试用视觉搜索
使用图片进行搜索,而不限于文本
你提供的照片可能用于改善必应图片处理服务。
隐私政策
|
使用条款
在此处拖动一张或多张图像或
浏览
在此处放置图像
或
粘贴图像或 URL
拍照
单击示例图片试一试
了解更多
要使用可视化搜索,请在浏览器中启用相机
搜索优化
English
全部
Copilot
图片
灵感
创建
集合
视频
地图
资讯
购物
更多
航班
旅游
酒店
搜索
笔记本
安全搜索:
中等
严格
中等(默认)
关闭
筛选器
自动播放所有 GIF
在这里更改自动播放及其他图像设置
自动播放所有 GIF
拨动开关以打开
自动播放 GIF
图片尺寸
全部
小
中
大
特大
至少... *
自定义宽度
x
自定义高度
像素
请为宽度和高度输入一个数字
颜色
全部
仅限颜色
黑白
类型
全部
照片
剪贴画
素描
动画 GIF
透明
版式
全部
方形
横版
竖版
人物
全部
仅脸部
半身像
日期
全部
过去 24 小时
过去一周
过去一个月
去年
授权
全部
所有创作共用
公共领域
免费分享和使用
在商业上免费分享和使用
免费修改、分享和使用
在商业上免费修改、分享和使用
详细了解
清除筛选条件
购买 tunnel natural air ventilation
赞助
$269.95
Global Industrial 12" Confined Space Blower Fan, 16' Flexible Duct, 2 Speed, 1640 CFM, 3/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$269.95
Global Industrial 12" Confined Space Blower Fan, 16' Flexible Duct, 2 Speed, 1640 CFM, 3/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$21.99
Air King 50 CFM 3 Sone Ceiling Mounted Exhaust Fan - AS50
Build
212
$21.99
Air King 50 CFM 3 Sone Ceiling Mounted Exhaust Fan - AS50
Build
212
$339.95
Continental Dynamics Direct Drive 30" Exhaust Fan W/ Shutter, 2 Speed, 8000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$339.95
Continental Dynamics Direct Drive 30" Exhaust Fan W/ Shutter, 2 Speed, 8000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$319.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 2 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$319.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 2 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$56.05
Air King AK917 70 CFM 3.5 Sone Ceiling Mounted Exhaust Fan With Single Bulb Heater White Ventilation Exhaust Fans Bath Fans
Build
2
$56.05
Air King AK917 70 CFM 3.5 Sone Ceiling Mounted Exhaust Fan With Single Bulb Heater White Ventilation Exhaust Fans Bath Fans
Build
2
$299.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 1 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$299.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 1 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$555.00
Maxxair 30" Direct Drive Heavy Duty Exhaust Fan W/ Automatic Integrated Shutter, 1/2 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$555.00
Maxxair 30" Direct Drive Heavy Duty Exhaust Fan W/ Automatic Integrated Shutter, 1/2 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$310.99
Panasonic 110 CFM Ceiling Mounted LED Exhaust Fan With Motion And Humidity Sensor - FV-0511VQCL1
Build
168
$310.99
Panasonic 110 CFM Ceiling Mounted LED Exhaust Fan With Motion And Humidity Sensor - FV-0511VQCL1
Build
168
$223.99
Panasonic 110 CFM Ceiling Mounted Exhaust Fan With Motion And Humidity Sensor - FV-0511VQC1
Build
126
$223.99
Panasonic 110 CFM Ceiling Mounted Exhaust Fan With Motion And Humidity Sensor - FV-0511VQC1
Build
126
$96.00
Broan AE80K 80 CFM 0.8 Sone Ceiling Or Wall Mounted ENERGY STAR® Certified Exhaust Fan With Cleancover™ Grille White Ventilation Exhaust Fans Bath
Build
13
$96.00
Broan AE80K 80 CFM 0.8 Sone Ceiling Or Wall Mounted ENERGY STAR® Certified Exhaust Fan With Cleancover™ Grille White Ventilation Exhaust Fans Bath
Build
13
$342.99
Panasonic 380 CFM Whisperceiling Bath Fan With Built-In Backdraft Damper - FV-40VQ4
Build
109
$342.99
Panasonic 380 CFM Whisperceiling Bath Fan With Built-In Backdraft Damper - FV-40VQ4
Build
109
$169.95
Continental Dynamics Direct Drive 12" Exhaust Fan W/ Shutter, 1 Speed, 2150CFM, 1/12HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$169.95
