0800 970 4190. Does not reduce free air opening for ventilator and canopy. Resources. The Hi Lift design improves the Trimvent range to offer increased ventilation. Wipe Ventilator (and Canopy/Grille if accessible) clean with a damp cloth. TitonDirect Sales. *. 3 2 30m3/h <11. titon. delivery date Est. Read…Sales and Technical Support +44 (0) 1206 713801 enquries@titon. com. Vent-Trex is a unique combined overhead extract fan and trickle ventilator for kitchens and bathrooms that fits within the aperture on top of the window frame. +. Trickle Vent Canopies; Shop all Trickle Vent Canopies. Let's start looking for a replacement trickle vent and we will do this by using the table below in conjunction with these three steps. The glass thickness. 1206 713801 21 Details Ventilators EA figures above and marked on vents are achieved when fitted to manufacturer’s recommendations. 01206 814879. Product Code: 12639. Trimvent 4000 Trickle Vent is an aluminium slot ventilator that fits over a 13mm slot in a window, providing a healthier indoor air environment in the home giving the occupants greater comfort and control with no compromise on security. Quick Overview. 748 inch) -White. comWindow Trickle Slot Vent 263mm White for uPVC Double Glazing & Timber Windows Reduces Condensation, Damp & Steam in Windows Fully Adjustable. 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. 5mm * Slot Vent. 67. e. £1339. Acoustic Test Report. • Fits all Timber / Upvc / Aluminium windows. Used on windows with head drip. A surface mounted plastic slot ventilator, the Titon Select S13. Take your drill and 8-10mm drill bit and proceed to drill a series of holes across the line. Product Code: 12565. Tel: +44 (0) 1206 713800 Fax: +44 (0) 1206 543126 Web: 1. Available in White, Brown, or Toffee. Trimvent Select Xtra S16 is a surface mounted plastic slot ventilator that fits over a 16mm slot in a window and provides an Equivalent Area (EA) of 4600mm² when fitted with the XC16 canopy. Controls, Switches & Sensors. 90 (£14. FREE delivery Thu, 10 Aug on your first eligible order to UK or Ireland. Sizes: 12601 - Overall: 256x19mm, Slot size: 207x13mmTiton Trickle Slot Window Vent for uPVC Double Glazing Reduces Condensation. 0800 970 4190. 03 August, 2011. The F Vent from Greenwood has a UPVC construction with an unobtrusive slimline profile and it is supplied with the option for clip-fit installation. UV stable. This short demo shows you how the Titon trickle vents can be opened and positioned against draughts to deflect the air flow up to the ceiling or down to the floor!. We recommend the use of a good quality silicone sealant along the canopy sealant groove. Share. V. Making a Difference in Indoor Air Quality Titon Inc was established in 1989 to bring the concept of the integrated window ventilator also known as the trickle ventilator to the American market. Titon's range of Window Trickle Ventilators includes improved designs which assist in compliance with Ventilation Regulations in England & Wales. The Hi Lift design improves the Trimvent range to offer increased ventilation. Show. Titon Hardware Ltd. 5 5517 Product EA (mm2) Open Closed TA5225 (V75) + TA5206 (C75) 2500 DTrickle ventilation system FOR USE ON VINYL, WOOD, ALUMINUM OR FIBERGLASS WINDOWS Home > Products > Trickle Ventilators > Slot Ventilators > Trimvent Supervent. The SF Xtra is factory-made to standard sizes. Titon Trimvent 90 Hi Lift Vent (250mm) - White. £5. Contact Us. Browse our range of Window Vents & Window Ventilation by titon. There is a way to resolve this; the fitting of trickle. 36 Sales and Technical Support +44 (0) 1206 713801 Trimvent ® 4000 Hi Lift Suitable for: High performance aluminium slot ventilator PVCu ALUMINIUM TIMBER Trimvent® 4000 Hi Lift Ventilator Trimvent® 4000 Hi Flow Canopy Trimvent 4000 Hi Lift is an aluminium slot ventilator that fits over a 13mm slot in a window and providesTrickle Vents. Optimum performance over length requires fewer vents to be fitted to achieve total requirement. It features a unique directional deflector that allows the occupant to position the. An MEV or CME (Continuous Mechanical Ventilation) system uses background ventilators, usually trickle ventilators fitted in windows and a centrally located continuously running mechanical extract fan with ducts running from the moisture producing areas or “wet rooms” such as kitchens and bathrooms. 