{"product_id":"rain-bird-maxi-jumbo-valve-box","title":"Rain Bird Maxi Jumbo Valve Box VB-MAX-H - 40.3 x 27.1 x 18 in - VB-MAX-H","description":"\u003ch2\u003eRain Bird Maxi Jumbo Valve Box VB-MAX-H - 40.3 x 27.1 x 18 in - VB-MAX-H\u003c\/h2\u003e\n\u003cp\u003eThe Rain Bird VB-MAX-H Maxi Jumbo Valve Box protects large in-ground irrigation valves and multiple components while providing fast, contractor-friendly access for maintenance and service.\u003c\/p\u003e\n\u003cp\u003eBuilt for turf, commercial, and large residential irrigation installations, the VB-MAX-H simplifies installation and long-term service while protecting buried components. Refer to the VB Series brochure for technical drawings, load guidance, and installation instructions.\u003c\/p\u003e\n\u003ch5\u003eFeatures\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli\u003eExtra-large rectangular enclosure: 40.3 in L × 27.1 in W × 18 in H provides ample room for multiple valves, manifolds, and accessories.\u003c\/li\u003e\n\u003cli\u003eMultiple opening sizes: standard top opening 29.4\" × 16.4\" and bottom 35.1\" × 21.9\"; maximum top 34.4\" × 21.1\" and maximum bottom 40.4\" × 27.1\" for flexible piping layouts.\u003c\/li\u003e\n\u003cli\u003eDurable polypropylene construction (black body) with a green lift-off lid designed to retain horizontal and vertical integrity under load and resist soil and moisture.\u003c\/li\u003e\n\u003cli\u003e18 pre-molded knockouts (various sizes) plus a bolt-hole knock-out; knockouts slide back into place to keep out dirt during backfill and speed pipe placement.\u003c\/li\u003e\n\u003cli\u003eIncludes two hex head locking bolts with washers and clips and a side shovel-access slot for quick, tool-assisted lid removal.\u003c\/li\u003e\n\u003cli\u003eWide flange base and corrugated sides minimize sinking and protect valves from compression and impact from turf maintenance equipment.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003eWhat our Experts Think\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"hm6oqr\" data-start=\"27\" data-end=\"247\"\u003e\n\u003cstrong data-start=\"29\" data-end=\"81\"\u003eMax protection for critical irrigation hardware:\u003c\/strong\u003e The Rain Bird VB-MAX-H Maxi Jumbo Valve Box is engineered to house and protect large valve manifolds, flow components, and wiring in high-value irrigation systems.\u003c\/li\u003e\n\u003cli data-section-id=\"1xl3cbg\" data-start=\"248\" data-end=\"455\"\u003e\n\u003cstrong data-start=\"250\" data-end=\"280\"\u003eExtra-large service space:\u003c\/strong\u003e Internal footprint of approximately \u003cstrong data-start=\"317\" data-end=\"340\" data-is-only-node=\"\"\u003e40.3\" × 27.1\" × 18\"\u003c\/strong\u003e provides generous working room for multi-valve assemblies and accessories. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"iwz9b5\" data-start=\"456\" data-end=\"618\"\u003e\n\u003cstrong data-start=\"458\" data-end=\"491\"\u003eHeavy-duty structural design:\u003c\/strong\u003e High-strength polypropylene body with reinforced walls and a rigid frame prevents collapse under soil load and turf traffic.\u003c\/li\u003e\n\u003cli data-section-id=\"1cuehnq\" data-start=\"619\" data-end=\"776\"\u003e\n\u003cstrong data-start=\"621\" data-end=\"653\"\u003eCommercial-grade durability:\u003c\/strong\u003e Built for long-term underground installation in golf courses, sports fields, estates, and municipal irrigation networks.\u003c\/li\u003e\n\u003cli data-section-id=\"pym9wg\" data-start=\"777\" data-end=\"950\"\u003e\n\u003cstrong data-start=\"779\" data-end=\"811\"\u003eMaintenance-friendly access:\u003c\/strong\u003e Wide top opening and removable lid design allow fast inspection, servicing, and valve replacement without disturbing surrounding piping.\u003c\/li\u003e\n\u003cli data-section-id=\"lrph98\" data-start=\"951\" data-end=\"1126\"\u003e\n\u003cstrong data-start=\"953\" data-end=\"978\"\u003eKnockout flexibility:\u003c\/strong\u003e Pre-molded side and end knockouts simplify pipe routing and reduce installation time for complex manifolds. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"5h847a\" data-start=\"1127\" data-end=\"1286\"\u003e\n\u003cstrong data-start=\"1129\" data-end=\"1159\"\u003eLoad-resistant lid system:\u003c\/strong\u003e Locking lid helps secure internal components against accidental displacement and external impact from landscaping equipment.