Acoustic trickle vents. Recesses over a 16mm slot. Acoustic trickle vents

 
 Recesses over a 16mm slotAcoustic trickle vents  When used correctly, trickle vents do not contribute excessively to heat loss

The RW Simon Ltd TTF Slimline window trickle ventilator is a through frame trickle ventilator that is a robust, yet stylish aluminium ventilator. Glidevale ALDB Acoustic Trickle Ventilator 8000mm. Nothing stopping you from. 1. Reattach the air vent covers and you. Moisture Control Protect Your Windows and Frames. Bathrooms (with or without a toilet): 4000mm2 EA. Glidevale TVUG25 External Canopy Grille – BIM Object. Core drilled – suitable for retrofit installations. View. The Acoustic Energy Saver Humidity Sensitive (TVES4dB) and the Acoustic. Replacement windows should be fitted with trickle vents regardless of whether the windows being replaced had vents in them or not if no background ventilation alternative is being installed. These vents are designed to help prevent or minimise problems associated with poor ventilation, such as condensation. Adjustable flap aluminium ventilator with acoustic attenuation, for glazing-in to windows, overframe or wall mounting. This can be fiddly so it may be easier to cover the whole inside with acoustic foam before you start adding in the panels. uk +44 (0)28 9061 6505SF Xtra Sound Attenuator (Acoustic) Vent FOR USE ON PVCU, TIMBER OR ALUMINIUM WINDOWS. BPD Store stocks Passivent’s range of window tricklevents. With window vents, you can ensure a constant and natural supply of fresh air into your home through dry rooms such as living rooms and bedrooms. Stainless Steel Door Handle . Trimvent® Select Xtra S16. All new and replacement windows will need to meet these regulations or will fail the FENSA inspection, and will therefore not be eligible. Trickle Vents, known also as background ventilators, are natural ventilation devices which can be integrated into façades or window systems as an alternative to. Trickle vents ruin any acoustic performance gains. RRP from £2. Most doors and windows are available with trickle vents as an optional extra, and the vents can be opened and closed at the homeowners’ discretion. Our window vents are subtly integrated into your façade — and their acoustic damping comes as a bonus. The SF Xtra is a high performance, surface mounted aluminium slot ventilator. Important Notice. Our trickle ventilator products are available for delivery as. Background - usually provided by trickle vents installed within a window frame ; Purge - either natural (by opening a door or window) or mechanical . Ventilation helps you to protect the building fabric long-term, save energy and retain the value of your property. Installing acoustic vents can help to reduce the noise coming from trickle vents, making it easier for people to relax and enjoy their space. Your Price Apply / Login. Product Range: Ask us about secondary glazing todayGlazed-in Vents. . They may be an excellent solution to cope with the current regulations but if the issue is noise, they can also. BV, BV - TV. Up to 43 db Dnt Rw. also available as 5000EA - 412mm (L) x 25mm (H) x 70mm (D) Internal/86mm (D) External. A properly commissioned and installed MVHR system will meet the necessary building regulations relating to ventilation. Nineteen different Trickle Vents are reviewed from some of the performance aspects in this paper. 99. With the advent of the guidance in ProPG: Planning and Noise, there is an increased need for sound-attenuated natural ventilation to achieve reasonable internal conditions in dwellings, considering noise, ventilation, and overheating. Cleaning Products; Door & Window Repair Kits; Draught Excluders;. RW Simon Ltd has an extensive range of Trickle Vents ranging in all different sizes to help achieve the amount of free area or equivalent area required to naturally ventilate a building in order to conform to building regulations, our range includes both. English - United Kingdom. Finish (inner and outer). Recently organised window fittings at a relatives house. Enquire now, call 01805 623721. Generally, to gain maximum performance, the size of the acoustic attenuator should be mirrored on the vent and canopy; and. Our cutting-edge technology is used to assist people in their needs to curb noise pollution and to enjoy peace and quiet. W x H x D: 260 x 90 x 7mm. stabilised PVCu, it reflects the growing. View. A trickle vent is also included. They are situated at the top of windows and can be easily adjusted through the use of cords, rods or simply by hand. Trickle Vents are designed to provide fresh air ventilation for improved in-home air quality while the window remains closed and secure. Single/Multipack. Yeah, it might be the same mechanism as what they use for mufflers (in which you have a. The best acoustic attenuation reached so far by a trickle vent is the effect of combining our reliable Ventair TRDn controller with a two-stage acoustic attenuator installed in our Ventair Akustik air intake. Meets World Health Organisation recommended reduction of 33dB. 37,. Installing a background ventilator through a wall that provides the equivalent areas described in Approved Document F, volume 1 can be an. Acoustic SL (Slimline) also available. . Size Name: 4000EA. Titon SF Xtra 13 Vent 465 x 23mm - White. 