Warranty Guide
vi) VELUX metal-framed skylight systems, continuous 
vaults, translucent wall systems and canopies will be 
free from defects in material and workmanship.
5 years
vii) VELUX aluminum curbs will be free from defects in 
material and workmanship
5 years
viii) VELUX shrink out and mechanical smoke vents will 
be free from defects in material and workmanship
5 years
ix) VELUX supplied steel curbs will be free from defects 
in material and workmanship
1 year
WHAT IS COVERED LIMITED WARRANTY PERIOD
E. OTHER (RESIDENTIAL OR COMMERCIAL) PRODUCTS / COMPONENTS SUPPLED  
 BY VELUX NOT LISTED UNDER THE ABOVE COVERED PRODUCTS
i) Other products / components 90 days 
F. REPLACEMENT PRODUCTS / COMPONENTS SUPPLIED BY VELUX
i) Such replacement products and components will be 
free from defects in material and workmanship
90 days
G. NO LEAK INSTALLATION
i) VELUX A21 series deck-mounted skylights and related 
flashings installation will not leak (for skylight models 
FS, VS, VSE, and VSS and flashing models EDL, EDW, 
EDM, EKL, and EKW): No water will leak through the 
installed Covered Product or between the installed 
Covered Product and roof deck provided the Covered 
Product is the original installation on residential build-
ings with one layer of properly installed roofing material 
and is installed strictly in accordance with VELUX 
deck-mounted skylights and related flashing instructions.
10 years
ii) VELUX A21 series curb mounted skylights and related 
flashings installation will not leak (for skylight models 
FCM, VCM, VCE and VCS and flashing models ECL and 
ECW): No water will leak through the installed Covered 
Product or between the installed Covered Product and 
roof deck provided the Covered Product is the original 
installation on residential buildings with one layer of 
properly installed roofing material and is installed strict-
ly in accordance with VELUX curb-mounted skylights 
and related flashing instructions.
10 years
2. STARTING POINT OF LIMITED  
   WARRANTY  PERIODS
The applicable LIMITED WARRANTY PERIOD for each Covered Product begins from the date 
the Covered Product is purchased, which at the request of VELUX must be substantiated 
with the original invoice or sales receipt, and expires at the end of the period indicated in the 
above table for the Covered Product in relation to which a warranty claim is filed.
If the purchase date cannot be substantiated, the LIMITED WARRANTY PERIOD shall be 
deemed to have begun on the date of manufacture as indicated on each Covered Product.
3. WHAT IS NOT COVERED
3.1. GENERAL EXCLUSIONS (FOR ALL APPLICABLE LIMITED WARRANTIES)
3.1.1.  Unless otherwise stated, this LIMITED WARRANTY covers only defects 
which arise from the product’s manufacture including in any materials used in 
its manufacture. Other types of defects concerning Covered Products are not 
covered by this LIMITED WARRANTY and are specifically excluded.
3.1.2.  This LIMITED WARRANTY will only apply if the Covered Product is finished, 
installed, operated and maintained strictly in accordance with VELUX 
instructions or instructions from other manufacturers furnished with the 
Covered Product. Without limiting the generality of the foregoing, claims under 
this LIMITED WARRANTY will not be accepted where a defect has resulted 
directly or indirectly from (a) the product’s installation, including (but not 
limited to) installation carried out contrary to VELUX installation instructions 
or contrary to good workmanship standards, (b) installation of the product 
outside of recommended locations and/or conditions, (c) any use contrary 
to standard operation, (d) normal wear and tear, (e) use of incompatible 
replacement products or components or accessories (e.g. power supply), (f) 
transportation of acrylic and polycarbonate unit skylights, (g) any form of 
inappropriate or insucient handling or storage, (h) product modification or 
the addition of non-approved replacement products or components, or (i) other 
factors which are other than those relating to the product’s manufacture or the 
materials used in manufacture. In addition, this LIMITED WARRANTY will not 
apply to any defects which result directly or indirectly from neglect including, 
but not limited to, where there has been a failure to maintain and/or service, 
or due to neglect in maintenance of the product as described in the user/
maintenance instructions or directions for use, or where the defect could have 
been prevented through maintenance as described in the user/maintenance 
instructions or directions for use. All such instructions or directions for use may 
be obtained from VELUX or may be downloaded from www.velux.com or www.
veluxusa.com.