\u003c\/li\u003e\n\u003cli data-section-id=\"vhfma2\" data-start=\"1287\" data-end=\"1428\"\u003e\n\u003cstrong data-start=\"1289\" data-end=\"1320\"\u003eSystem scalability enabler:\u003c\/strong\u003e Commonly used when multiple valves, sensors, or decoders must be grouped in a single protected enclosure.\u003c\/li\u003e\n\u003cli data-section-id=\"thaurb\" data-start=\"1429\" data-end=\"1569\" data-is-last-node=\"\"\u003e\n\u003cstrong data-start=\"1431\" data-end=\"1453\"\u003eTrade-off reality:\u003c\/strong\u003e Very large footprint—requires careful placement planning and is overbuilt for small residential irrigation systems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch5\u003e\n\u003cbr\u003eQ\u0026amp;A\u003c\/h5\u003e\n\u003cdiv class=\"qMYqUG_convSearchResultHighlightRoot\"\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"242a901a-23f4-45d8-a3fa-d06655c5a917\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-(--sticky-padding-top)\" dir=\"auto\" data-turn-id=\"242a901a-23f4-45d8-a3fa-d06655c5a917\" data-turn-id-container=\"242a901a-23f4-45d8-a3fa-d06655c5a917\" data-testid=\"conversation-turn-73\" data-turn=\"user\"\u003e\u003c\/section\u003e\n\u003cbr\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"\" data-turn-id-container=\"request-WEB:493af699-8c07-4d6d-a27f-80ee8cbfacc8-36\" data-is-intersecting=\"true\"\u003e\n\u003csection class=\"text-token-text-primary w-full focus:outline-none has-data-writing-block:pointer-events-none [\u0026amp;:has([data-writing-block])\u0026gt;*]:pointer-events-auto R6Vx5W_threadScrollVars scroll-mb-[calc(var(--scroll-root-safe-area-inset-bottom,0px)+var(--thread-response-height))] scroll-mt-[calc(var(--header-height)+min(200px,max(70px,20svh)))]\" dir=\"auto\" data-turn-id=\"request-WEB:493af699-8c07-4d6d-a27f-80ee8cbfacc8-36\" data-turn-id-container=\"request-WEB:493af699-8c07-4d6d-a27f-80ee8cbfacc8-36\" data-testid=\"conversation-turn-74\" data-turn=\"assistant\"\u003e\n\u003cdiv class=\"text-base my-auto mx-auto pb-10 [--thread-content-margin:var(--thread-content-margin-xs,calc(var(--spacing)*4))] @w-sm\/main:[--thread-content-margin:var(--thread-content-margin-sm,calc(var(--spacing)*6))] @w-lg\/main:[--thread-content-margin:var(--thread-content-margin-lg,calc(var(--spacing)*16))] px-(--thread-content-margin)\"\u003e\n\u003cdiv data-conversation-screenshot-content=\"\" class=\"[--thread-content-max-width:40rem] @w-lg\/main:[--thread-content-max-width:48rem] mx-auto max-w-(--thread-content-max-width) flex-1 group\/turn-messages focus-visible:outline-hidden relative flex w-full min-w-0 flex-col agent-turn\"\u003e\n\u003cdiv class=\"flex max-w-full flex-col gap-4 grow\"\u003e\n\u003cdiv data-message-author-role=\"assistant\" data-message-id=\"e68974c0-d997-4102-ad78-5f5b38a3c844\" dir=\"auto\" data-message-model-slug=\"gpt-5-3-mini\" class=\"min-h-8 text-message relative flex w-full flex-col items-end gap-2 text-start break-words whitespace-normal outline-none keyboard-focused:focus-ring [.text-message+\u0026amp;]:mt-1\" data-turn-start-message=\"true\" tabindex=\"0\"\u003e\n\u003cdiv class=\"flex w-full flex-col gap-1 empty:hidden\"\u003e\n\u003cdiv class=\"markdown prose dark:prose-invert wrap-break-word w-full light markdown-new-styling\"\u003e\n\u003cp data-start=\"0\" data-end=\"218\"\u003e\u003cstrong data-start=\"0\" data-end=\"59\"\u003eQ: What is the Rain Bird Maxi Jumbo Valve Box VB-MAX-H?\u003c\/strong\u003e\u003cbr data-start=\"59\" data-end=\"62\"\u003e\u003cstrong data-start=\"62\" data-end=\"68\"\u003eA:\u003c\/strong\u003e A large underground valve box used to protect irrigation valves, wiring, and small control components in commercial and municipal irrigation systems.\u003c\/p\u003e\n\u003cp data-start=\"220\" data-end=\"396\"\u003e\u003cstrong data-start=\"220\" data-end=\"243\"\u003eQ: What does it do?\u003c\/strong\u003e\u003cbr data-start=\"243\" data-end=\"246\"\u003e\u003cstrong data-start=\"246\" data-end=\"252\"\u003eA:\u003c\/strong\u003e It provides access and protection for buried irrigation valves while allowing maintenance without disturbing the surrounding soil or landscape.\u003c\/p\u003e\n\u003cp data-start=\"398\" data-end=\"506\"\u003e\u003cstrong data-start=\"398\" data-end=\"429\"\u003eQ: What are its dimensions?