'usually' trickle vents in upvc/alu are 'in frame' as shown below (its the horizontal bar on the top of the frame) Passivent’s range of natural ventilation products includes wall and window ventilators and roof mounted ventilation terminals, all of which can be linked to an intelligent or stand-alone control system. Schüco decentralised ventilation systems stand out from. TV90 TV250 Internal Trickle Ventilator: TA660GT:. Designed and developed in the UK, Yales SlotVent allows an appropriate amount of air to pass through the window, helping to remove stale air and reduce condensation and mould, as well as enabling people in cities or near busy roads to benefit from ventilation without having to open their windows. Size: 400mm (L) x 20mm (H) x 22mm (D) Achieves sound reduction of 40dB closed and 33dB open. posted. New trickle vents are being launched to offer increased equivalent area air flow. A factor of 40 would be 10,000 times below ambient. Titon trickle vents are one of our most popular and reliable vents; each set comes complete with inside and outside canopy, screws and matching cover caps. These small trickle ventilators are designed to deliver controllable whole room ventilation. Please be vigilant of fraud/cyber crime. Learn More . 6300mm². Smallest acoustic window vents on the market. Suitable for bedrooms and other rooms where low noise levels are a priority. Addition of a wet room to an existing building: 5000mm2 EA. Range includes:2500EA4000EA5000EAInternal Vent Yale. The primary purpose of trickle ventilation is to remove polluted indoor air from a building and replace it with ’Fresh’outside air. Glass-fitting Ventilators. 16 years ago. Range includes:2500EA4000EA5000EAInternal Vent Yale brandedPre-fitted clipsVent can be tilted 30. Trickle Vents - Flush Fit (White - 430mm) £ 9. Having recently moved into a new build apartment, the noise through the trickle vents in the bedroom window is driving me mad. VAT) Plastic trickle vents with fingertip vent adjustment. Although this vent supports compliance, we would urge you to read our handy guide before you purchase which summarises the new requirements. Google has come up with various options including, foam around window frame, acoustic glass etc. As of the 15th of June 2022, new regulations were introduced, making it a legal requirement for windows in England to be equipped with trickle vents. 2) Are they straightforward to retrofit, ie do i just unscrew my existing vent, slide in the new one and screw in to place or is there more to it. Condensation ventilation is available in a variety of sizes for new build and refurbishment and Rytons acoustic background vents for walls have BRE measured equivalent areas and acoustic (Dn. DG 1500; DG Standard; Thermal Break; PD; DG 75; DG 80; DGL 80; DGL SUPER; Over Frame Vents. Trickle Vents. Glidevale ALDB Acoustic Trickle Ventilator 4500mm Add to Basket. Find out how to easily retrofit a trickle vent to your door with our step by step video to guide you. 4. You would also need trickle vents to meet the permanent ventilation requirement as per the building regulations. All Glidevale Trickle Ventilators have been tested to meet the building regulations. We specified a mix of double and triple glazing across the build, and also installed both standard VELFAC vents (concealed within the. Greenwood Air Management are well-known for being first to market in the ventilation industry. Resources. Price: £145. Dimensions. Our 3. 894 The Crescent, Colchester CO4 9YQ United Kingdom. Trickle vents built into the frame will allow noise to seep into the room even when the window is shut tight. It can be fitted with an XC13 canopy or GS22 grille. Trickle vents ; Trickle vents. We also offer the acoustic window trickle vent range in a selection of anodised finishes. timber or woodaluminiumclad window systems. We are official stockists of Rytons Vents. All new and replacement windows will need to meet these regulations or will fail the FENSA inspection, and will therefore not be eligible. I’m looking into buying new window trickle vents or blocking them up completely due to. Passionate Indoor Air Quality Experts. Trickle Vent Options. test – a standard Titon slot vent and a so-called ‘acoustic’ slot vent. Airflow, acoustic properties and test standards. 