Continental Dynamics Direct Drive 12" Exhaust Fan W/ Shutter, 1 Speed, 2150CFM, 1/12HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$65.38
Air King ASLC70 70 CFM HVI Certified 5.5 Sone Exhaust Fan With Light From The Advantage Collection White Ventilation Exhaust Fans Bath Fans
Build
$65.38
Air King ASLC70 70 CFM HVI Certified 5.5 Sone Exhaust Fan With Light From The Advantage Collection White Ventilation Exhaust Fans Bath Fans
Build
$55.72
$69.66
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260
AlorairCrawlspace
68
折扣 20%
$55.72
$69.66
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260
AlorairCrawlspace
68
$479.99
Schaefer Americ Confined Space Ventilation Blower Fan, 8In., 1/4 HP, 877 CFM, Model VAF1500A
Northern Tool
$479.99
Schaefer Americ Confined Space Ventilation Blower Fan, 8In., 1/4 HP, 877 CFM, Model VAF1500A
Northern Tool
$159.99
High Tunnel Greenhouse Vent With Automatic Opener
Agriculture Solutions LLC
$159.99
High Tunnel Greenhouse Vent With Automatic Opener
Agriculture Solutions LLC
$60.88
$76.11
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260S
AlorairCrawlspace
41
折扣 20%
$60.88
$76.11
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260S
AlorairCrawlspace
41
$720.00
Master Confined Space Fan - 12" - ULINE - H-11023
Uline
$720.00
Master Confined Space Fan - 12" - ULINE - H-11023
Uline
$179.95
Global Industrial 8" Confined Space Blower Fan, 2 Speed, 570 CFM, 1/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$179.95
Global Industrial 8" Confined Space Blower Fan, 2 Speed, 570 CFM, 1/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$160.99
Panasonic 80 CFM Single Speed Ceiling Mounted Exhaust Fan With LED Light And Energy Star Rating From The Whisperrecessed Series - FV-08-VRE2
Build
$160.99
Panasonic 80 CFM Single Speed Ceiling Mounted Exhaust Fan With LED Light And Energy Star Rating From The Whisperrecessed Series - FV-08-VRE2
Build
$179.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 1 Speed, 5250CFM, 1/8 HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$179.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 1 Speed, 5250CFM, 1/8 HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$77.00
Broan Invent Series 50 CFM 0.5 Sone Ceiling Mounted HVI Certified Bath Fan - AE50
Build
2 千+
$77.00
Broan Invent Series 50 CFM 0.5 Sone Ceiling Mounted HVI Certified Bath Fan - AE50
Build
2 千+
$86.09
$95.66
Alorair Ventirmax 570SD Ventilator Fan | Alorair Crawlspace
AlorairCrawlspace
36
折扣 10%
$86.09
$95.66
Alorair Ventirmax 570SD Ventilator Fan | Alorair Crawlspace
AlorairCrawlspace
36
$116.54
$137.11
Alorair 720CFM Crawl Space Ventilation Fan | Ventirpro 720S
AlorairCrawlspace
33
折扣 15%
$116.54
$137.11
Alorair 720CFM Crawl Space Ventilation Fan | Ventirpro 720S
AlorairCrawlspace
33
$80.19
$89.11
Alorair Ventirpro 540S Ventilation Fan
AlorairCrawlspace
38
折扣 10%
$80.19
$89.11
Alorair Ventirpro 540S Ventilation Fan
AlorairCrawlspace
38
$249.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 3 Speed, 5250 CFM, 1/8HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$249.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 3 Speed, 5250 CFM, 1/8HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$385.00
$549.00
Pioneer Ecoasis 50 Ductless Wall-Mounted Single-Room Wi-Fi Energy Recovery Ventilator
Pioneer Mini Split
折扣 29%
$385.00
$549.00
Pioneer Ecoasis 50 Ductless Wall-Mounted Single-Room Wi-Fi Energy Recovery Ventilator