6) Pan head or. In stock 932 Items. View our full range of vents online: or get in touch - sales@titon. 24 Sales and Technical Support 574 271 9699 Variglaze Slim thermally improved glazed-in ventilator Variglaze Ventilator (inside) Variglaze Ventilator (outside) Features and Benefits ÒÒSlim size minimizes impact on window sight size ÒÒMade-to-measure minimum length 7”, maximum length 59” (pre paintedThermal comfort , trickle vents are designed and located (typically 1. Provides an Equivalent Area (EA) of up. g. Window and Door Air Vents. As low as £14. Metal Trickle Vents: Offer the Premium Vent Choice: The benefits of metal trickle vents are clear - they offer a more durable and reliable solution with better weathering and acoustic properties. £34. Slot Size: 173. Resources. Equivalent air rates of 2500EA and 5000 EA as required by approved document "F" 2006 for England & Wales. 894 The Crescent, Colchester CO4 9YQ United Kingdom. 30 Waggon Road, Ayr, KA8 8BA, UK. titon. Product Code: 12618. The Titon Trimvent Select XC16 Canopy allows for optimum airflow when fitted with the XR16 or XS16 Trickle [email protected] info@titon. Trickle Vents allow you to have a small aperture in a window for a controlled amount of ventilation. About Us. My question is 1) Are these likely to. The Titon Slot Vent 4000mm² is designed with a night. SFX13-529 Internal Trickle Ventilator TA7834 20 13/16” 15/16” 3/8” – 15/16” 9 13/16 in2. £1339. Sonair Units, Hassocks, West Sussex. 90 (£14. £7. 32 Free DeliveryJames Fisher Joins Titon as Commercial Director. Trimvent Select Xtra XS16. Ventilation of a window is a very important contribution to the health of the inhabitants, installing trickle vents (an important aspect of window hardware) allows for the flow of. TV90HL White Aluminium Vent 2500EA 300mm. Do not block ventilator or external canopy/grille. Buy white or brown colour options. Available air openings quoted are for vent and canopy combination. Accepts 125mm diameter ducting, no adaptors required. 3 4 50m3/h 20. Group Code: GR394. IPX4 protection degree. co. A high performance gasket combined with. (5)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. Indeed, since being established in 1972, the company has always designed, manufactured and sold a huge range of window and door hardware – including handles, hinges and locking systems. A key benefit of the Titon metal trickle vent range is its durability – the vents are much less prone to abuse or over-use, the company says. Titon Trimvent 90 Hi Lift Canopy (263mm) - Black. ukVent-Trex. Resources. Clip fit fixing is an innovative time saving solution which is convenient for the busy. £1299. FREE delivery Thu, 10 Aug on your first eligible order to UK or Ireland. Passionate Indoor Air Quality Experts. 894 The Crescent, Colchester CO4 9YQ United Kingdom. Various pin heights are available to suit all cavity sizes and can be retrofitted. Trickle Vents Grilles; Shop all Trickle Vents Grilles. Trickle vents, also known as perma-vents, plastic vents, trickle ventilators, window vents, and window ventilators for windows and doors. So if the ventilator is effectively blocking sound in some way then the vent will let a lot less noise in than the window does when opened just a mm or two. delivery Thu, Nov 23. Trade Account apply now to get. This item: Titon Trimvent Select XS13 Trickle Vent - White. sales@titon. 968. This semi recessed aluminum slot ventilator from Titon fits over a 16mm slot. Our core range of window trickle ventilators are available in multiple sizes and finishes and have been developed to provide optimum airflow for every window application and material to ensure your requirements and specifications are always met. Buy As Trade Add to Basket. The combination of aesthetic smooth lines, unique tilted impeller and single level ports provides the ideal solution for hidden ceiling installation in flats and apartments. co. Titon trickle vent in a 351mm length with two fixings at 335mm. Brand: Titon. 