Construction Performance Guidelines
SQUEAKING STAIR RISER OR TREAD
Stair risers and treads shall be free of squeaks caused by loose/inadequately fastened joints.
One-Year - Work and Materials. · Squeaks caused by normal shrinkage of materials due to drying after construction, improper maintenance or normal wear and tear to the stair are excluded from the statutory warranty.
Loose/inadequately fastened risers and treads shall be repaired.
Extended low-humidity indoor environments can cause excessive shrinkage in the wood resulting in loose stair connections. The homeowner must maintain indoor humidity levels to prevent excessive drying of materials. A squeak-free stair may not be attainable.