Pioneer Mini Split
$1,349.99
Canarm, 42in. ALUMINUM SHUTTER EXHAUST FAN 1HP, Drive Type Direct, Fan Diameter 42 In, Air Delivery 13100 Cfm, Model AX42-7
Northern Tool
$1,349.99
Canarm, 42in. ALUMINUM SHUTTER EXHAUST FAN 1HP, Drive Type Direct, Fan Diameter 42 In, Air Delivery 13100 Cfm, Model AX42-7
Northern Tool
$1,231.00
Broan B160E75RS 160 CFM AI Series Energy Recovery Ventilator W/ Side Ports (75% Efficiency) | Supplyhouse.Com
SupplyHouse.com
2
$1,231.00
Broan B160E75RS 160 CFM AI Series Energy Recovery Ventilator W/ Side Ports (75% Efficiency) | Supplyhouse.Com
SupplyHouse.com
2
$319.00
Aprilaire 8145 8145 Fresh Air Ventilator W/ Powered Damper & Filter | Supplyhouse.Com
SupplyHouse.com
8
$319.00
Aprilaire 8145 8145 Fresh Air Ventilator W/ Powered Damper & Filter | Supplyhouse.Com
SupplyHouse.com
8
$1,231.00
Broan B160E75RT 160 CFM AI Series Energy Recovery Ventilator W/ Top Ports (75% Efficiency) | Supplyhouse.Com
SupplyHouse.com
5
$1,231.00
Broan B160E75RT 160 CFM AI Series Energy Recovery Ventilator W/ Top Ports (75% Efficiency) | Supplyhouse.Com
SupplyHouse.com
5
$1,327.99
Aprilaire V22BEC 8100 Energy Recovery Ventilation System (For Homes Up To 4500 Sq Ft.) | Supplyhouse.Com
SupplyHouse.com
$1,327.99
Aprilaire V22BEC 8100 Energy Recovery Ventilation System (For Homes Up To 4500 Sq Ft.) | Supplyhouse.Com
SupplyHouse.com
$167.99
Panasonic FV-0511VQ1 110 CFM 0.9 Sones Exhaust Fan With Smart Flow White Ventilation Exhaust Fans Bath Fans
Build
930
$167.99
Panasonic FV-0511VQ1 110 CFM 0.9 Sones Exhaust Fan With Smart Flow White Ventilation Exhaust Fans Bath Fans
Build
930
$118.14
Air King AK80LS6H 80 CFM 0.5 Sone Ceiling Mounted Humidity Sensing Energy Star Rated Exhaust Fan White Ventilation Exhaust Fans Bath Fans
Build
$118.14
Air King AK80LS6H 80 CFM 0.5 Sone Ceiling Mounted Humidity Sensing Energy Star Rated Exhaust Fan White Ventilation Exhaust Fans Bath Fans
Build
$1,502.08
Honeywell Home VNT5150E1000 Truefresh Energy Recovery Ventilator (150 CFM) | Supplyhouse.Com
SupplyHouse.com
2
$1,502.08
Honeywell Home VNT5150E1000 Truefresh Energy Recovery Ventilator (150 CFM) | Supplyhouse.Com
SupplyHouse.com
2
$135.99
Panasonic FV-0511VF1 Whisperfit DC 110 CFM 1.2 Sone Ceiling Mounted Bath Exhaust Fan With Energy Star Rating White Ventilation Exhaust Fans Bath Fans
Build
274
$135.99
Panasonic FV-0511VF1 Whisperfit DC 110 CFM 1.2 Sone Ceiling Mounted Bath Exhaust Fan With Energy Star Rating White Ventilation Exhaust Fans Bath Fans
Build
274
展开
隐藏
833×411
clarage.com
Tunnel Ventilation - Clarage
320×320
ResearchGate
The existing tunnel ventilation systems: (a) natural ventilation... | …
813×590
layakarchitect.com
What is Earth Air Tunnel and How it works?(Design) - Layak Architect
992×558
bigbuild.vic.gov.au
Tunnel ventilation system - Victoria’s Big Build
672×1278
ResearchGate
The existing tunnel ventilati…
800×800
nbmcw.com
Tunnel Ventilation System Basic Conce…
813×590
layakarchitect.com
What is Earth Air Tunnel and How it works?(Design) - Layak …
1600×900
beepindia.org
Earth Air Tunnel - BEEP Website
455×221
brainkart.com
Railway Tunnelling: Ventilation of Tunnels
640×360
slideshare.net
Ventilation in tunnels | PPT
1200×848
fancom.com
Tunnel ventilation system - Ideal for high temperatures
1920×1064
news.panasonic.com
Tunnel Ventilation Solutions Ensure Clean Air and Peace of Mind in Japan's Tunnels | Business ...