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. Similar Products. View. 4. Titon, a leading manufacturer and supplier of ventilation systems and window and door hardware, has…. The Maxiglaze is available in made to measure sizes. The 13/16” dimensions are always constant; therefore the body length is always 1-5/8” shorter than the overall length. The question is usually followed by a silence as the customer thinks about what they already have. The XS13 is a direct replacement for the S13 range, using the same slot measurements but offering a much greater. Titon manufactures and supplies ventilation and window products – ranging from its signature Trimvent background ventilator to window handles, locking systems and hinge systems to powered ventilation products including whole house systems and extract fans. The Trimvent Supervent is a solution that can be easily be incorporated into your system design that works at all levels. Trimvent 90 Hi Lift ist ein halbversenkter Aluminium-Schlitzlüfter, der über einen 16 mm breiten Schlitz in einem Fenster passt und eine äquivalente Fläche (EA) von bis zu 8600 mm² bietet, wenn er mit dem Hi Flow-Überdachung ausgestattet ist. The design is based on the Titon Select range, but is revised and is therefore up to 60% more efficient. The Trimvent SM is factory-made to standard sizes or in bar length in a variety of colours. How to fit trickle vents - a short guide. 94 ex. SF Xtra Sound Attenuator vents, University of Strathclyde. Close Ventilator by pressing vent at both endsSkip to content. Wipe Ventilator (and Canopy/Grille if accessible) clean with a damp cloth. Tool Storage and Holders. Graduated opening for airflow control. Ventilation; Trickle Vent Canopies; Titon -XC16 Plastic Canopy - White; Zoom. co. In Stock. 80 Each Add to cart More. Product Code: 12605. It is the shortest vent available to give maximum airflow. ukVentilation; Trickle Vents; Titon SF Xtra 13 Vent 465 x 23mm - White; Zoom. PO Box 1244, Indianapolis, IN 46206 . 5mm) - Brown. We stock an enormous range of essential products specifically for. When used in conjunction with Titon trickle vents, it meets all the necessary requirements of System 3, as well as SAP Appendix Q. AirLiner: Extends from. delivery date Est. • Simple, low-cost installation requiring a maximum of only 2 hidden screws. What Is A Trickle Vent? A trickle vent is a device usually fitted at the top of a window that allows fresh air to circulate in your home. uk. Titon Inc. Vent & Canopy: 3. uk info@titon. For Trickle Vent See 12556 Free Next Day Delivery over £100 net - conditions apply. Trickle vents built into frame of bi-fold doors – Image courtesy of aspirebifolds. * Keep vent open as much as possible for a healthy indoor environment * Maintenance: 1. Each Vent Provides 2000mm2 of free area ventilation when Installed in the window / door frame, head, add-on or sash. comTiton XR16 Plastic Trickle Vent (recessed). Deflects air up or down, or both. Vent-Trex is ideal for refurbishment situations where wall penetration is undesirable, as it does not damage the fabric of the building or where external aesthetics need to be preserved. Passionate Indoor Air Quality Experts. The Titon Trimvent Hi Lift is an aluminium slot ventilator that fits over a 13mm slot in a window. uk. Skip to content. Titon Trimvent Select XS13 Trickle Vent - White. 13/09/2017. Trickle Vents 01206 713801 [email protected] Vents allow you to have a small aperture in a window for a controlled amount of ventilation. 13 inc. uk t: 01206 713801 View our. Sales and Technical Support +44 (0) 1206 713801 enquries@titon. It is designed to be surface mounted and fits over a maximum ⅝” width slot in the window, providing a Free Air Area of 6. Titon has maintained its position as the industry leader through constant research and product development, ensuring the company is. Extract fans in bathrooms and trickle vents in windows, to a central extract system, mechanical extract with fewer - sound attenuating – vents, or all the way to mechanical ventilation with. 10 x AirAway Trickle Slot Vents 260mm or 410mm Ventilation Upvc & Timber Window. Close screw covers. VAT. Ventilation; Trickle Vents; Titon - Aluminium Box Trickle Vent 400mm - Black; Zoom. Save 5% on any 4 qualifying items. Independently tested by Sound Research Laboratories in accordance with BSEN20140-10:1992, ISO140-10:1991. £3. Titon Trickle Vent Trimvent S13 2700EA 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. Save 5% on any 4 qualifying items. Titon TV90 High Lift Vent (semi-recessed). Titon trickle ventilators are effective in single family dwellings as well as high rise commercial structures such as apartments,. Available in white or brown UV stabilised ABS for long, maintenance free use. Improve indoor air quality by choosing our range of UPVC trickle vents in multiple sizes. 