Ventilation Grille

Ventilation Grille

Introduction

A ventilation grille is a device used to allow air to circulate between two spaces while keeping out larger objects like debris or animals. It typically consists of a frame with multiple slats or louvers arranged to form a grid, which can be mounted on a wall or ceiling to allow air to flow in or out.

Ventilation grilles are commonly found in buildings, where they are used to provide fresh air and maintain good air quality by exchanging stale indoor air with fresh outdoor air. They can also be used in heating, ventilation, and air conditioning (HVAC) systems to regulate air flow and temperature.

Different types of ventilation grilles are available, including fixed, adjustable, and motorized grilles. Fixed grilles have a fixed slat angle and cannot be adjusted, while adjustable grilles have slats that can be adjusted to control the air flow. Motorized grilles are powered by an electric motor and can be remotely controlled to adjust the air flow or direction.

Ventilation grilles are an important component of any building's HVAC system and play a crucial role in ensuring proper air circulation and maintaining a comfortable and healthy indoor environment.

Features

1. Corrosion resistance: Marine ventilation grilles are usually made of materials that can withstand harsh marine environments, including saltwater, humidity, and UV radiation.

2. Efficient airflow: Ventilation grilles are designed to allow efficient airflow through the ventilation system, helping to maintain the required air quality and temperature inside the vessel.

3. Durability: The grilles are usually built to last and withstand the rough conditions of the marine environment. They are resistant to impact, wear, and tear.

4. Easy to install: Ventilation grilles are easy to install and remove, which makes it easy to maintain and clean the ventilation system.

5. Safety: Marine ventilation grilles are designed to prevent the ingress of foreign objects, including debris, birds, and marine life, into the ventilation system.

6. Noise reduction: Some ventilation grilles are designed to reduce the noise level of the ventilation system, providing a quieter environment inside the vessel.

Specification

Main Dimensions					No. of bolt holes	Weight (kg)≈
DN	a×b	B×L	e	f		E	F
100	60×140	100×180	66	100	6	0.16	0.24
	80×120	120×160	86	90
125	60×220	100×260	66	140		0.18	0.29
	80×160	120×200	86	110
	100×130	140×170	106	95
150	80×250	120×290	86	155		0.22	0.36
	100×200	140×240	106	130
	120×150	160×190	126	105
175	80×350	120×390	86	205	8	0.27	0.44
	100×250	140×290	106	155
	120×210	160×250	126	165
200	100×350	140×390	106	205		0.31	0.52
	120×280	160×320	126	170
	150×220	190×260	156	140
250	120×470	160×510	126	265	10	0.42	0.78
	150×350	190×390	156	205
	190×280	240×320	196	170
300	150×530	190×570	156	295	12	0.51	0.91
	190×390	230×430	196	225
	240×300	280×340	246	180
350	190×550	230×590	196	305		0.35	1.16
	240×420	280×460	246	240
	290×360	330×400	296	210
400	190×760	230×800	196	410	14	0.78	1.45
	240×550	280×590	246	305
	290×460	330×500	296	260

Blueprint