\u003c\/strong\u003e\u003cbr data-start=\"429\" data-end=\"432\"\u003e\u003cstrong data-start=\"432\" data-end=\"438\"\u003eA:\u003c\/strong\u003e Approximately 40.3\" x 27.1\" x 18\" (large rectangular “jumbo” size).\u003c\/p\u003e\n\u003cp data-start=\"508\" data-end=\"641\"\u003e\u003cstrong data-start=\"508\" data-end=\"532\"\u003eQ: Where is it used?\u003c\/strong\u003e\u003cbr data-start=\"532\" data-end=\"535\"\u003e\u003cstrong data-start=\"535\" data-end=\"541\"\u003eA:\u003c\/strong\u003e Common in commercial landscapes, parks, sports fields, golf courses, and large irrigation networks.\u003c\/p\u003e\n\u003cp data-start=\"643\" data-end=\"785\"\u003e\u003cstrong data-start=\"643\" data-end=\"670\"\u003eQ: What is it made for?\u003c\/strong\u003e\u003cbr data-start=\"670\" data-end=\"673\"\u003e\u003cstrong data-start=\"673\" data-end=\"679\"\u003eA:\u003c\/strong\u003e Designed to house multiple valves or larger valve assemblies in a single protected underground enclosure.\u003c\/p\u003e\n\u003cp data-start=\"787\" data-end=\"935\" data-is-last-node=\"\" data-is-only-node=\"\"\u003e\u003cstrong data-start=\"787\" data-end=\"835\"\u003eQ: Is it a mechanical or electronic product?\u003c\/strong\u003e\u003cbr data-start=\"835\" data-end=\"838\"\u003e\u003cstrong data-start=\"838\" data-end=\"844\"\u003eA:\u003c\/strong\u003e Neither—it is a structural enclosure used for protection and access in irrigation systems\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/section\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch5\u003e\n\u003cbr\u003eMaintenance Tips\u003c\/h5\u003e\n\u003cul\u003e\n\u003cli data-section-id=\"194e8nh\" data-start=\"67\" data-end=\"161\"\u003eExtra-large \u003cstrong data-start=\"81\" data-end=\"116\"\u003ecommercial irrigation valve box\u003c\/strong\u003e for protecting buried valves and manifolds\u003c\/li\u003e\n\u003cli data-section-id=\"160m6rk\" data-start=\"162\" data-end=\"288\"\u003eDimensions: \u003cstrong data-start=\"176\" data-end=\"205\"\u003e40.3\" L × 27.1\" W × 18\" H\u003c\/strong\u003e (max bottom opening approx. 40.4\" × 27.1\") \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1wwam2\" data-start=\"289\" data-end=\"373\"\u003eHeavy-duty \u003cstrong data-start=\"302\" data-end=\"332\"\u003epolypropylene construction\u003c\/strong\u003e with black body and green lift-off lid\u003c\/li\u003e\n\u003cli data-section-id=\"1oi6qci\" data-start=\"374\" data-end=\"470\"\u003eDesigned to house \u003cstrong data-start=\"394\" data-end=\"451\"\u003emultiple valves, manifolds, and irrigation components\u003c\/strong\u003e in one enclosure\u003c\/li\u003e\n\u003cli data-section-id=\"173m7k\" data-start=\"471\" data-end=\"568\"\u003eWide flange base and reinforced corrugated sides for \u003cstrong data-start=\"526\" data-end=\"566\"\u003eload resistance and ground stability\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1cx0zue\" data-start=\"569\" data-end=\"647\"\u003eIncludes \u003cstrong data-start=\"580\" data-end=\"608\"\u003eknockouts for pipe entry\u003c\/strong\u003e to simplify installation and routing\u003c\/li\u003e\n\u003cli data-section-id=\"9e8gdj\" data-start=\"648\" data-end=\"717\"\u003eDouble-locking lid system for \u003cstrong data-start=\"680\" data-end=\"715\"\u003esecurity and service protection\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"htvmty\" data-start=\"718\" data-end=\"814\"\u003eUsed in \u003cstrong data-start=\"728\" data-end=\"812\"\u003ecommercial landscapes, sports fields, golf courses, and large irrigation systems\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1du00ok\" data-start=\"815\" data-end=\"915\"\u003eProvides \u003cstrong data-start=\"826\" data-end=\"853\"\u003eeasy maintenance access\u003c\/strong\u003e while protecting against soil, debris, and equipment damage\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Rain Bird","offers":[{"title":"Default Title","offer_id":45805167706303,"sku":"VB-MAX-H","price":510.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0683\/5703\/0079\/files\/VB-MAX-H-2_0a76dd06-f8b8-4735-8376-428aac2d0856.jpg?v=1782943574","url":"https:\/\/www.mybackyardzone.com\/products\/rain-bird-maxi-jumbo-valve-box","provider":"Your Outdoor Setup Starts Here","version":"1.0","type":"link"}