01206 713801 (Filters 01206 814879) Window & Door Hardware Sales. Availability: Item stocked in our warehouse. Although it is important for modern homes to be well insulated, properties still require a certain amount of ventilation in order to avoid problems with condensation and damp. Often these accessories will have some name or brand on them but this applies to the component itself, not the whole window. SF Xtra Sound Attenuator 5000EA Vent 75mm TA5235 523 35 87-101 5517 HF Sound Attenuator 5000EA Canopy 75mm TA5236 523 35 113. 0800 970 4190. * Provides an Equivalent Area (EA) of 2700mm sq. Vent-Trex is ideal for refurbishment situations where wall penetration is undesirable, as it does not damage the fabric of the building or where external aesthetics. Contact Us. Titon +44 (0) 1206 713800 Trimvent® Select Xtra S16 Surface mounted slot ventilator For use on PVCu or timber windows Features and Benefits • Revised design to improveAll acoustic vent models have been independently tested in accordance with BS EN ISO 717-1:1997 (airborne sound insulation & BS EN 20140-10:1992) The Simon Acoustic vent canopy is available in white (RAL 9910 HIPCA satin), brown (RAL 8019 matt), black (RAL 9005 matt), tan (RAL 8003 matt), grey (RAL 7016 matt) and silver anodised as standard. As an alternative, every room may have an individual unit as opposed to a centrally located and ducted unit. View our complete range of trickle ventilators suitable for use on aluminum, wood, vinyl and fiberglass. £718. Surface Protection. Tested in accordance withTiton Trickle Slot Window Vent for uPVC Double Glazing Reduces Condensation. W. titoninc@titon. The design is based on the Titon Select range, but is revised and therefore up to 60% more efficient. To suit slot size of 13mm. Sonair Units, Hassocks, West Sussex. Description. Core drilled – suitable for retrofit installations. Get it Friday, 23 Jun. We recommend use of silicone sealant along the canopy sealant groove and when necessary on the underside of the ventilator. 57 Ex. Cowled Super Acoustic Controllable LookRyt® AirCore® (Up to 50 dB Dn,e,w) Controllable air vent for background room ventilation. A surface mounted plastic slot ventilator, the Titon XS16 Plastic Trickle Vent is ideal for new-builds or to be retro-fitted. comThermal comfort , trickle vents are designed and located (typically 1. Help & Support; Careers; Case Studies; ENTrickle Vents: Why not just open window instead? As properties grow evermore airtight in the quest for energy efficiency, it is essential to maintain a… Titon on LinkedIn: #tricklevents #iaq #. Titon Hardware Ltd. It is designed with sound attenuating features to reduce noise transferring from. Manufactured by Titon this recessed 4000 flush trickle vent is used widely on timber windows where the frame has been routed to a slot and where the trickle vent can sit. Resources. 8. International House, Peartree Road, Stanway,. Designed to be either surface mounted or recessed finish has rounded ends and a tilting t-bar for air deflection control. This short demo shows you how the Titon trickle vents can be opened and positioned against draughts to deflect the air flow up to the ceiling or down to the. Features & Benefits. Specification. These Trickle Vents are ideal for both new build or refurbished situations using any window material and is available in a variety of colours. Gas Regulations ventilator can provide a Free Area of up to. A trickle ventilator (or a passive air inlet) is a small, operable device that is incorporated into a window or door to allow fresh air to “trickle” into the home or building. Titon Hardware Ltd. Supplied with appropriate screws for fixing to timber windows. Fix vent and canopy using screws and attach screw covers. Surface mounted noise reducing acoustic trickle vent. 0800 970 4190. Vent unit designed to be fitted so hinge edge of vent is along the lower face of product. How to fit trickle vents - a short guide. The design is based on the Titon Select range, but is revised and is therefore up to 60% more efficient. The rankings reflect our opinion and should be a good starting point for shopping. A surface mounted aluminium slot ventilator, the Titon SF Xtra Flat Fit Vent is ideal for new-builds or to be retro-fitted. 