3.1.3.  Normal aging of the surfaces resulting from weathering or eects caused by 
atmospheric, or environmental conditions, or corrosive substances including, 
but not limited to, those found in cleaning agents that may cause physical 
reaction with the components of the skylight are not covered by this warranty.  
3.1.4.  Condensation on Covered Products and any related water damage which may 
occur as a natural result of humidity inside or outside a building or a variation 
between indoor/outdoor temperatures is not a defect and will not be covered 
by this LIMITED WARRANTY.
3.1.5.  Glass corrosion as a result of standing water and debris on glass are not 
covered by this LIMITED WARRANTY.
3.1.6.  This LIMITED WARRANTY does not cover claims related to: problems (which 
include, without limitation, product damage, malfunction, reduced or restricted 
function and water leakage) resulting from accidents, including but not limited 
to accidental glass breakage, dome breakage or crazing; problems resulting 
from blocking or the like due to ice, snow, twigs, etc., including without 
limitation water penetration from ice damming, and not resulting from a defect 
in a Covered Product; faulty building construction or design; building movement 
including movement in adjoining constructions; acts of nature/God; weight or 
vibration; applications in areas of high or excessive interior humidity or areas 
without proper or adequate ventilation or humidity control; products being 
subjected to conditions outside their design limitations; variations in glass or 
plastic coloration, damage or other problems caused by adverse conditions such 
as corrosive environmental factors including acid rain; variations in wood grain 
or color; and wood rot due to improper maintenance or installation. 
3.1.7.  This LIMITED WARRANTY does not cover, and specifically excludes, any 
leaks to a Covered Product due to any of the following: re-roofing without re-
wrapping using VELUX adhesive skylight underlayment and VELUX approved 
and related flashing, a venting Covered Product left open during rain or 
other forms of precipitation, moisture penetration at seams in the roof deck, 
incorrect installation of the product, rough opening sizes other than those 
called out in VELUX installation instructions, improper maintenance of the 
product or installation, accidents including but not limited to accidental glass 
breakage, abuse, misuse, faulty building construction or design, acts of nature/
God, products subject to conditions outside their design limitations, corrosive 
environmental factors including acid rain, or any other factor unrelated to the 
original installation of the Covered Product.
3.1.8.  This LIMITED WARRANTY does not cover claims related to extreme weather 
conditions, lightning or severe hail. In cases of extreme snow or large roof areas 
above the skylight, a water diverter should be considered. A water diverter 
is required for roof pitches from 45˚ to 60˚ utilizing ECL flashings. Refer to 
related skylight and flashing instruction manuals for proper installation. In case 
of flood and water overflowing the roof or skylight, this is considered acts of 
nature/God and is not covered by this LIMITED WARRANTY.
3.1.9.  Custom painted skylights, roof windows, VMS, sun tunnel skylights and 
flashings are not covered by this LIMITED WARRANTY.
3.1.10.  VELUX does not warrant that operation of product software will be error-free 
or uninterrupted, that defects in software will be corrected or that software 
will be compatible with future VELUX products or VELUX software.
3.1.11.  This LIMITED WARRANTY also does not cover claims relating to the following:
  a.  Minor imperfections in glass or plastic components that do not aect the 
  product in performance or obscure vision
  b.  Minor variations in glass or plastic coloration
  c.  Discoloration of parts that are not visible by general use; 
  d.  Any change of color and fading irrespective of these being caused by sun/ 
  condensation/acid rain/salty splashes or any other conditions with   
  corroding or material changing eect;
  e.  Any other cosmetic conditions, such as for example hanging fabric or 
  Venetian blind slats, or changes in the sealant of the pane;
  f.  Knots in the wood;
  g.  Inevitable and/or expected reduction of the eciency of the product,  
  including technical values/specifications as well as general eciency  
 tolerances;
  h.  Variations that occur naturally in the materials used, such as wood grain;
  i.  Imperfections including color variations, shadows or marks etc. in the 
  glass, which were present at the time of delivery or have arisen   
  within the LIMITED WARRANTY PERIOD, and which do not impair the 
  view appreciably;
  j.  Corrosion due to caustic environments such as industrial and household 
Warranty - The VELUX promise2