3243×2323
bransch.trafikverket.se
FSE903 Tunnel Ventilation - Bransch
700×360
theconstructor.org
Ventilation in Tunnels- Types of Ventilation Systems in Tunnel Construction
购买 tunnel natural air ventilation
赞助
$169.95
Continental Dynamics Direct Drive 12" Exhaust Fan W/ Shutter, 1 Speed, 2150CFM, 1/12HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$169.95
Continental Dynamics Direct Drive 12" Exhaust Fan W/ Shutter, 1 Speed, 2150CFM, 1/12HP, 1Phase
Global Industrial
$65.38
Air King ASLC70 70 CFM HVI Certified 5.5 Sone Exhaust Fan With Light From The Advantage Collection White Ventilation Exhaust Fans Bath Fans
Build
$65.38
Air King ASLC70 70 CFM HVI Certified 5.5 Sone Exhaust Fan With Light From The Advantage Collection White Ventilation Exhaust Fans Bath Fans
Build
$55.72
$69.66
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260
AlorairCrawlspace
68
折扣 20%
$55.72
$69.66
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260
AlorairCrawlspace
$479.99
Schaefer Americ Confined Space Ventilation Blower Fan, 8In., 1/4 HP, 877 CFM, Model VAF1500A
Northern Tool
$479.99
Schaefer Americ Confined Space Ventilation Blower Fan, 8In., 1/4 HP, 877 CFM, Model VAF1500A
Northern Tool
$159.99
High Tunnel Greenhouse Vent With Automatic Opener
Agriculture Solutions LLC
$159.99
High Tunnel Greenhouse Vent With Automatic Opener
Agriculture Solutions LLC
$60.88
$76.11
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260S
AlorairCrawlspace
41
折扣 20%
$60.88
$76.11
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260S
AlorairCrawlspace
$720.00
Master Confined Space Fan - 12" - ULINE - H-11023
Uline
$720.00
Master Confined Space Fan - 12" - ULINE - H-11023
Uline
$179.95
Global Industrial 8" Confined Space Blower Fan, 2 Speed, 570 CFM, 1/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$179.95
Global Industrial 8" Confined Space Blower Fan, 2 Speed, 570 CFM, 1/8 HP
Global Industrial
$160.99
Panasonic 80 CFM Single Speed Ceiling Mounted Exhaust Fan With LED Light And Energy Star Rating From The Whisperrecessed Series - FV-08-VRE2
Build
$160.99
Panasonic 80 CFM Single Speed Ceiling Mounted Exhaust Fan With LED Light And Energy Star Rating From The Whisperrecessed Series - FV-08-VRE2
Build
$179.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 1 Speed, 5250CFM, 1/8 HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$179.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 1 Speed, 5250CFM, 1/8 HP, 1Phase
Global Industrial
$77.00
Broan Invent Series 50 CFM 0.5 Sone Ceiling Mounted HVI Certified Bath Fan - AE50
Build
2 千+
$77.00
Broan Invent Series 50 CFM 0.5 Sone Ceiling Mounted HVI Certified Bath Fan - AE50
Build
$86.09
$95.66
Alorair Ventirmax 570SD Ventilator Fan | Alorair Crawlspace
AlorairCrawlspace
36
折扣 10%
$86.09
$95.66
Alorair Ventirmax 570SD Ventilator Fan | Alorair Crawlspace
AlorairCrawlspace
$116.54
$137.11
Alorair 720CFM Crawl Space Ventilation Fan | Ventirpro 720S
AlorairCrawlspace
33
折扣 15%
$116.54
$137.11
Alorair 720CFM Crawl Space Ventilation Fan | Ventirpro 720S
AlorairCrawlspace
$80.19