6) Pan head or equivalent. Titon Trimvent Select S13 265mm Surfaced Mounted Slot Vent Brown Part No: 2974. 400mm Tan and White Trickle Vents (internal and external fittings) £9. 94 (£13. 5 MAX 0 1 MAX. 91. Merriway BH05603 Windows and Door Fully Adjustable Trickle Vent 400 mm (15. Availability: Item stocked in our warehouse. According to Titon, its trickle ventilators assist in compliance with ventilation regulations in the UK and overseas, and are suitable for all types of window –. 95 Delivery Sponsored (100mm) Adjustable ABS Air Vent Extract Valve Grille Round Diffuser Ducting Air Ventilation Cover Volume kitchen Bath Outlet Fresh £18. Titon operates a policy of continuous improvement and reserves the right to supply products that may differ from those illustrated and described in this publication. Trickle Vents. 01206 814879. Group Code: GR32. The Titon Trimvent Hi Lift is an aluminium slot ventilator that fits over a 13mm slot in a window. Titon Hardware Ltd. All products are suitable for use on. Buy Trickle Vents online - In this how-to guide we will be showing you how to replace a Titon Trimvent. VAT £6. Value for money 'V' grille. A further issue is that windows and doors utilise many industry “stock parts” for example Hoppe Handles on Doors, Winkhaus Handles on Windows, Cotswold Architectural or Securistyle Friction Stays or Titon Trickle Vents. Add to Basket. 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. 5mm x 13mm. Ensure you drill these holes as close. Can be fitted with the C13 Canopy. Titon -XC16 Plastic Canopy - White. Triton brand aluminium trickle vents give you a small amount of ventilation via the window frame or a door frame as controllable or permanent version to reduce condensation in the room and freshen the air with natural ventilation. Fits 13mm slot in the head or the top rail of the window; Meets the requirements set by the Building Regulations F1. Titon Trimvent Select XR16 Vent, 351 x 22mm, plastic - For use on Timber PVCu or aluminium windows - Airflow 4000mm2. Finish (inner and outer). Manufactured by Titon whose ventilators have been specified and fitted on millions of windows throughout the UK and Europe over the past 20 years, you can trust that these vents and canopies will perform and provide optimum airflow to your. titon. The Maxiglaze is available in made to measure sizes or in bar length in a. It is the shortest ventilatior available on the market capable of provding an Equivalent Area (EA) of 5000mm 2 and can be fitted with a plastic or aluminium canopy. UK Manufacturer of home mechanical ventilation systems and hardware for windows and doors, including handles, hinges, trickle vents. There are two width variants, one for use over a 13mm slot, the other for a 16mm slot. Rigid optimised spigot support preventing distortion with strengthened guard and design to maximise airflow. Quantity. Titon Inc was established in 1989 to bring the concept of the integrated window ventilator also known as the trickle ventilator (or trickle vent) to the American market. Premium Trickle Slot Vent for uPVC Double Glazing Window - Reduces Condensation White 400mm. Take the old trickle vent off the window. com / 574 271 9699 Screw Cover/ End Cap Gasket Open Ventilator at either end by levering open under end cap. Tools and Products Needed to Fit Trickle Vents. Surface mounted, ideal for refurbishment. Vent & Canopy: 3. Merriway BH05603 Windows and Door Fully Adjustable Trickle Vent 400 mm (15. Titon Hardware Ltd. Aluminium or PVCu models are available which offer increased ventilation that other ventilator manufacturers cannot match. TV90HL White Aluminium Vent 2500EA 300mm. delivery Thu, Nov 23. Case Study: Titon’s SF Xtra Sound Attenuator Acoustic Vents have been installed in the historic St Mary’s Hospital commercial redevelopment in Bristol. mechanical ventilation and passive trickle ventilation. Maxiglaze is an energy efficient glazed-in aluminium ventilator that provides an Equivalent Area (EA) of 12000mm² per metre of extrusion (equal to vent length minus 57mm). Deflects air up/down or both. Positive open and close action. Trimvent® SM. Titon manufactures and supplies ventilation and. Gaz67 New Member. Product Code: 12618. 