Below FAQ are some common concerns of our clients before purchasing the theme.
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Warren does provide a grille suspended between the glass panels, allowing you to easily clean the inside and outside of doors and windows (some project).

Usually,we use 5mm+5mm double glass with Argon gas filled ,Our double glass is made professionally, no steam or going foggy between the double glass.

Yes,all the doors & windows include frames,Installing the windows and doors on wall is OK.

Warren has three styles of fly screen.One is built-in high transparent net for casement,tilt&turn window,one is sliding style for sliding window and door,and the last one is folding style for casement door.

Warren is using wooden crate to pack every window and door to prevent it from damaging.

Normally we need about 25 days to make the windows after we get the deposit and the drawing confirmed.

Warren provides limited lifetime warranty, if there are any problem, we will totally be responsible for them.

Absolutely we are! Warren has US NFRC / AAMA / NAMI Certificate, we can meet American Standards.

Warren has a plenty of colors can meet your requirements, and all the hardware from Germany with black,silver,bronze golden color.

Warren provides various of glass colors, such as blue, gray,bronze, with tinted glass as well.

50% deposit before making the windows and 50% balance before shipping.

The U-factor/Value measures how well a fenestration product prevents heat from escaping a home or building. The lower the U-Factor/Value makes the better insulation.

Warren is top 3 windows&door manufacturer in China; Over 15 years experience in producing windows and doors; with advanced producing machines,over 85,000 Sq meters workshop to get an annual output over 900,000 Sq meters of windows and doors.

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