Shipping charges applied once per order.
The manufacturers we carry offer slightly different rates for shipping their windows to you. Here are the current amounts for each manufacturer:

Windows/Doors:$125 per order Acrylic Glass Block: $35 per order Skylights: Free shipping Entry Doors: Click here	Milgard Windows $50 per order in Southern California & $150 per order in Central and Northern California
International Window $75 per order	Empire Windows $50 per order
Jeld-Wen Windows $150 per order	Marvin Window $75 per order
CertainTeed Windows $60 per order under $1500 $45 per order over $1500	Velux-America Free shipping on all skylight orders!
Andersen Window $75 per order	Bristolite Skylights $75 per order
Superior Window $75 per order	Novagard Sealant Free Shipping!
TremGlaze Polyurethane Sealant Free Shipping