cost in a hotel kitchen. Condensing Units Cold & freezer rooms Condensing Units429 Back-of-house storage supporting banquet volumes. Ice Machines Banquet & bar ice Ice Machines75 Sized on event peak, not on daily average — a banquet consumes a day’s production in an hour.

What to check before you order

Low Noise 699
Plant adjoins function rooms and guest areas. Ask for sound power at the actual duty.
Variable Speed 129
The difference between paying for the peak all day and paying for what you use.
High Temperature 369
Continuous hot grease-laden extract during service.
Heat Recovery 94
Large tempered make-up air volumes make recovery pay back quickly.
Stainless Steel 2,107
Cleanable to the standard a hotel inspection expects.

Products for this application

Questions buyers ask

How do you size a kitchen that is idle most of the day?
Size the hoods and fans for the banquet peak, because that capacity must exist, but control them on demand so they do not deliver it all day. Temperature or optical sensing in the hood reduces extract when cooking stops, with make-up air tracking it. Sizing for the peak is unavoidable; running at the peak is not.
Why is heat recovery so important in a hotel kitchen?
Because the make-up air volume is large and it has to be tempered for many hours a day. Recovering heat from the extract stream to warm incoming replacement air addresses the single largest energy item in the system, and the payback is short precisely because the kitchen runs long hours.
How is noise handled next to function rooms?
By specifying sound power at the actual operating duty rather than accepting a headline figure, by locating plant and discharge away from function spaces, and by using variable speed so the system runs quietly during the many part-load hours. Acoustic treatment added after a complaint is far more expensive than getting the selection right.

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