On Guard

Name: On Guard
Brand: C4
Availability: InStock

The ON GUARD™ Valve Lock System secures 3/4" ball valve shut-off valves Wilkins and Febco backflow assemblies from theft, tampering, and unauthorized access.

Unlike traditional valve locks, ON GUARD™ works on all standard Wilkins & Febco 3/4" shut-off valves, eliminating the need for multiple lock models.

🔩 Complete Lock System Included

• ON GUARD™ Lock Block

• Hardened Curved Locking Bar

• Master Lock® Hockey Puck Lock

• Keys

✔ Designed for Wilkins & Febco backflow assemblies

✔ Prevents valve removal and copper theft

✔ Heavy-duty hardened steel construction

✔ Fast installation — no special tools required

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{"id":10326062039357,"title":"On Guard","handle":"on-guard","description":"\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eThe ON GUARD™ Valve Lock System secures 3\/4\" ball valve shut-off valves Wilkins and Febco backflow assemblies from theft, tampering, and unauthorized access.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eUnlike traditional valve locks, ON GUARD™ works on all standard Wilkins \u0026amp; Febco 3\/4\" shut-off valves, eliminating the need for multiple lock models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e🔩 Complete Lock System Included\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• ON GUARD™ Lock Block\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• Hardened Curved Locking Bar\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• Master Lock® Hockey Puck Lock\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• Keys\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none white-space-prewrap\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eDesigned for Wilkins \u0026amp; Febco backflow assemblies\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003ePrevents valve removal and copper theft\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e Heavy-duty hardened steel construction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eFast installation — no special tools required\u003c\/span\u003e\u003c\/p\u003e","published_at":"2026-05-01T17:57:13-07:00","created_at":"2026-05-01T17:57:12-07:00","vendor":"C4","type":"","tags":[],"price":0,"price_min":0,"price_max":0,"available":true,"price_varies":false,"compare_at_price":null,"compare_at_price_min":0,"compare_at_price_max":0,"compare_at_price_varies":false,"variants":[{"id":51659558519101,"title":"Default Title","option1":"Default Title","option2":null,"option3":null,"sku":null,"requires_shipping":true,"taxable":true,"featured_image":null,"available":true,"name":"On Guard","public_title":null,"options":["Default Title"],"price":0,"weight":0,"compare_at_price":null,"inventory_management":null,"barcode":"","requires_selling_plan":false,"selling_plan_allocations":[],"quantity_rule":{"min":1,"max":null,"increment":1}}],"images":["\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_1.jpg?v=1777683424","\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_2.jpg?v=1777683345","\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_4.jpg?v=1777683345","\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_6.jpg?v=1777683345","\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_7.jpg?v=1777683345","\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_8.jpg?v=1777683345","\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_9.jpg?v=1777683345"],"featured_image":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_1.jpg?v=1777683424","options":["Title"],"media":[{"alt":null,"id":50646072197437,"position":1,"preview_image":{"aspect_ratio":1.0,"height":957,"width":957,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_1.jpg?v=1777683424"},"aspect_ratio":1.0,"height":957,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_1.jpg?v=1777683424","width":957},{"alt":null,"id":50646072099133,"position":2,"preview_image":{"aspect_ratio":0.667,"height":1392,"width":928,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_2.jpg?v=1777683345"},"aspect_ratio":0.667,"height":1392,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_2.jpg?v=1777683345","width":928},{"alt":null,"id":50646072262973,"position":3,"preview_image":{"aspect_ratio":0.667,"height":1536,"width":1024,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_4.jpg?v=1777683345"},"aspect_ratio":0.667,"height":1536,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_4.jpg?v=1777683345","width":1024},{"alt":null,"id":50646072230205,"position":4,"preview_image":{"aspect_ratio":0.667,"height":1536,"width":1024,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_6.jpg?v=1777683345"},"aspect_ratio":0.667,"height":1536,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_6.jpg?v=1777683345","width":1024},{"alt":null,"id":50646072131901,"position":5,"preview_image":{"aspect_ratio":0.689,"height":1418,"width":977,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_7.jpg?v=1777683345"},"aspect_ratio":0.689,"height":1418,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_7.jpg?v=1777683345","width":977},{"alt":null,"id":50646072295741,"position":6,"preview_image":{"aspect_ratio":0.667,"height":1536,"width":1024,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_8.jpg?v=1777683345"},"aspect_ratio":0.667,"height":1536,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_8.jpg?v=1777683345","width":1024},{"alt":null,"id":50646072066365,"position":7,"preview_image":{"aspect_ratio":0.667,"height":1536,"width":1024,"src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_9.jpg?v=1777683345"},"aspect_ratio":0.667,"height":1536,"media_type":"image","src":"\/\/c4-cccc.com\/cdn\/shop\/files\/on_guard_pic_9.jpg?v=1777683345","width":1024}],"requires_selling_plan":false,"selling_plan_groups":[],"content":"\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eThe ON GUARD™ Valve Lock System secures 3\/4\" ball valve shut-off valves Wilkins and Febco backflow assemblies from theft, tampering, and unauthorized access.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eUnlike traditional valve locks, ON GUARD™ works on all standard Wilkins \u0026amp; Febco 3\/4\" shut-off valves, eliminating the need for multiple lock models.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e🔩 Complete Lock System Included\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• ON GUARD™ Lock Block\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• Hardened Curved Locking Bar\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• Master Lock® Hockey Puck Lock\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-start para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e• Keys\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none white-space-prewrap\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eDesigned for Wilkins \u0026amp; Febco backflow assemblies\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003ePrevents valve removal and copper theft\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e Heavy-duty hardened steel construction\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"cvGsUA direction-ltr align-center para-style-body\"\u003e\u003cspan class=\"a_GcMg white-space-prewrap font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e✔\u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003e \u003c\/span\u003e\u003cspan class=\"a_GcMg font-feature-liga-off font-feature-clig-off font-feature-calt-off text-decoration-none text-strikethrough-none\"\u003eFast installation — no special tools required\u003c\/span\u003e\u003c\/p\u003e"}