[{"id":209386111128,"handle":"inlets","title":"Poultry Shed Air Inlets For Farming","updated_at":"2026-03-11T16:06:33+00:00","body_html":"\u003cp\u003eAir inlets allow fresh clean air to enter the building. When fans are switched on to extract stale air, fresh air is drawn in through the air inlets.\u003c\/p\u003e\n\u003cp\u003eThe inlets are usually automatically controlled by a pull-rod system linked to an inlet winch. This controls the amount of air allowed into the building and and what speed or pressure it should open.\u003c\/p\u003e\n\u003cp\u003eThe shape of the inlet is also important to get the desired air flow to the centre of the building. \u003cstrong\u003eTPI Polytechnic\u003c\/strong\u003e inlets do this perfectly.\u003c\/p\u003e","published_at":"2020-07-20T07:55:57+01:00","sort_order":"manual","template_suffix":"pagefly.7d10d223","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"Inlets"}],"published_scope":"global","image":{"created_at":"2020-07-20T07:56:14+01:00","alt":null,"width":550,"height":300,"src":"\/\/www.daltonsupplies.com\/cdn\/shop\/collections\/6a342da0544db3132b74db85c224aed7.png?v=1595228174"}},{"id":672413385090,"handle":"top-20","title":"Top 20","updated_at":"2026-03-11T16:07:09+00:00","body_html":"","published_at":"2025-07-15T13:42:19+01:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"top20"}],"published_scope":"global"},{"id":209386045592,"handle":"fans","title":"Ventilation Fans for Agricultural and Industrial Use","updated_at":"2026-03-11T16:06:33+00:00","body_html":"\u003cp\u003e\u003cmeta charset=\"utf-8\"\u003eBrowse our selection of high performance ventilation fans designed for use in livestock buildings, workshops and other demanding environments. At Dalton Supplies, we offer durable and efficient fans to help manage airflow, reduce heat and support animal welfare in poultry houses, pig units and greenhouses. Whether you need wall mounted fans, circulation fans or replacement parts, our products are trusted by UK farmers and available for fast nationwide delivery.\u003c\/p\u003e","published_at":"2020-07-20T07:55:53+01:00","sort_order":"manual","template_suffix":"pagefly.7d10d223","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"Fans"}],"published_scope":"global","image":{"created_at":"2020-07-20T07:56:01+01:00","alt":null,"width":550,"height":300,"src":"\/\/www.daltonsupplies.com\/cdn\/shop\/collections\/18e39e70f9d6a9df02225fde7e5f0049.png?v=1595228161"}},{"id":424131297502,"handle":"ventilation","title":"Ventilation for Poultry Farms","updated_at":"2026-03-11T16:06:48+00:00","body_html":"\u003cp\u003eWe understand the importance of proper ventilation in maintaining a healthy and productive farming environment. Our range of ventilation products is designed specifically for UK farmers, offering efficient solutions to improve air circulation, temperature control, and overall comfort for livestock.\u003c\/p\u003e","published_at":"2024-01-10T16:18:32+00:00","sort_order":"manual","template_suffix":"ventilation","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"Ventilation"}],"published_scope":"global"},{"id":434793414878,"handle":"wholesale-no","title":"Wholesale NO","updated_at":"2026-03-11T16:07:02+00:00","body_html":"","published_at":"2024-08-24T06:54:51+01:00","sort_order":"best-selling","template_suffix":"","disjunctive":false,"rules":[{"column":"tag","relation":"equals","condition":"Net Product:Yes"}],"published_scope":"global"}]
The product can be bought in quantity increments of .
Insulated Fan Cover to suit fans 1380mm x 1380mm - Designed for standard 1380mm Box Fans.
Delivery and Shipping
We use DX and DPD to deliver our orders. Our delivery zones and rates are listed below:
Free Delivery (UK Mainland Only *Some postcodes excluded, see Zone 2 above)
For deliveries between 0 and 100 kg with a value that exceeds £249.99 plus VAT, we offer free delivery. Orders over 100 kg do not benefit from free delivery.
Delivery zone 1 (UK Mainland *Some postcodes excluded; see Zone 2 below)
* 0 - 19.99 kg Courier: £3.90 plus VAT * 20 kg courier: £3.90 plus VAT + 40p per Kilo thereafter up to a limit of 100 kg
Delivery zone 2 (BT, IM, IV, KW, HS, ZE postcodes)
* 0 - 0.99 kg DPD £3.90 plus VAT * 1 - 19.99 kg Courier £32.00 plus VAT * 20Kg Courier £32.00 plus VAT + 58p per Kilo thereafter up to a limit of 100Kg
Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.
Free Delivery
On All Orders Over £250 ex VAT
Special offers
Regular sales and discounts
Easy returns
Hassle free returns policy
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Insulated Fan Cover for 1380mm Square Box Fans FAQs
What size are the insulated fan covers for 50” Fans?
The insulated fan covers for 50” fans measure 1390mm x 1390mm internal.
Will the insulated fan cover fit all makes of fan?
The insulated fan covers fit many different makes of 50” fan. As long as the fan housing measures approx 1380mm square.
How do I attach the insulated fan cover to the 50” fan?
The insulated fan cover comes with a bungee type cord that is threaded around a seamed edge. The cord can be stretched over hooks on the wall of the building or simply tightened around the fan.
What are the benefits of an insulated Fan Cover?
The insulated fan cover covers the galvanised box of a 50” fan, it stops wind blowing in through the louvres and drainage holes. They are ideal in winter with young birds when the fan won’t be in use. The insulated layer helps protect against heat loss.
About Dalton Supplies
Dalton Engineering has been in the poultry business for over 35 years. We are experts in the supply of all your poultry equipment, with friendly help and advice.
