const updateHeaderMetrics = () => { const header = document.getElementById('header'); const rect = header.getBoundingClientRect(); const headerHeight = rect.bottom; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); }; window.addEventListener('DOMContentLoaded', updateHeaderMetrics); window.addEventListener('resize', updateHeaderMetrics); const header = document.getElementById('header'); const resizeObserver = new ResizeObserver(entries => { for (let entry of entries) { const rect = entry.target.getBoundingClientRect(); const headerHeight = rect.bottom; document.documentElement.style.setProperty('--header-height', `${headerHeight}px`); } }); resizeObserver.observe(header);

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Polyester fiber sound-absorbing board shaped long grille KTV restaurant sound-absorbing board office decorative sound insulation board wholesale

Polyester Fiber Soundproof Board: Shaped Long Grille Acoustic Panels

$15.01

Specifications-

Alien Hexagon

Alien Hexagon

shaped diamond

Rectangle

long grille

Quantity

Sustainably made

Secure payments

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Shipping

Estimated Delivery：Feb-07 - Feb-11

Vendor by: 1688

SKU: -Alien Hexagon-A001106556

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