4080mm² measured area 2500mm² Equivalent Area. 62,Topcashback: £177. They are there for a reason taping them up will only cause issues elsewhere. 78 (ex. VAT) Plastic trickle vents with fingertip vent adjustment. Trimvent® Select Xtra S13 FOR USE ON PVCU, TIMBER OR ALUMINIUM WINDOWS. Welcome to the HandleStore range of trickle vents for the replacement of existing, tired, missing or broken slot vents found on double glazed windows. uk info@titon. Inc. 90, Haggling: £45, Wombling (Roadkill): £4. The side-hung vents, which can reach from floor to ceiling, combine quick ventilation of rooms with a high degree of architectural design freedom. Quick Overview. Schüco decentralised ventilation systems stand out from. Available in 3 external cowling colours. Lockmaster AutoEngage. ACOUSTIDRAIN. Reduces sound by 45 dB with internal grille fully open and 50 dB when closed (Dn,e,w). if you have trickle vents in these rooms then they should be acoustic, otherwise you are circumventing the expensive windows you have just specified/fitted. It is the shortest vent available to provide 5000mm² EA. Aluminium Trickle Vents. Other finishes available depending on quantity. Comes complete with Freshvent 100 db and Freshvent 100 Thermo db versions. External canopy grille (Glidevale Ultravent Grille, supplied separately) provides weather and 4mm insect ingress protection. Reattach the air vent covers and you. VAT. Features Substantial sound reduction up to 50dB Dn,e,w. Retro-fitted core ventilator with external cowl for background room ventilation. The SF Xtra is factory-made to standard sizes. External cowl reduces light and draughts. A time served trickle ventilator found on most double glazed windows. + VAT. Rytons Super Acoustic Controllable LookRyt AirCore is a simple and efficient answer to background ventilation. R. com Learn about the acoustic performance and ordering information of the EAR42W acoustic vent, one of the best performing acoustic vents available in the UK. VAT. The SlotVent range comes in three sizes – 2500EA, 4000EA and 5000EA, which means they can be used on their own or in combination to reach the 4000mm 2, 8000mm 2, or 1000mm 2 Minimum Equivalent Area thresholds now required for bathrooms, kitchens and habitable rooms in either multi-storey or single-storey dwellings. For effective ventilation, our Rose Collection sash windows are available with trickle vents fitted to the top of the sash. The product is specifically designed for “Through Profile” PVC-U applications using a 10 mm routered slot, and is available in two. Qty Glidevale ALDB Acoustic Trickle Ventilator 8000mm Add to Basket. They told me that as my windows would have trickle vents, the acoustic glazing would not be beneficial for noise reduction. Acoustic lining reduces sound by 38dB with internal grille fully open and 39dB when closed. Resources. Add to basket. Suffix product code with:-265 (White), -898 (Desert Sand), -242 (Almond), -068 (Bronze). Over-head extract fan / trickle ventilator. Ventsys Trickle Vents – Free Shipping. Zehnder ComfoAir Range. V. Yale Trickle Ventilators - Yale UK. Trickle ventilators provide ventilation to the room without the need to open the main window, reducing noise levels as a consequence. Available in 2 sizes: This vent 2500EA - 250mm (L) x 25mm (H) x 70mm (D) Internal/86mm (D) External. Trickle Vents - Flush Fit (Brown - 300mm) £ 5. If you live near a busy road or an airport, trickle vents can be designed with additional acoustic options to give even more noise reduction benefits. Glidevale ALDB Acoustic Trickle Ventilator 8000mm. Manufactured in the highest quality U. As the name suggests, these are trickle vents with added insulation. VAT - Mainland UK Only (NB: Orders placed after 3pm Fri will be dispatched the. Internal hit & miss grille manually adjusted with an easy sliding. Yale Lockmaster KeyTurn . Automatic, no user input. They're easy to install, cost effective, unobtrusive and easily operated by the occupant. You can get acoustic trickle vents that are supposed to reduce sound from outside. The units are logarithmic, decibels (dB), so a factor of 30 would be 1,000 times below ambient acoustic noise (over some assumed frequency range). Bathrooms (with or without a toilet): 4000mm2 EA. Visit our website now. 18,395. Configurations and results. Enquire. Surface mounted slot ventilator. Acoustic windows and glass are NOT a 100% soundproofing window solution but you can achieve considerable noise reduction. The RW Simon Ltd TTF Slimline window trickle ventilator is a through