Some innerspring warranties cover construction defects, such as broken, collapsed, or protruding coils, but coverage depends on the policy and proper use. For sag, a claim process may ask buyers to measure the deepest indentation without weight. Comfort changes and stains may be excluded, and fees or shipping costs may apply even when a claim is filed.
Nest Bedding lists broken, collapsed, or protruding coils; Brooklyn Bedding covers physical flaws that cause spring material to split or crack despite normal use and proper handling.
Broken, collapsed, or protruding coils
Some policies cover broken coils and other coil-system manufacturing defects.
Check whether the policy lists protruding coils, as Nest Bedding does, or split and cracked spring material, as Brooklyn Bedding does.
Brooklyn Bedding’s policy ties split or cracked spring material to normal use and proper handling.
These examples describe specific policies, not every innerspring coil mattress.
National Mattress advises placing a straight edge across the mattress and measuring the deepest indentation without weight. National Mattress advises measuring on a proper foundation; check the applicable policy for its measuring requirements.
Measure without added weight
National Mattress advises measuring the deepest point without added weight.
National Mattress advises placing a straight edge across the mattress surface.
Tempur-Pedic advises measuring the indentation from end to end across the affected area.
National Mattress advises using a proper foundation when measuring.
Hypnos Canada says its warranty does not indicate the set’s useful life. Check whether a sagging-review period starts at delivery or a warranty starts on the original invoice date.
Check the start date
Policies may date warranty terms or review periods differently; keep each maker’s wording distinct.
Nest Bedding measures its first 5-year sagging-review period from delivery.
The Loom & Needles policy starts from the original invoice date.
Read the start-date wording in the policy for the mattress you bought.
A long term is not a lifespan
Hypnos Canada says its warranty does not indicate how long the set will be useful.
Hypnos Canada says useful life varies with use and care.
Nest Bedding limits coverage after 10 years to clear, verifiable manufacturing defects and reviews claims case by case.
Check the policy’s age-related terms rather than treating the warranty as a lifespan estimate.
Brooklyn Bedding may repair or replace a covered mattress or cover; some policies may involve shipping or inspection costs. Read both the remedy and cost terms before filing.
Repair or replacement
Brooklyn Bedding may choose to repair or replace a covered mattress or cover.
Its policy allows a repaired or replacement mattress or cover of similar or greater value.
Brooklyn Bedding’s policy allows it to choose repair or replacement; check the applicable warranty for its remedy.
Shipping and inspection costs
A claim may involve fees that the warranty does not cover.
Tempur-Pedic says a $150 inspection fee may apply and is non-refundable unless the claim is approved.
Simmons mentions transportation, inspection, and removal expenses, with an exception for California.
Tempur-Pedic says inspectors photograph but do not touch the mattress.
Check possible inspection and transportation costs before arranging a visit.
Mattress Depot USA says a comfort exchange may address discomfort without a visible defect; Loom & Needles’ warranty covers listed manufacturing defects subject to inspection and proper use.
Trial for comfort
Mattress Depot USA says discomfort without a visible defect may qualify for a comfort exchange.
Mattress Depot USA says discomfort without a visible defect does not qualify for a warranty claim but may qualify for a comfort exchange.
Its listed exchange window is 30 days, or 120 days if a mattress protector was purchased on the original order, subject to terms.
Brooklyn Bedding excludes comfort preference beyond its 365-night trial period.
Warranty for defects
The Loom & Needles warranty is framed around manufacturing defects, subject to inspection and proper use.
Loom & Needles advises checking its listed defect coverage and conditions.
Do not treat a comfort preference as proof of a manufacturing defect.
Can you claim for sagging you feel but cannot see?
Tempur-Pedic requires a visible indentation for its stated criterion. National Mattress advises measuring the deepest point without weight; Nest Bedding says sagging is eligible for warranty review only when caused by a manufacturing defect.
An inspection may be arranged, but is not guaranteed. Simba Sleep might arrange an independent quality assessment, while Tempur-Pedic says in-person inspections may be approved case by case and are not available everywhere.
Does buying from a retailer change who handles a claim?
Stearns & Foster’s claim process may depend on whether the purchase was direct or through a retailer. Buyers who purchased directly online or by phone, or whose retail store has permanently closed, may file a warranty claim directly online.
We read 13 published pages from 10 sites (nestbedding.com, brooklynbedding.com, help.nationalmattress.ca, help.tempurpedic.com and 6 more), checked in October 2026. Every sentence in the answers above cites one of them; the offer card at the end names its own source. This page reports published sources only; we did not test mattresses in person.