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Foundation

Give your mattress the support it needs with foundations and box springs from GRW Furniture in Oxnard, CA. A proper foundation is essential for extending the life of your mattress, ensuring even weight distribution, and maintaining the support your mattress was designed to provide. Our foundations come in standard sizes to match your bed frame and mattress — Twin, Twin XL, Full, Queen, King, and California King. If you're replacing an old box spring, a modern foundation offers a firmer, more stable base without the bounce of traditional coil box springs. Low-profile foundations are available for beds where you want a lower overall mattress height. Not sure if you need a foundation? Check your mattress warranty — many manufacturers require a proper foundation to keep your warranty valid. Our team can help you choose the right base for your mattress type and bed frame. Visit our showroom in Oxnard or shop online. Delivery available. Financing options available.

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  • Save 23% Save %
    $179.40
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    $179.40
    $138.00
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    $138.00

    Pippa Link Spring

    Sleek and simple, this daybed link spring is created for supporting a mattress. The open grid pattern provides ample structure for sitting and slee...

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    $179.40
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    $179.40
    $138.00
    $138.00 - $138.00
    $138.00
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    $328.90
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    $328.90
    $253.00
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    $253.00

    Lilium White/Brown Foundation, Queen

    A perfect match for the Lilium Euro Pillow Top Mattress, this foundation features premium quilting and comes in standard sizes of California King, ...

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    $328.90
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    $328.90
    $253.00
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    $253.00
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    $208.78
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    $208.78
    $160.60
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    $160.60

    Framos Silver Base Foundation - Twin

    With round corners and cross-braces for extra support this base foundation was designed for fast and easy assembly. Specifications Product Details...

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    $208.78
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    $208.78
    $160.60
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    $160.60
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    $509.08
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    $509.08
    $391.60
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    $391.60

    Grey Foundation, Cal.King, 2CTN

    With edge support and an attractive gray fabric, this foundation will help give you the comfort you deserve. Specifications Product Details Colle...

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    $509.08
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    $509.08
    $391.60
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    $391.60
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    $509.08
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    $509.08
    $391.60
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    $391.60

    Grey Foundation, E.King, 2CTN

    With edge support and an attractive gray fabric, this foundation will help give you the comfort you deserve. Specifications Product Details Colle...

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    $509.08
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    $509.08
    $391.60
    $391.60 - $391.60
    $391.60
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    $449.02
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    $449.02
    $345.40
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    $345.40

    Lilium White/Brown Foundation, Cal.King

    A perfect match for the Lilium Euro Pillow Top Mattress, this foundation features premium quilting and comes in standard sizes of California King, ...

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    $449.02
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    $449.02
    $345.40
    $345.40 - $345.40
    $345.40
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    $449.02
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    $449.02
    $345.40
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    $345.40

    Lilium White/Brown Foundation, E.King

    A perfect match for the Lilium Euro Pillow Top Mattress, this foundation features premium quilting and comes in standard sizes of California King, ...

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    $449.02
    $449.02 - $449.02
    $449.02
    $345.40
    $345.40 - $345.40
    $345.40
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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80

    Lilium White/Brown Foundation, Full

    A perfect match for the Lilium Euro Pillow Top Mattress, this foundation features premium quilting and comes in standard sizes of California King, ...

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    $297.44
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    $297.44
    $228.80
    $228.80 - $228.80
    $228.80
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    $268.84
    $268.84 - $268.84
    $268.84
    $206.80
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    $206.80

    Framos Silver Base Foundation - Queen

    With round corners and cross-braces for extra support this base foundation was designed for fast and easy assembly. Specifications Product Details...

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    $268.84
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    $268.84
    $206.80
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    $206.80
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    $237.38
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    $237.38
    $182.60
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    $182.60

    Lilium White/Brown Foundation, Twin

    A perfect match for the Lilium Euro Pillow Top Mattress, this foundation features premium quilting and comes in standard sizes of California King, ...

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    $237.38
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    $237.38
    $182.60
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    $182.60
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    $237.38 - $449.02
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    $237.38
    $182.60 - $345.40
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    $182.60

    Bird Of Paradise White Foundation, Cal.King, E.King, Full, & Queen

    Set your bed mattress up with this foundation, featuring stretch knit fabric and matches our Bird of Paradise set. Specifications Product Details ...

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    $237.38 - $449.02
    $237.38 - $449.02
    $237.38
    $182.60 - $345.40
    $182.60 - $345.40
    $182.60
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    $268.84
    $268.84 - $268.84
    $268.84
    $206.80
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    $206.80

    Bird Of Paradise 4" Full-Size Foundation

    Durable foundation with 4" thickness, suitable for those wanting a shorter sleeping vertical position. Exterior design matches bird of paradise pil...

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    $268.84
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    $268.84
    $206.80
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    $206.80
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    $480.48
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    $480.48
    $369.60
    $369.60 - $369.60
    $369.60

    Aleksa Grey Foundation, Cal.King

    Durable foundation with exterior design matching the "Aleksa" DM335 mattress. Size matches with other mattresses, too. Specifications Product Deta...

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    $480.48
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    $480.48
    $369.60
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    $369.60
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    $480.48
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    $480.48
    $369.60
    $369.60 - $369.60
    $369.60

    Aleksa Grey Foundation, E.King

    Durable foundation with exterior design matching the "Aleksa" DM335 mattress. Size matches with other mattresses, too. Specifications Product Deta...