frame trickle ventilator that is a robust, yet stylish aluminium ventilator. favorite_border. Your Price Apply / Login. Trickle vents prevent airflow when closed, and when open they allow a small amount of air to circulate around the room. 63cm². This is due to sound reduction levels being measured differently for trickle ventilators when compared to windows. + VAT. 125mm Acoustic Core Ventilator with Hit & Miss. com. Ventilation levels 47% RH - 2500mm ventilation area 65% RH - 3815mm 2 v entil ao r ENERGy SAVER, HUMIdITy SENSITIVEBuilding regulation changes from 15th June 2022 – trickle vents. Spend £250+ to Get an Extra 5% off. The comprehensive range of window ventilators provide solutions for all types of application. The 13/16” dimensions are always constant; therefore the body length is always 1-5/8” shorter than the overall length. stabilised UPVc. The SM 1000 Trickle Vent is a slim, unobtrusive trickle vent. 00 Standard Delivery 2-3 Working Days inc. The acoustic attenuators come in three sizes; 25mm, 50mm and 75mm, which provide different dB reductions. Bi-Fold Door Hardware. Another advantage of Titon’s metal trickle vents is that they are designed to fit over the same slot detail (13mm or 16mm slot), making an upgrade a simple swap. Using Our Jig. Acoustic vents are now available. From manufacturing the first dMEV classified product in the UK in 2007 to our latest release aligned to the 2021 UK Building Regulations, our approach has always been set on delivering a low-energy performance product which. Windows can be new or already installed, our trickle vents fit with almost all window types. External grille provides weather protection and insect ingress. Trickle ventilators. • Screws provided to secure the internal panel. Natural daylight. Resources. Checkout Now. Free next day delivery available. 2060 (1) 2200 (1) 2500 (2) 4000 (2) 4300 (1)Acoustic laminated glass; Sash Horns. They deliver a constant airflow without having to actually open the. The inclusion of SoundOUT diffuser acheives an improvement in acoustic perfomance of 3 Rw. Secondary glazing does not need trickle vents which improves the acoustic performance. Learn More . Donald BSc (Hons) AMIOA T: 0330 043 1764 Page 4 of 24 1. Our sets comprise of an internal canopy and an external hood with an in-built fly screen. Unfortunately moisture in the air is common of everyday living and it needs to go somewhere and we need changes of air too. Yeah, it might be the same mechanism as what they use for mufflers (in which you. available, and can provide higher levels of attenuation, however. The EAQ42W is one of the best performing acoustic window ventilators available in the UK. If you live near a busy road or an airport, trickle vents can be designed with additional acoustic options to give even more noise reduction benefits. Minimize condensation and safeguard your windows and frames from potential damage. Hit & Miss: 271mm L x 95mm H. As ventilation specialists, we are also proud to supply. Buy online and collect in store in as little as 1 minute. AAC125HPCWL. Helps to prevent mould and mildew. Non-electric acoustic though wall vent, provides controlled background ventilation and noise attenuation up to 50dB Dn,e,w. Forum Member. Quantity. 00 Standard Delivery 2-3 Working Days inc. TTF Slimline Ventilator. Supplied with a removable protective cover. This Video Is A HOW TO Guide on Fitting A Chlo Products Trickle Vent to A Window. • Night vents do not count and cannot be used as a method to provide background ventilation. Our acoustic window ventilation range features a comprehensive selection of acoustic solutions. Provides acoustic attenuation to Dn,e,w 55dB (A) 2500mm2 equivalent area performance. Our elegantly crafted trickle vents for casement windows come in a range of sizes, styles and colour options meaning there is something to suit every form of window. You’ll also find clear plastic window ventilators that fit directly into the glass. The latest addition to the Simon Acoustic Range - Please get in contact for more. Cowled Super Acoustic Controllable LookRyt® AirCore® (Up to 50 dB Dn,e,w) Controllable air vent for background room ventilation. Ventilation in windows and doors must extract excess water vapour, air pollutants and condensation. g. A surface mounted aluminium slot ventilator, the Titon SF Xtra Flat Fit Vent is ideal for new-builds or to be retro-fitted. 