enow.com Web Search

Search results

1. Results from the WOW.Com Content Network

2. Ceiling fan - Wikipedia

   en.wikipedia.org/wiki/Ceiling_fan

   These fans, hence the name "mini" ceiling fan are relatively small in size, usually ranging from 40.64 cm to 91.44 cm, however, some still span to sizes as large as 106.68 cm in diameter. Additionally, unlike traditional ceiling fans, these fans typically use synchronous motors. Bladeless ceiling fans.

3. High-volume low-speed fan - Wikipedia

   en.wikipedia.org/wiki/High-volume_low-speed_fan

   The current version, AMCA 230–12, reintroduced airflow rate with a revised equation, and new efficiency metrics. The official scope of the standard was limited to ceiling fans under 6 feet (1.8 m) in diameter. [9] Therefore, the current standard does not apply to HVLS fans. A new version of the standard is currently under review.

4. Air Movement and Control Association - Wikipedia

   en.wikipedia.org/wiki/Air_Movement_and_Control...

   It defines appropriate fan balance quality and operating vibration levels to those who specify, manufacture, use, and maintain fan equipment. ANSI/AMCA Standard 210 - Laboratory Methods of Testing Fans for Certified Aerodynamic Performance Rating establishes uniform test methods for a laboratory test of a fan or other air moving device to ...

5. Electrical wiring in the United Kingdom - Wikipedia

   en.wikipedia.org/wiki/Electrical_wiring_in_the...

   −6% of 230 V, meaning anything between 216.2 and 253.0 V is acceptable; and furthermore because prior to the introduction of this standard the previous standard had been 240 V, or more specifically 240 V ±6% (225.6–254.4 V), which almost perfectly falls within the new standard, so distributors lacked sufficient motivation to change the ...

6. Air changes per hour - Wikipedia

   en.wikipedia.org/wiki/Air_changes_per_hour

   Air changes are often cited as a means of preventing condensation in houses with forced ventilation systems often rated 3–5 ACH though without referencing the size of the house. However, where ACH is already greater than 0.75 a forced ventilation system is unlikely to be of use at controlling condensation and instead insulation or heating are ...

7. The best air purifiers of 2025 - AOL

   www.aol.com/lifestyle/best-air-purifiers...

   For large rooms up to 1,881 square feet – such as a family/living room, big kitchens, a dining area, foyer or basement – the Winix 5510 Air Purifier can clean the air in that space within an ...