Blue Spring Block Mounted Unloader Kit w/ Thermal Relief Valve
Hurry up, only 1 item left in stock.
- Free Shipping on Orders $149+
- Order by 2pm Pacific, Mon–Thu, and it ships same day. Flat-rate shipping: $8.95 under $50, $12.95 under $149
- FREE local pickup at Oregon City shop
Complete Blue Spring Unloader Block Mount Kit with Thermal Relief Valve
Upgrade your pressure washer with our Complete Blue Spring Unloader Block Mount Kit, designed for reliable pressure regulation, smooth operation, and added pump protection. This kit includes everything you need to retrofit your pressure washer with our block-mounted Blue Spring Unloader, plus an integrated thermal relief valve for an extra layer of protection.
Why It Matters:
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Protects your pump — Helps regulate system pressure and prevents excessive pressure buildup during operation.
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Added thermal protection — Includes a thermal relief valve that automatically releases overheated water during extended bypass operation, helping protect your pump from heat-related damage.
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Reliable pressure control — The Blue Spring Unloader provides consistent pressure regulation for dependable
About Expert Power Wash
Expert Power Wash is a family-owned pressure washing equipment shop in Oregon City, OR, run by Tim and Kristina. Before we built equipment, we ran our own pressure washing business for more than ten years — so the parts and chemicals on our shelves are the ones we trust on real jobs.
Our storefront stocks thousands of parts, chemicals and supplies, most in-stock orders ship the same day, and when you call 503-403-6185 you talk to people who have run this gear.
Shipping & Pickup
Orders placed by 2pm Pacific, Monday–Thursday, ship the same day from Oregon City, OR. Orders placed after 2pm on Thursday, or Friday through Sunday, ship the following Monday. Flat-rate shipping is $8.95 on orders under $50 and $12.95 on orders from $50 to $148.99. Orders of $149 or more ship free within the lower 48 states — some large items have their own shipping rate, shown at checkout.
FREE local pickup at our Oregon City shop, Monday–Thursday 8am–4pm.
Returns
Unused items in their original packaging can be returned within 30 days of delivery. A 20% restocking fee applies, and some items — like chemicals and cut-to-length hose — can't be returned. See our Return Policy for details.