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    $480.48
    $480.48 - $480.48
    $480.48
    $369.60
    $369.60 - $369.60
    $369.60
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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80

    Aleksa Grey Foundation, Full

    Durable foundation with exterior design matching the "Aleksa" DM335 mattress. Size matches with other mattresses, too. Specifications Product Deta...

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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80
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    $357.50
    $357.50 - $357.50
    $357.50
    $275.00
    $275.00 - $275.00
    $275.00

    Aleksa Grey Foundation, Queen

    Durable foundation with exterior design matching the "Aleksa" DM335 mattress. Size matches with other mattresses, too. Specifications Product Deta...

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    $357.50
    $357.50 - $357.50
    $357.50
    $275.00
    $275.00 - $275.00
    $275.00
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    $328.90
    $328.90 - $328.90
    $328.90
    $253.00
    $253.00 - $253.00
    $253.00

    Bird Of Paradise 4" Queen-Size Foundation

    Durable foundation with 4" thickness, suitable for those wanting a shorter sleeping vertical position. Exterior design matches bird of paradise pil...

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    $328.90
    $328.90 - $328.90
    $328.90
    $253.00
    $253.00 - $253.00
    $253.00
    Save 23% Save %
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    $237.38
    $237.38 - $237.38
    $237.38
    $182.60
    $182.60 - $182.60
    $182.60

    Bird Of Paradise 4" Twin-Size Foundation

    Durable foundation with 4" thickness, suitable for those wanting a shorter sleeping vertical position. Exterior design matches bird of paradise pil...

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    $237.38
    $237.38 - $237.38
    $237.38
    $182.60
    $182.60 - $182.60
    $182.60
    Save 23% Save %
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    $268.84
    $268.84 - $268.84
    $268.84
    $206.80
    $206.80 - $206.80
    $206.80

    Framos Link Spring

    A steel rail, top spring made of High Carbon, and 39" wire link fabric all come together to make this spring a comfortable mattress support. Specif...

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    $268.84
    $268.84 - $268.84
    $268.84
    $206.80
    $206.80 - $206.80
    $206.80
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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80

    Framos Silver Base Foundation - Cal.King

    With round corners and cross-braces for extra support this base foundation was designed for fast and easy assembly. Specifications Product Details...

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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80
    Save 23% Save %
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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80

    Framos Silver Base Foundation - E.King

    With round corners and cross-braces for extra support this base foundation was designed for fast and easy assembly. Specifications Product Details...

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    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80
    Save 23% Save %
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    $237.38
    $237.38 - $237.38
    $237.38
    $182.60
    $182.60 - $182.60
    $182.60

    Framos Silver Base Foundation - Full

    With round corners and cross-braces for extra support this base foundation was designed for fast and easy assembly. Specifications Product Details...

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    $237.38
    $237.38 - $237.38
    $237.38
    $182.60
    $182.60 - $182.60
    $182.60
    Save 23% Save %
  • Save 23% Save %
    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80

    Aleksa Foundation

    Durable foundation with exterior design matching the "Aleksa" DM335 mattress. Size matches with other mattresses, too.

    $297.44
    $297.44 - $297.44
    $297.44
    $228.80
    $228.80 - $228.80
    $228.80
    Save 23% Save %
  • Save 23% Save %
    $237.38
    $237.38 - $237.38
    $237.38
    $182.60
    $182.60 - $182.60
    $182.60

    Bird Of Paradise 4" Foundation

    Durable foundation with 4" thickness, suitable for those wanting a shorter sleeping vertical position. Exterior design matches bird of paradise pil...

    View full details
    $237.38
    $237.38 - $237.38
    $237.38
    $182.60
    $182.60 - $182.60
    $182.60
    Save 23% Save %

Foundation — Frequently Asked Questions

What foundation brands does GRW Furniture (Oxnard, CA) carry?

Our Foundation selection includes Coaster Z1 Standard, FOA West, chosen for a balance of quality, comfort, and value. Browse the collection to compare styles and finishes side by side.

How do I choose the right foundation?

Measure where the foundation will go, then check your doorways, hallways, and stairwells to be sure it will fit inside. Think about how it will be used and by whom — homes with kids or pets do best with durable, easy-clean materials — and match the color, finish, and scale to what you already own. Want a second opinion? Just contact us.

Do you deliver foundation items?

Yes. We deliver throughout our local service area and, in most cases, will bring your foundation inside and place it where you want it. See our shipping & delivery policy for timelines, or contact us for a quote and an estimated delivery window.

Can I finance a foundation?

Yes. We offer financing options on qualifying purchases, often with promotional low- or no-interest plans. Ask us about prequalifying so you can shop with a budget in mind.

Does my foundation come with a warranty?

Most pieces are covered by the manufacturer's warranty, which typically protects against defects in materials and workmanship for a period that varies by brand and product. Keep your order confirmation as proof of purchase, and contact us if you ever need to file a claim — we'll help you work with the manufacturer.

What if my foundation arrives damaged?

Inspect it at delivery, and if anything isn't right, note it on the paperwork, snap a few photos, and contact us immediately. We'll coordinate a repair, replacement part, or return under our return policy.

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