$89.11
Alorair Ventirpro 540S Ventilation Fan
AlorairCrawlspace
38
折扣 10%
$80.19
$89.11
Alorair Ventirpro 540S Ventilation Fan
AlorairCrawlspace
$249.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 3 Speed, 5250 CFM, 1/8HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$249.95
Continental Dynamics Direct Drive 18" Exhaust Fan W/ Shutter, 3 Speed, 5250 CFM, 1/8HP, 1Phase
Global Industrial
$385.00
$549.00
Pioneer Ecoasis 50 Ductless Wall-Mounted Single-Room Wi-Fi Energy Recovery Ventilator
Pioneer Mini Split
折扣 29%
$385.00
$549.00
Pioneer Ecoasis 50 Ductless Wall-Mounted Single-Room Wi-Fi Energy Recovery Ventilator
Pioneer Mini Split
$1,349.99
Canarm, 42in. ALUMINUM SHUTTER EXHAUST FAN 1HP, Drive Type Direct, Fan Diameter 42 In, Air Delivery 13100 Cfm, Model AX42-7
Northern Tool
$1,349.99
Canarm, 42in. ALUMINUM SHUTTER EXHAUST FAN 1HP, Drive Type Direct, Fan Diameter 42 In, Air Delivery 13100 Cfm, Model AX42-7
Northern Tool
$1,231.00
Broan B160E75RS 160 CFM AI Series Energy Recovery Ventilator W/ Side Ports (75% Efficiency) | Supplyhouse.Com
SupplyHouse.com
2
$1,231.00
Broan B160E75RS 160 CFM AI Series Energy Recovery Ventilator W/ Side Ports (75% Efficiency) | Supplyhouse.Com
SupplyHouse.com
2:20
youtube.com > HOME TUBE
EARTH AIR TUNNEL || HOW IT WORKS || passive cooling technique
YouTube · HOME TUBE · 197.7万 次播放 · 2022年1月19日
960×720
seccointernational.com
Tunnel ventilation
827×526
afi.com.ph
Tunnel Ventilation - Australia Farm Innovations
2048×1536
skov-secco.com
Tunnel ventilation by SKOV-SECCO
850×419
researchgate.net
In-tunnel ventilation systems (Sources: https://www.systemair.com;... | Download Sc…
1024×768
slideplayer.com
Longitudinal Tunnel Ventilation and the Fire Throttling Effect - ppt download
500×500
bossgoo.com
Tunnel Greenhouse Natural Air Ventilatio…
1200×631
iac-australia.com.au
Tunnel Ventilation - IAC Acoustics
1:30
youtube.com > Canarm Ltd.
Natural Ventilation and Tunnel Ventilation
YouTube · Canarm Ltd. · 3160 次播放 · 2020年8月4日
1280×720
youtube.com
DFV Ventilation Mine & Tunnel Ventilation Flexible Duct Air Vent Pipe Construction …
1000×666
indiamart.com
Tunnel Ventilation at ₹ 30000 | Ventilation Systems in Mumbai | ID: 22085954473
850×229
researchgate.net
Schematic diagram of utility tunnel ventilation system. | Download Scientific Diagram
1000×441
retechfarming.com
4 advantages of tunnel ventilation systems
3:03
youtube.com > HOME TUBE
How to improve ventilation naturally in your home ||natural cooling system for house
YouTube · HOME TUBE · 69.7万 次播放 · 2022年10月11日
1120×747
Danfoss
Micheville achieves high-performance tunnel ventilation – even with long cables …
1366×555
tunnelindia.com
Tunnel Ventilation Systems | Tunnel India
480×302
ResearchGate
Wind-induced natural ventilation tower. | Download Scientific Diagram
700×700
greenhouse6.en.made-in-china.com
Single Span Tunnel Arch Agricultural Natural Ventil…
1080×1350
pinterest.com
Function of Earth Air Tunnel | Passive ho…
630×345
GeekWire
Watch: Seattle tunnel’s high-tech ventilation system designed to keep air fresh deep below ...