1000 Pa. Finish (inner and outer). Add to Wishlist. Aluminum canopy. One of the major benefits is that it can be installed in the same. We are Closed 23rd - 26th December & 30th December - 1st January (Open as usual 27th 28th 29th December Back to normal Hours 2nd January 2024). sales@titon. An acoustic version is also available, developed to satisfy the ever increasing demands for noise reduction whilst providing the desired ventilation levels. As expected, the standard vent was not very successful in keeping out noise. View Product. We explain what trickle vents are, why you need them, and how to choose products with a. . Acoustic trickle vents now make it possible to obtain planning permission for new developments that are situated near a busy road, train lines or an industrial site that would have been refused. 39 (0;-2) dB. Glidevale Ultravent Trickle Ventilator External Canopy Grille. Acoustic trickle vents. Greenwood 5000EAW. Trickle vents are activated with a single finger and provides passive. News: Titon Appoints New CFO. RW Simon Slotvent Joiners . Here’s some useful advice on how to achieve compliance. BIM object . favorite_border. 73 £ 4. Downloads. Platinum 3 Star Euro Profile Cylinder. Sound proofing with triple glazing. Available in standard, acoustically attenuated (for noisy install locations) and humidity sensitive (which open in response to high humidity events), the range is designed to meet even the toughest window trickle ventilation requirements. 57 Ex. Controlled airflow without opening windows can reduce noise, ideal for urban or noisy environments. View. You would have to research whether they would be suitable to retrofit to your windows. Trickle Vents allow you to have a small aperture in a window for a controlled amount of ventilation. The acoustic range incorporates all the features of the standard Aircool® plus additional acoustic attenuation features. £3. Acoustic trickle vents: noise-reducing acoustic vents are also available for external windows, facilitating the flow of air in and out of a building, while helping to prevent the ingress of external noise. Window vents, also known as trickle vents, are an effective way to improve indoor air quality in dwellings through passive ventilation. Energy efficient, minimise heat loss. Inc. The 2500EA and the 5000EA equivalent area vents are the smallest acoustic window vents on the market and achieve the best acoustic performance for window ventilators in the UK – up to 45dB (A) It is a simple and adaptable solution for windows in residential dwellings that have external noise issues or planning restrictions. Ultra Vent and Grille; Energy saver humidity sensitive vent; Acoustic through frame. Unfortunately, moisture in the air is common in everyday living and it needs to go somewhere and we need changes of air too. Acoustic Ventilation is used in rooms which require ventilation but still a high level of soundproofing. Delivery. Trickle ventilators provide ventilation to the room without the need to open the main window, reducing noise levels as a consequence. 75 (£14. The Acoustic Window Trickle ventilation range offers a noise reduction of up to 41db which can now make it possible to obtain planning permission for new developments near a busy road, train line or an industrial site that would otherwise have been refused. Duco Acoustic Ventilators. Trimvent® Select Xtra S13 is a surface mounted plastic slot ventilator that fits over a 13mm slot in a window and provides an Equivalent Area (EA) of 2000mm2, 4400mm2 or 5000mm2. Acoustic SL (Slimline). Please make any allowances for fittings beads, gaskets etc, or for manufacturing tolerances. An alternative is to install acoustic trickle vents. TTF Slimline Ventilator. Roofing ventilation. RW Simon FV Acoustic Vent 400mm. Keep your trickle vents open. New building regulations that come into effect from 15 th June 2022 have implications for any windows that are installed after this date. #1. At the FITSHOW 2013, we launch the first of the “Link Vent” range of patent applied for trickle ventilators. 63cm². You must have some form of ventilation, either trickle vents in the windows, acoustic trickle vents in the walls, or a heat recovery system. Acoustic block ventilators are large, aesthetically unattractive and often cannot be accommodated. The trickle vent is constatntly closed due to the noise, will an acoustic vent be a significant improvement on a closed vent or only compared to an open basic vent. Glidevale ALDB Acoustic Trickle Ventilator 4500mm Add to Basket. Lockmaster 21 . Ventilation systems. In noisier locations, such as near a busy road or an airport, the trickle vent can be designed with additional acoustic options giving even more noise reduction benefits. A surface mounted aluminium slot ventilator, the Titon SF Xtra Flat Fit Vent is ideal for new-builds or to be retro-fitted. co. Most types of vent are available in a choice of colours to best suit the window frame and be as unobtrusive as possible. VAT) Order Quantity. Habitable rooms