{"product_id":"4x2x4-extension-kit-3-0","title":"4'x2'x4' Extension Kit 3.0","description":"\u003cp\u003eConverts a 4×2×2 into a 4×2×4 — doubling the height without replacing the enclosure. For a keeper whose animal has outgrown its vertical space, or who's moving toward a heavily planted build, this is the alternative to buying a second enclosure and finding somewhere to put the first.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight without a re-buy:\u003c\/strong\u003e the standard advice is to buy the bigger enclosure once. An extension kit is the honest middle path when you already own the smaller one.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOpens up planted and arboreal builds:\u003c\/strong\u003e four feet of height is what makes real climbing structure and tall live plants viable.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDoubling volume changes your heating:\u003c\/strong\u003e the same heat source in twice the space will not produce the same gradient. Plan to re-measure and likely re-specify — our \u003ca href=\"\/blogs\/guides\/reptile-heating-and-lighting-the-complete-guide\"\u003eheating and lighting guide\u003c\/a\u003e covers sizing to volume.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUVB distance changes too:\u003c\/strong\u003e mounting height above the basking spot is what sets delivered UVI. Doubling height without re-checking means the figure you verified no longer applies.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eSold by Bask \u0026amp; Burrow and fulfilled by Zen Habitats. See our \u003ca href=\"\/policies\/refund-policy\"\u003erefund policy\u003c\/a\u003e for returns.\u003c\/p\u003e","brand":"Zen Habitats","offers":[{"title":"Aluminum","offer_id":46506219962470,"sku":"4X2X4LGTHEXTSIL-SC","price":109.99,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":46506219995238,"sku":"4X2X4LGTHEXTBLK-SC","price":109.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0729\/8151\/2294\/files\/4x2x4_length_ext_kit_3.0_b2e38481-d229-4b43-80de-a763fcadd0ff.png?v=1785525093","url":"https:\/\/baskandburrow.com\/products\/4x2x4-extension-kit-3-0","provider":"Bask \u0026 Burrow","version":"1.0","type":"link"}