Aftermarket · Made by Think Crucial · Not made by AstroVac

Replacement bags for AstroVac, Valet and VacuMaid central vacuums.

Replaces HPB2H / HPB2HPK. Fits 17 models including SR38, GV50PRO and ATQ300. 9 bags for $64.99, $7.22 a bag.

VacuMaid charges $30.00 per 3-pack of HPB2HPK bags. Nine from VacuMaid: $90.00. Ours: $64.99, $25.01 less.

4.3from 28 ratings on Amazon(as of Oct 1, 2026)

Think Crucial bag for the AstroVac AstroVac · HPB2H — **Fig. 01**9 bags

The mathvacumaid.com · October 6, 2026

VacuMaid HPB2HPK 3-pack × 3 at $30.00$90.00
Think Crucial 9-pack$64.99

You pay less by$25.01

AstroVac list price on vacumaid.com (VacuMaid's own store) on October 6, 2026, before any sale, coupon or subscription discount.

Shipping
Free U.S. shipping on every order
Dispatch
Ships the same business day when ordered by 2pm ET
Fit
Fit guaranteed on the models listed
Returns
30-day returns with a prepaid label

01How it comparesPrices dated

Think Crucial vs. buying from AstroVac.

The same count, side by side. AstroVac's price is its list price on vacumaid.com on October 6, 2026.

AstroVac · HPB2H	Think Crucial	AstroVac, same count
9 bags	$64.99$25.01 less	$90.00
6 bags	$44.99$15.01 less	$60.00
3 bags	$26.99$3.01 less	$30.00
Subscription	None. Buy when you need bags	AstroVac's own terms
If it doesn't fit	Prepaid return label, full refund, 30 days	AstroVac's own terms
Made by	Think Crucial (aftermarket)	AstroVac

AstroVac price: VacuMaid HPB2HPK 3-pack × 3 at $30.00, $90.00, on vacumaid.com (VacuMaid's own store) on October 6, 2026, before any sale, coupon or subscription discount.

02Spec sheetFrom the listing

What's in the box.

Exactly what ships, so you can match it against what's in your machine now.

In the boxBy option

9 ×
replacement bags
in the 9-pack
6 ×
replacement bags
in the 6-pack
3 ×
replacement bags
in the 3-pack

Fits: AstroVac, Valet and VacuMaid H1P, P70, SR36, SR38, SR52H, SR760, P80, H2, P73, P75, MK-IP, MK-XXIIIBP, ATQ300, GV30, GV50, GV30PRO and GV50PRO
Replaces part no.: HPB2HPK (AstroVac)
Options: 9 bags: $64.99 · 6 bags: $44.99 · 3 bags: $26.99
Subscription: None. Buy when you need it
Made by: Think Crucial (aftermarket, not affiliated with AstroVac)
Ships: Free, from a U.S. warehouse. Same business day when ordered by 2pm ET; arrives in 2–5 business days

03CompatibilityAstroVac · HPB2H

Check your model.

Listed for the AstroVac, Valet and VacuMaid H1P, P70, SR36, SR38, SR52H, SR760, P80, H2, P73, P75, MK-IP, MK-XXIIIBP, ATQ300, GV30, GV50, GV30PRO and GV50PRO. Two minutes now saves a return later.

H1P
P70
SR36
SR38
SR52H
SR760
P80
H2
P73
P75
MK-IP
MK-XXIIIBP
ATQ300
GV30
GV50
GV30PRO
GV50PRO

01
Find the model number
Find the model on the label of your central vacuum power unit, or check the part number on your current bag.
02
Match it to this page
If the model is on the list, or your old bag is HPB2H or HPB2HPK, these are the bags.
03
Still not sure?
Email your model number to support@thinkcrucial.com and we'll tell you whether it fits. We reply within one business day.

04QuestionsBefore you order

Before you order.

Straight answers. Anything else, email support@thinkcrucial.com.

Q.01Is this made by AstroVac?

No. It's a compatible replacement made by Think Crucial. It isn't made, sold or endorsed by AstroVac, and Think Crucial isn't affiliated with AstroVac.

Q.02Which pack is the best value?

The 9-pack: $64.99 for 9 bags, $7.22 a bag. The 6- and 3-packs cost more per bag.

Q.03Which part number do these replace?

HPB2H, sold by VacuMaid as the HPB2HPK 3-pack.

Q.04What if it doesn't fit?

Fit guaranteed: if it doesn't fit the model we list, email support@thinkcrucial.com within 30 days of delivery with your order number and model number. We send a prepaid return label and refund you in full, even if you opened it to test the fit. Changed your mind? Return it unused, in its original packaging, within 30 days of delivery.

Q.05Is there a subscription?

No. You buy when you need it. Nothing renews and nothing auto-ships.

Q.06When will it arrive?

Free U.S. shipping on every order, from a U.S. warehouse. Ships the same business day when ordered by 2pm ET. Arrives in 2–5 business days.

05Who makes this

We make what we sell.

Think Crucial started in 2007 at a family vacuum repair shop. Today we're a U.S. company in Hollywood, Florida, making aftermarket filters, bags and parts built to fit the machines you already own. Most people can fit the part themselves. They just need the right one, and a way to check it first.

Questions before you order? Email support@thinkcrucial.com. We reply within one business day.

Ready to order