574 271 9699. When used correctly, trickle vents do not contribute excessively to heat loss. 144 sold. W x H x D: 212 x 65 x 25mm. When fitted with the Trimvent 4000 Canopy, this vent provides an Equivalent Area (EA) of up to 2600mm². uk Vent-Trex. Registered office: 894 The Crescent, Colchester Business Park, Colchester, CO4 9YQ, United Kingdom. 17 inc. Resources. 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. Trimvent XR16 model window vent with a rating of 4600 EA (Equivalent Area). This will prevent problems with condensation and damp. Our range of Window Trickle Vents are supplied by the world-leading manufacturer Titon. co. Window Trickle Slot Vent White for UPVC & Timber Windows - 407mm. Titon SF Xtra 13 Vent 465 x 23mm - White. Trimvent Select Xtra XS16. co. Very Good. 1. Trimvent Select S13 / XS13 FOR USE ON VINYL, WOOD, ALUMINUM OR FIBERGLASS WINDOWS. Gas Regulations Ventilator. The SF Xtra Sound Attenuator comes fitted with a Titon SF Xtra Ventilator and/or SF Canopy and fits over the standard SFX, Trimvent SM, SW and Select or Select Xtra slot size. Provided with an XC13 canopy, this ventilator is. Suitable for Outdoor Use. Flush Fit. quoted sound reduction level for a trickle ventilator isn’t measured in the same way as a window. 93. (5)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. Manufactured by Titon whose ventilators have been specified and fitted. 47. This vent is capable of provding an Equivalent Area (EA) of 4600mm 2 when fitted with the XC16 Canopy. Capture is an automatically engaging spring-loaded window safety restrictor for use on side and top hung windows to limit opening. Add to Basket. Total price:Aluminium Titon Trimvent 90 Hi Lift Vent - Various Finishes. VAT. Optimum performance over length requires fewer vents to be fitted to achieve total requirement. £1509. Compare Similar Products to Titon GS13 Plastic Grill | Cover For Window Trickle Vents Sponsored (White, 288mm) Aluminium Window Grill £4. A semi-recessed aluminium slot ventilator, the Titon TV90 High Lift Vent provides minimal visual intrusion, and is ideal for new-builds or to be retro-fitted. The vent on the inside regulates the amount of air, the canopy or hood on the outside protects against bad. 5mm (No. Performance required. Aluminium Trickle Vents. Trickle ventilation system. Titon trickle ventilators are effective in single family dwellings as well as high rise commercial structures such as apartments,. Categories: Background Ventilators, Window Trickle Ventilators. The below is a Titon summary of the main points, please ensure you read the full documents for full implications. 894 The Crescent, Colchester CO4 9YQ United Kingdom. . ukTiton Trimvent 90 Tricklevent. £499. Buy As Trade Add to Basket. Originally Posted by ODP. For instance, a window with a sound reduction of 35dB used with a background ventilator giving a sound reduction of 35dB will result in somewhat less than 35dB. Metal Trickle Vents: Offer the Premium Vent Choice. 4) Attach screw covers, use care when doing so as covers are not designed to be removed easily. Internal and external grilles U. Ensure vent is fully closed before fixing (See Figure 2). It is the shortest vent available to provide 5000mm2 EA. VAT) Buy As Trade Add to Basket. Call us: 08432 898 554 - 03432 898 554. Titon Inc. stabilised. 66 (£12. The XS16 Trimvent Select is a surface-applied trickle vent with a sleek design and easy operation. 0. Sales and Technical Support 574 271 9699 13 Details Ventilators Product Product. Technical Information. It provides an Equivalent Area (EA) of 2000mm or 4400mm and can be fitted with a C13 Canopy or a GS13 Grille. A boost facility provides rapid extraction when necessary to remove higher levels of pollutants. 894. The Titon Trimvent Hi Lift is an aluminium slot ventilator that fits over a 13mm slot in a window. Fresh outside air, from the exterior of the building, is allowed into the room and stale moist indoor air to escape, providing natural ventilation. Home > About Us. 75. 57 Ex.