320×320
ResearchGate
The existing tunnel ventilation systems: (a) na…
某些结果已被隐藏,因为你可能无法访问这些结果。
显示无法访问的结果
查看更多图片
购买 tunnel natural air ventilation
赞助
$269.95
Global Industrial 12" Confined Space Blower Fan, 16' Flexible Duct, 2 Speed, 1640 CFM, 3/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$269.95
Global Industrial 12" Confined Space Blower Fan, 16' Flexible Duct, 2 Speed, 1640 CFM, 3/8 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$21.99
Air King 50 CFM 3 Sone Ceiling Mounted Exhaust Fan - AS50
Build
212
$21.99
Air King 50 CFM 3 Sone Ceiling Mounted Exhaust Fan - AS50
Build
212
$339.95
Continental Dynamics Direct Drive 30" Exhaust Fan W/ Shutter, 2 Speed, 8000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$339.95
Continental Dynamics Direct Drive 30" Exhaust Fan W/ Shutter, 2 Speed, 8000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$319.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 2 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$319.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 2 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$56.05
Air King AK917 70 CFM 3.5 Sone Ceiling Mounted Exhaust Fan With Single Bulb Heater White Ventilation Exhaust Fans Bath Fans
Build
2
$56.05
Air King AK917 70 CFM 3.5 Sone Ceiling Mounted Exhaust Fan With Single Bulb Heater White Ventilation Exhaust Fans Bath Fans
Build
2
$299.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 1 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$299.95
Continental Dynamics Direct Drive 24" Exhaust Fan W/ Shutter, 1 Speed, 7000 CFM, 1/4HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$555.00
Maxxair 30" Direct Drive Heavy Duty Exhaust Fan W/ Automatic Integrated Shutter, 1/2 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$555.00
Maxxair 30" Direct Drive Heavy Duty Exhaust Fan W/ Automatic Integrated Shutter, 1/2 HP
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$310.99
Panasonic 110 CFM Ceiling Mounted LED Exhaust Fan With Motion And Humidity Sensor - FV-0511VQCL1
Build
168
$310.99
Panasonic 110 CFM Ceiling Mounted LED Exhaust Fan With Motion And Humidity Sensor - FV-0511VQCL1
Build
168
$223.99
Panasonic 110 CFM Ceiling Mounted Exhaust Fan With Motion And Humidity Sensor - FV-0511VQC1
Build
126
$223.99
Panasonic 110 CFM Ceiling Mounted Exhaust Fan With Motion And Humidity Sensor - FV-0511VQC1
Build
126
$96.00
Broan AE80K 80 CFM 0.8 Sone Ceiling Or Wall Mounted ENERGY STAR® Certified Exhaust Fan With Cleancover™ Grille White Ventilation Exhaust Fans Bath
Build
13
$96.00
Broan AE80K 80 CFM 0.8 Sone Ceiling Or Wall Mounted ENERGY STAR® Certified Exhaust Fan With Cleancover™ Grille White Ventilation Exhaust Fans Bath
Build
13
$342.99
Panasonic 380 CFM Whisperceiling Bath Fan With Built-In Backdraft Damper - FV-40VQ4
Build
109
$342.99
Panasonic 380 CFM Whisperceiling Bath Fan With Built-In Backdraft Damper - FV-40VQ4
Build
109
$169.95
Continental Dynamics Direct Drive 12" Exhaust Fan W/ Shutter, 1 Speed, 2150CFM, 1/12HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$169.95
Continental Dynamics Direct Drive 12" Exhaust Fan W/ Shutter, 1 Speed, 2150CFM, 1/12HP, 1Phase
Global Industrial
20% Off*
✕
Global Industrial
March 2025 Sitewide Sale
1 天后到期 · 结账时输入代码
商店
$65.38
Air King ASLC70 70 CFM HVI Certified 5.5 Sone Exhaust Fan With Light From The Advantage Collection White Ventilation Exhaust Fans Bath Fans
Build
$65.38
Air King ASLC70 70 CFM HVI Certified 5.5 Sone Exhaust Fan With Light From The Advantage Collection White Ventilation Exhaust Fans Bath Fans
Build
$55.72
$69.66
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260
AlorairCrawlspace
68
折扣 20%
$55.72
$69.66
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260
AlorairCrawlspace
68
$479.99
Schaefer Americ Confined Space Ventilation Blower Fan, 8In., 1/4 HP, 877 CFM, Model VAF1500A
Northern Tool
$479.99
Schaefer Americ Confined Space Ventilation Blower Fan, 8In., 1/4 HP, 877 CFM, Model VAF1500A
Northern Tool
$159.99
High Tunnel Greenhouse Vent With Automatic Opener
Agriculture Solutions LLC
$159.99
High Tunnel Greenhouse Vent With Automatic Opener
Agriculture Solutions LLC
$60.88
$76.11
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260S
AlorairCrawlspace
41
折扣 20%
$60.88
$76.11
Alorair 260CFM Crawl Space Ventilation Fan | Ventirpro 260S
AlorairCrawlspace
41
$720.00
Master Confined Space Fan - 12" - ULINE - H-11023
Uline
$720.00
Master Confined Space Fan - 12" - ULINE - H-11023
Uline
报告不当内容
请选择下列任一选项。
无关
低俗内容
成人
儿童性侵犯
反馈