and kitchens: 8000mm2 EA. Our ventilation hardware provides optimum levels of air ventilation, and have been designed with security and energy efficiency in mind. In noisier locations, such as near a busy road or an airport, the trickle vent can be designed with additional acoustic options giving even more noise reduction benefits. Tel:. This is more representative of a design in the UK that relies on trickle vents for a natural ventilation solution. Trickle ventilators (or trickle vents) provide this effective background ventilation for a home, contributing to a healthy living environment by enabling unobtrusive and controllable whole-room ventilation. I discuss sound mazes in more detail in the article linked above, but watch this video for steps on how to build a sound maze. In reply to Lewis and Stevie, Builder can use better trickle vents and there are Acoustic Trickle Vents available, if Builder will not come back a local glazing company should be able to help. Resources. CALL FREE: 01707 830 732; Today's opening times: 8am - 6pm. each. Up to 40 db Dne W. Stocking part F compliant window trickle vents from brands like Glazpart, Greenwood & RW Simon. Glue acoustic foam on all the sides of the ducting and wait for it to dry. A trickle vent is a device usually fitted at the top of a window that allows fresh air to circulate naturally through a room, and allows polluted air out. 400mm. Glidevale Ultravent Trickle Ventilator External Canopy Grille. This SlimVent and Canopy set from Yale is a part of our comprehensive range of trickle vents that enables window and door manufacturers to meet the requirements of the latest revisions to Building. We also offer the acoustic window trickle vent range in a selection of anodised finishes. Hi, I purchased a new build property during 2016, which came with double glazed windows and trickle vents. Four intermediate settings. 1,393 posts. The overall vent length. We can offer a 20% better noise reduction than older style. 2500EA routing slot size: 192 x 13mm. Units comprise of an aluminium outer frame joined to a seasoned hardwood timber surround. We are Closed 23rd - 26th December & 30th December - 1st January (Open as usual 27th 28th 29th December Back to normal Hours 2nd January 2024). g. W. g. 4. Trickle vents provide effective background ventilation in a home, which may help to minimise the severity of health problems like. The 13/16” dimensions are always constant; therefore the body length is always 1-5/8” shorter than the overall length. VAT. Trickle Vents by "Simon" we have these vents available in various colours and sizes. Five intermediate settings. Condensation reduction; If your home has a problem with. Acoustic STC – TV425 Vent and Canopy – open 33dB – closed 46dB. | sales@windowware. Window Vents & Trickle Vents | Zehnder Group UK | Zehnder Group UK Ltd Window vents, also known as trickle vents, are an effective way to improve indoor air quality in. Acoustic lining reduces sound by 45 dB with internal panel fully open and 50 dB when closed (Dn,e,w). Contact Us. Supplied as controllable internal vent, acoustic ducting and external grille. AtomicRitual · 07/12/2022 18:18. A trickle vent is a very small [quantify] opening in a window or other building envelope component to allow small amounts of ventilation in spaces intended to be naturally. Glidevale Ultravent Trickle Ventilator External Canopy Grille - White - External canopy grille provides weather protection and 4mm insect ingress protection. By installing trickle vents into your doors, you can ef. £5. RW Simon are one of Europe's leading suppliers of domestic air management systems. Enables secure, weather resistant ventilation with exclusion of insects. Titon Hardware Ltd. Replacement windows should be fitted with trickle vents regardless of whether the windows being replaced had vents in them or not if no background ventilation alternative is being installed. 2) Are they straightforward to retrofit, ie do i just unscrew my existing vent, slide in the new one and screw in to place or is there more to it. Established in 1958, R. 70 . FREE DELIVERY on. Acoustically damped pipe fitted around unit to reduce external sources of noise such as traffic. Removable cover pannel conceals Ventient trickle ventilation unit. Simon Ltd Air Management. AirLiner: Extends from. com' and any phone number given is. Up to 29 db Dne W. Qty Glidevale ALDB Acoustic Trickle Ventilator 8000mm Add to Basket. R. 00) - Casement Window. Keep your trickle vents open. Vent-Trex FOR USE ON PVCU, TIMBER OR ALUMINIUM WINDOWS. Using Trickle vent to reduce noise. Our range of acoustic window trickle vents provide a cost effective solution to suit the needs of noise polluted sites.