Top-sealing dampers replace the fireplace throat damper and are installed at the top of the chimney. Section R403.5.1 Whole-House mechanical ventilation system fan efficacy. Vestal's OA Outside Air Kit. Lindemann Chimney sells several kinds of dampers. An open chimney damper allows the smoke from a fire to exit the home. The top of the pipe at the base of the fireplace will be offset to the grade, to avoid ashes falling down directly. Arrives before Christmas Only 17 left in stock - order soon. Jeff7 Lifer. When an outdoor air inlet is ducted to the return side of the HVAC system's central air handler. It will drop the humidity in the winter which in some houses is necessary. Installation of Damper and Fresh Air Intake Duct NOTE: Support all duct in accordance with local code or SMACNA standards. Vestal's Fireplace Throat Dampers. Based upon your description, you are experiencing back drafting. Outdoor air intakes and exhausts must have automatic or gravity dampers that close when the ventilation system is not operating. More than an online store! 3/3.1, Rev. Check the hood for it outside for spider webs/debris a couple times a year. Fireplace Fresh Air Intake Damper – 4 Types Of Gas Fireplace Venting Options G&b Energy. $14.95 $ 14. The fireplace face is defined by the vertical distance between the damper and the lintel supporting the face brick across the fireplace opening. Would like to install an airtight damper that will allow me to close the intake air from entering the stove when not in use. 52. This air intake should be equipped with an electronically controlled damper that will open the intake at intervals in conjunction with the air handler to provide timer-controlled ventilation that meets code requirements, as described in the Description tab. Automatic or gravity dampers are installed on all outdoor air intakes and exhausts. A fireplace is often the main feature in a room. While we continually update our database, links may have changed since posting. Fireplace Fresh Air Intake Vent . Vent Systems 6'' Inch Backdraft Damper - Backflow Shutter - Heavy-Duty Inline Springs Loaded - One-Way Airflow Ducting Insert - Inline Fan Vent Deflector. Then we just built our first fire since cleaning this weekend and the smokey smell is back. For over 65 years, Vestal Manufacturing has provided quality USA-made gray iron castings to our customers. Standard defining the roles of and minimum requirements for mechanical and natural ventilation systems and the building envelope intended to provide acceptable indoor air quality in low-rise residential buildings. Is the fresh air intake you are discussing taking air from outside the home, or is the air intake in the basement? The detail also shows a fresh air intake, ash pit, and a raised hearth with required support. We hope that the above information has been of assistance. Article about installing balanced ventilation systems. Fresh Air Intake Ventilation Dampers (FAD) Make Up Air Systems (MAS) / Fresh Air Ventilation; SmartExhaust Smart Bathroom Exhaust Switch; Air Exhausting & Air Pressure Sensors; Hard Water Treatment; Media. No, fireplaces work in the home because of pressures from outside working up the chimney. If your house is very airtight it is good to get some fresh air in to breath. M1507 The whole-house mechanical ventilation system shall consist of one or more supply or exhaust fans, or a combination of such and associated ducts and controls. Product Description. The intent of this brief is to cover the new requirements for new wood-burning fireplaces regarding doors, dampers, and combustion air 2 and proper ventilation. V. vpchester New Member. I would recommend you have a damper on it and close it 1/2 way. Asked by RGM September 29, 2018. Vestal's MOK and MOKR Outside Air Kits. American craftsmanship and technology, backed by a focus on quality, are integral parts of any Vestal casting. ENERGY CONSIDERATIONS The velocity of air entering the opening of a fi replace during operation A closed chimney damper limits outside air from entering home when the fireplace is not in use. Verify that any new or existing fresh air intake to the return side of the HVAC central air handler has an electronically controlled damper. It will drop the humidity in the winter which in some houses is necessary. Flue Sentinel dampers and fans are the best of both worlds. Fresh air intake, new homes and we all need to breath fresh air. It must, however, be noted that a fresh air intake, even if it is not mandatory, will always provide the advantage of better balancing the house with regards to combustion air. Keepsakes are displayed on the mantel, and … fireplace damper, be sure to use or... Home when the heating appliance is not operating may 21, 2018 at 12:34.. 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